Merge branch '22007-unify-projects-search' into 'master'

Unify projects search by removing /projects/:search endpoint

Closes #22007

See merge request !8877

9 files changed, 1910 insertions, 65 deletions

diff --git a/changelogs/unreleased/22007-unify-projects-search.yml b/changelogs/unreleased/22007-unify-projects-search.yml
new file mode 100644
index 00000000000..f43c1925ad0
--- /dev/null
+++ b/changelogs/unreleased/22007-unify-projects-search.yml
@@ -0,0 +1,4 @@
+---
+title: Unify projects search by removing /projects/:search endpoint
+merge_request: 8877
+author:
diff --git a/doc/api/README.md b/doc/api/README.md
index 20f28e8d30e..b334ca46caf 100644
--- a/doc/api/README.md
+++ b/doc/api/README.md
@@ -49,6 +49,7 @@ following locations:
 - [Todos](todos.md)
 - [Users](users.md)
 - [Validate CI configuration](ci/lint.md)
+- [V3 to V4](v3_to_v4.md)
 - [Version](version.md)
 
 ### Internal CI API
diff --git a/doc/api/v3_to_v4.md b/doc/api/v3_to_v4.md
new file mode 100644
index 00000000000..01de1e59fcb
--- /dev/null
+++ b/doc/api/v3_to_v4.md
@@ -0,0 +1,10 @@
+# V3 to V4 version
+
+Our V4 API version is currently available as *Beta*! It means that V3
+will still be supported and remain unchanged for now, but be aware that the following
+changes are in V4:
+
+### Changes
+
+- Removed `/projects/:search` (use: `/projects?search=x`)
+
diff --git a/lib/api/api.rb b/lib/api/api.rb
index 6cf6b501021..090109d5e6f 100644
--- a/lib/api/api.rb
+++ b/lib/api/api.rb
@@ -1,7 +1,12 @@
 module API
   class API < Grape::API
     include APIGuard
-    version 'v3', using: :path
+
+    version %w(v3 v4), using: :path
+
+    version 'v3', using: :path do
+      mount ::API::V3::Projects
+    end
 
     before { allow_access_with_scope :api }
 
diff --git a/lib/api/projects.rb b/lib/api/projects.rb
index 941f47114a4..92a70faf1c2 100644
--- a/lib/api/projects.rb
+++ b/lib/api/projects.rb
@@ -151,22 +151,6 @@ module API
         present_projects Project.all, with: Entities::ProjectWithAccess, statistics: params[:statistics]
       end
 
-      desc 'Search for projects the current user has access to' do
-        success Entities::Project
-      end
-      params do
-        requires :query, type: String, desc: 'The project name to be searched'
-        use :sort_params
-        use :pagination
-      end
-      get "/search/:query", requirements: { query: /[^\/]+/ } do
-        search_service = Search::GlobalService.new(current_user, search: params[:query]).execute
-        projects = search_service.objects('projects', params[:page])
-        projects = projects.reorder(params[:order_by] => params[:sort])
-
-        present paginate(projects), with: Entities::Project
-      end
-
       desc 'Create new project' do
         success Entities::Project
       end
diff --git a/lib/api/v3/projects.rb b/lib/api/v3/projects.rb
new file mode 100644
index 00000000000..bac7d485a22
--- /dev/null
+++ b/lib/api/v3/projects.rb
@@ -0,0 +1,458 @@
+module API
+  module V3
+    class Projects < Grape::API
+      include PaginationParams
+
+      before { authenticate_non_get! }
+
+      helpers do
+        params :optional_params do
+          optional :description, type: String, desc: 'The description of the project'
+          optional :issues_enabled, type: Boolean, desc: 'Flag indication if the issue tracker is enabled'
+          optional :merge_requests_enabled, type: Boolean, desc: 'Flag indication if merge requests are enabled'
+          optional :wiki_enabled, type: Boolean, desc: 'Flag indication if the wiki is enabled'
+          optional :builds_enabled, type: Boolean, desc: 'Flag indication if builds are enabled'
+          optional :snippets_enabled, type: Boolean, desc: 'Flag indication if snippets are enabled'
+          optional :shared_runners_enabled, type: Boolean, desc: 'Flag indication if shared runners are enabled for that project'
+          optional :container_registry_enabled, type: Boolean, desc: 'Flag indication if the container registry is enabled for that project'
+          optional :lfs_enabled, type: Boolean, desc: 'Flag indication if Git LFS is enabled for that project'
+          optional :public, type: Boolean, desc: 'Create a public project. The same as visibility_level = 20.'
+          optional :visibility_level, type: Integer, values: [
+            Gitlab::VisibilityLevel::PRIVATE,
+            Gitlab::VisibilityLevel::INTERNAL,
+            Gitlab::VisibilityLevel::PUBLIC ], desc: 'Create a public project. The same as visibility_level = 20.'
+          optional :public_builds, type: Boolean, desc: 'Perform public builds'
+          optional :request_access_enabled, type: Boolean, desc: 'Allow users to request member access'
+          optional :only_allow_merge_if_build_succeeds, type: Boolean, desc: 'Only allow to merge if builds succeed'
+          optional :only_allow_merge_if_all_discussions_are_resolved, type: Boolean, desc: 'Only allow to merge if all discussions are resolved'
+        end
+
+        def map_public_to_visibility_level(attrs)
+          publik = attrs.delete(:public)
+          if !publik.nil? && !attrs[:visibility_level].present?
+            # Since setting the public attribute to private could mean either
+            # private or internal, use the more conservative option, private.
+            attrs[:visibility_level] = (publik == true) ? Gitlab::VisibilityLevel::PUBLIC : Gitlab::VisibilityLevel::PRIVATE
+          end
+          attrs
+        end
+      end
+
+      resource :projects do
+        helpers do
+          params :collection_params do
+            use :sort_params
+            use :filter_params
+            use :pagination
+
+            optional :simple, type: Boolean, default: false,
+                              desc: 'Return only the ID, URL, name, and path of each project'
+          end
+
+          params :sort_params do
+            optional :order_by, type: String, values: %w[id name path created_at updated_at last_activity_at],
+                                default: 'created_at', desc: 'Return projects ordered by field'
+            optional :sort, type: String, values: %w[asc desc], default: 'desc',
+                            desc: 'Return projects sorted in ascending and descending order'
+          end
+
+          params :filter_params do
+            optional :archived, type: Boolean, default: false, desc: 'Limit by archived status'
+            optional :visibility, type: String, values: %w[public internal private],
+                                  desc: 'Limit by visibility'
+            optional :search, type: String, desc: 'Return list of authorized projects matching the search criteria'
+          end
+
+          params :statistics_params do
+            optional :statistics, type: Boolean, default: false, desc: 'Include project statistics'
+          end
+
+          params :create_params do
+            optional :namespace_id, type: Integer, desc: 'Namespace ID for the new project. Default to the user namespace.'
+            optional :import_url, type: String, desc: 'URL from which the project is imported'
+          end
+
+          def present_projects(projects, options = {})
+            options = options.reverse_merge(
+              with: Entities::Project,
+              current_user: current_user,
+              simple: params[:simple],
+            )
+
+            projects = filter_projects(projects)
+            projects = projects.with_statistics if options[:statistics]
+            options[:with] = Entities::BasicProjectDetails if options[:simple]
+
+            present paginate(projects), options
+          end
+        end
+
+        desc 'Get a list of visible projects for authenticated user' do
+          success Entities::BasicProjectDetails
+        end
+        params do
+          use :collection_params
+        end
+        get '/visible' do
+          entity = current_user ? Entities::ProjectWithAccess : Entities::BasicProjectDetails
+          present_projects ProjectsFinder.new.execute(current_user), with: entity
+        end
+
+        desc 'Get a projects list for authenticated user' do
+          success Entities::BasicProjectDetails
+        end
+        params do
+          use :collection_params
+        end
+        get do
+          authenticate!
+
+          present_projects current_user.authorized_projects,
+            with: Entities::ProjectWithAccess
+        end
+
+        desc 'Get an owned projects list for authenticated user' do
+          success Entities::BasicProjectDetails
+        end
+        params do
+          use :collection_params
+          use :statistics_params
+        end
+        get '/owned' do
+          authenticate!
+
+          present_projects current_user.owned_projects,
+            with: Entities::ProjectWithAccess,
+            statistics: params[:statistics]
+        end
+
+        desc 'Gets starred project for the authenticated user' do
+          success Entities::BasicProjectDetails
+        end
+        params do
+          use :collection_params
+        end
+        get '/starred' do
+          authenticate!
+
+          present_projects current_user.viewable_starred_projects
+        end
+
+        desc 'Get all projects for admin user' do
+          success Entities::BasicProjectDetails
+        end
+        params do
+          use :collection_params
+          use :statistics_params
+        end
+        get '/all' do
+          authenticated_as_admin!
+
+          present_projects Project.all, with: Entities::ProjectWithAccess, statistics: params[:statistics]
+        end
+
+        desc 'Search for projects the current user has access to' do
+          success Entities::Project
+        end
+        params do
+          requires :query, type: String, desc: 'The project name to be searched'
+          use :sort_params
+          use :pagination
+        end
+        get "/search/:query", requirements: { query: /[^\/]+/ } do
+          search_service = Search::GlobalService.new(current_user, search: params[:query]).execute
+          projects = search_service.objects('projects', params[:page])
+          projects = projects.reorder(params[:order_by] => params[:sort])
+
+          present paginate(projects), with: Entities::Project
+        end
+
+        desc 'Create new project' do
+          success Entities::Project
+        end
+        params do
+          requires :name, type: String, desc: 'The name of the project'
+          optional :path, type: String, desc: 'The path of the repository'
+          use :optional_params
+          use :create_params
+        end
+        post do
+          attrs = map_public_to_visibility_level(declared_params(include_missing: false))
+          project = ::Projects::CreateService.new(current_user, attrs).execute
+
+          if project.saved?
+            present project, with: Entities::Project,
+                             user_can_admin_project: can?(current_user, :admin_project, project)
+          else
+            if project.errors[:limit_reached].present?
+              error!(project.errors[:limit_reached], 403)
+            end
+            render_validation_error!(project)
+          end
+        end
+
+        desc 'Create new project for a specified user. Only available to admin users.' do
+          success Entities::Project
+        end
+        params do
+          requires :name, type: String, desc: 'The name of the project'
+          requires :user_id, type: Integer, desc: 'The ID of a user'
+          optional :default_branch, type: String, desc: 'The default branch of the project'
+          use :optional_params
+          use :create_params
+        end
+        post "user/:user_id" do
+          authenticated_as_admin!
+          user = User.find_by(id: params.delete(:user_id))
+          not_found!('User') unless user
+
+          attrs = map_public_to_visibility_level(declared_params(include_missing: false))
+          project = ::Projects::CreateService.new(user, attrs).execute
+
+          if project.saved?
+            present project, with: Entities::Project,
+                             user_can_admin_project: can?(current_user, :admin_project, project)
+          else
+            render_validation_error!(project)
+          end
+        end
+      end
+
+      params do
+        requires :id, type: String, desc: 'The ID of a project'
+      end
+      resource :projects, requirements: { id: /[^\/]+/ } do
+        desc 'Get a single project' do
+          success Entities::ProjectWithAccess
+        end
+        get ":id" do
+          entity = current_user ? Entities::ProjectWithAccess : Entities::BasicProjectDetails
+          present user_project, with: entity, current_user: current_user,
+                                user_can_admin_project: can?(current_user, :admin_project, user_project)
+        end
+
+        desc 'Get events for a single project' do
+          success Entities::Event
+        end
+        params do
+          use :pagination
+        end
+        get ":id/events" do
+          present paginate(user_project.events.recent), with: Entities::Event
+        end
+
+        desc 'Fork new project for the current user or provided namespace.' do
+          success Entities::Project
+        end
+        params do
+          optional :namespace, type: String, desc: 'The ID or name of the namespace that the project will be forked into'
+        end
+        post 'fork/:id' do
+          fork_params = declared_params(include_missing: false)
+          namespace_id = fork_params[:namespace]
+
+          if namespace_id.present?
+            fork_params[:namespace] = if namespace_id =~ /^\d+$/
+                                        Namespace.find_by(id: namespace_id)
+                                      else
+                                        Namespace.find_by_path_or_name(namespace_id)
+                                      end
+
+            unless fork_params[:namespace] && can?(current_user, :create_projects, fork_params[:namespace])
+              not_found!('Target Namespace')
+            end
+          end
+
+          forked_project = ::Projects::ForkService.new(user_project, current_user, fork_params).execute
+
+          if forked_project.errors.any?
+            conflict!(forked_project.errors.messages)
+          else
+            present forked_project, with: Entities::Project,
+                                    user_can_admin_project: can?(current_user, :admin_project, forked_project)
+          end
+        end
+
+        desc 'Update an existing project' do
+          success Entities::Project
+        end
+        params do
+          optional :name, type: String, desc: 'The name of the project'
+          optional :default_branch, type: String, desc: 'The default branch of the project'
+          optional :path, type: String, desc: 'The path of the repository'
+          use :optional_params
+          at_least_one_of :name, :description, :issues_enabled, :merge_requests_enabled,
+            :wiki_enabled, :builds_enabled, :snippets_enabled,
+            :shared_runners_enabled, :container_registry_enabled,
+            :lfs_enabled, :public, :visibility_level, :public_builds,
+            :request_access_enabled, :only_allow_merge_if_build_succeeds,
+            :only_allow_merge_if_all_discussions_are_resolved, :path,
+            :default_branch
+        end
+        put ':id' do
+          authorize_admin_project
+          attrs = map_public_to_visibility_level(declared_params(include_missing: false))
+          authorize! :rename_project, user_project if attrs[:name].present?
+          authorize! :change_visibility_level, user_project if attrs[:visibility_level].present?
+
+          result = ::Projects::UpdateService.new(user_project, current_user, attrs).execute
+
+          if result[:status] == :success
+            present user_project, with: Entities::Project,
+                                  user_can_admin_project: can?(current_user, :admin_project, user_project)
+          else
+            render_validation_error!(user_project)
+          end
+        end
+
+        desc 'Archive a project' do
+          success Entities::Project
+        end
+        post ':id/archive' do
+          authorize!(:archive_project, user_project)
+
+          user_project.archive!
+
+          present user_project, with: Entities::Project
+        end
+
+        desc 'Unarchive a project' do
+          success Entities::Project
+        end
+        post ':id/unarchive' do
+          authorize!(:archive_project, user_project)
+
+          user_project.unarchive!
+
+          present user_project, with: Entities::Project
+        end
+
+        desc 'Star a project' do
+          success Entities::Project
+        end
+        post ':id/star' do
+          if current_user.starred?(user_project)
+            not_modified!
+          else
+            current_user.toggle_star(user_project)
+            user_project.reload
+
+            present user_project, with: Entities::Project
+          end
+        end
+
+        desc 'Unstar a project' do
+          success Entities::Project
+        end
+        delete ':id/star' do
+          if current_user.starred?(user_project)
+            current_user.toggle_star(user_project)
+            user_project.reload
+
+            present user_project, with: Entities::Project
+          else
+            not_modified!
+          end
+        end
+
+        desc 'Remove a project'
+        delete ":id" do
+          authorize! :remove_project, user_project
+          ::Projects::DestroyService.new(user_project, current_user, {}).async_execute
+        end
+
+        desc 'Mark this project as forked from another'
+        params do
+          requires :forked_from_id, type: String, desc: 'The ID of the project it was forked from'
+        end
+        post ":id/fork/:forked_from_id" do
+          authenticated_as_admin!
+
+          forked_from_project = find_project!(params[:forked_from_id])
+          not_found!("Source Project") unless forked_from_project
+
+          if user_project.forked_from_project.nil?
+            user_project.create_forked_project_link(forked_to_project_id: user_project.id, forked_from_project_id: forked_from_project.id)
+          else
+            render_api_error!("Project already forked", 409)
+          end
+        end
+
+        desc 'Remove a forked_from relationship'
+        delete ":id/fork" do
+          authorize! :remove_fork_project, user_project
+
+          if user_project.forked?
+            user_project.forked_project_link.destroy
+          else
+            not_modified!
+          end
+        end
+
+        desc 'Share the project with a group' do
+          success Entities::ProjectGroupLink
+        end
+        params do
+          requires :group_id, type: Integer, desc: 'The ID of a group'
+          requires :group_access, type: Integer, values: Gitlab::Access.values, desc: 'The group access level'
+          optional :expires_at, type: Date, desc: 'Share expiration date'
+        end
+        post ":id/share" do
+          authorize! :admin_project, user_project
+          group = Group.find_by_id(params[:group_id])
+
+          unless group && can?(current_user, :read_group, group)
+            not_found!('Group')
+          end
+
+          unless user_project.allowed_to_share_with_group?
+            return render_api_error!("The project sharing with group is disabled", 400)
+          end
+
+          link = user_project.project_group_links.new(declared_params(include_missing: false))
+
+          if link.save
+            present link, with: Entities::ProjectGroupLink
+          else
+            render_api_error!(link.errors.full_messages.first, 409)
+          end
+        end
+
+        params do
+          requires :group_id, type: Integer, desc: 'The ID of the group'
+        end
+        delete ":id/share/:group_id" do
+          authorize! :admin_project, user_project
+
+          link = user_project.project_group_links.find_by(group_id: params[:group_id])
+          not_found!('Group Link') unless link
+
+          link.destroy
+          no_content!
+        end
+
+        desc 'Upload a file'
+        params do
+          requires :file, type: File, desc: 'The file to be uploaded'
+        end
+        post ":id/uploads" do
+          ::Projects::UploadService.new(user_project, params[:file]).execute
+        end
+
+        desc 'Get the users list of a project' do
+          success Entities::UserBasic
+        end
+        params do
+          optional :search, type: String, desc: 'Return list of users matching the search criteria'
+          use :pagination
+        end
+        get ':id/users' do
+          users = user_project.team.users
+          users = users.search(params[:search]) if params[:search].present?
+
+          present paginate(users), with: Entities::UserBasic
+        end
+      end
+    end
+  end
+end
diff --git a/spec/requests/api/projects_spec.rb b/spec/requests/api/projects_spec.rb
index 753dde0ca3a..225e2e005df 100644
--- a/spec/requests/api/projects_spec.rb
+++ b/spec/requests/api/projects_spec.rb
@@ -1085,52 +1085,6 @@ describe API::Projects, api: true  do
     end
   end
 
-  describe 'GET /projects/search/:query' do
-    let!(:query)            { 'query'}
-    let!(:search)           { create(:empty_project, name: query, creator_id: user.id, namespace: user.namespace) }
-    let!(:pre)              { create(:empty_project, name: "pre_#{query}", creator_id: user.id, namespace: user.namespace) }
-    let!(:post)             { create(:empty_project, name: "#{query}_post", creator_id: user.id, namespace: user.namespace) }
-    let!(:pre_post)         { create(:empty_project, name: "pre_#{query}_post", creator_id: user.id, namespace: user.namespace) }
-    let!(:unfound)          { create(:empty_project, name: 'unfound', creator_id: user.id, namespace: user.namespace) }
-    let!(:internal)         { create(:empty_project, :internal, name: "internal #{query}") }
-    let!(:unfound_internal) { create(:empty_project, :internal, name: 'unfound internal') }
-    let!(:public)           { create(:empty_project, :public, name: "public #{query}") }
-    let!(:unfound_public)   { create(:empty_project, :public, name: 'unfound public') }
-    let!(:one_dot_two)      { create(:empty_project, :public, name: "one.dot.two") }
-
-    shared_examples_for 'project search response' do |args = {}|
-      it 'returns project search responses' do
-        get api("/projects/search/#{args[:query]}", current_user)
-
-        expect(response).to have_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.size).to eq(args[:results])
-        json_response.each { |project| expect(project['name']).to match(args[:match_regex] || /.*#{args[:query]}.*/) }
-      end
-    end
-
-    context 'when unauthenticated' do
-      it_behaves_like 'project search response', query: 'query', results: 1 do
-        let(:current_user) { nil }
-      end
-    end
-
-    context 'when authenticated' do
-      it_behaves_like 'project search response', query: 'query', results: 6 do
-        let(:current_user) { user }
-      end
-      it_behaves_like 'project search response', query: 'one.dot.two', results: 1 do
-        let(:current_user) { user }
-      end
-    end
-
-    context 'when authenticated as a different user' do
-      it_behaves_like 'project search response', query: 'query', results: 2, match_regex: /(internal|public) query/ do
-        let(:current_user) { user2 }
-      end
-    end
-  end
-
   describe 'PUT /projects/:id' do
     before { project }
     before { user }
diff --git a/spec/requests/api/v3/projects_spec.rb b/spec/requests/api/v3/projects_spec.rb
new file mode 100644
index 00000000000..a495122bba7
--- /dev/null
+++ b/spec/requests/api/v3/projects_spec.rb
@@ -0,0 +1,1424 @@
+require 'spec_helper'
+
+describe API::V3::Projects, api: true do
+  include ApiHelpers
+  include Gitlab::CurrentSettings
+
+  let(:user) { create(:user) }
+  let(:user2) { create(:user) }
+  let(:user3) { create(:user) }
+  let(:admin) { create(:admin) }
+  let(:project) { create(:empty_project, creator_id: user.id, namespace: user.namespace) }
+  let(:project2) { create(:empty_project, path: 'project2', creator_id: user.id, namespace: user.namespace) }
+  let(:snippet) { create(:project_snippet, :public, author: user, project: project, title: 'example') }
+  let(:project_member) { create(:project_member, :master, user: user, project: project) }
+  let(:project_member2) { create(:project_member, :developer, user: user3, project: project) }
+  let(:user4) { create(:user) }
+  let(:project3) do
+    create(:project,
+    :private,
+    :repository,
+    name: 'second_project',
+    path: 'second_project',
+    creator_id: user.id,
+    namespace: user.namespace,
+    merge_requests_enabled: false,
+    issues_enabled: false, wiki_enabled: false,
+    snippets_enabled: false)
+  end
+  let(:project_member3) do
+    create(:project_member,
+    user: user4,
+    project: project3,
+    access_level: ProjectMember::MASTER)
+  end
+  let(:project4) do
+    create(:empty_project,
+    name: 'third_project',
+    path: 'third_project',
+    creator_id: user4.id,
+    namespace: user4.namespace)
+  end
+
+  describe 'GET /projects' do
+    before { project }
+
+    context 'when unauthenticated' do
+      it 'returns authentication error' do
+        get v3_api('/projects')
+        expect(response).to have_http_status(401)
+      end
+    end
+
+    context 'when authenticated as regular user' do
+      it 'returns an array of projects' do
+        get v3_api('/projects', user)
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first['name']).to eq(project.name)
+        expect(json_response.first['owner']['username']).to eq(user.username)
+      end
+
+      it 'includes the project labels as the tag_list' do
+        get v3_api('/projects', user)
+        expect(response.status).to eq 200
+        expect(json_response).to be_an Array
+        expect(json_response.first.keys).to include('tag_list')
+      end
+
+      it 'includes open_issues_count' do
+        get v3_api('/projects', user)
+        expect(response.status).to eq 200
+        expect(json_response).to be_an Array
+        expect(json_response.first.keys).to include('open_issues_count')
+      end
+
+      it 'does not include open_issues_count' do
+        project.project_feature.update_attribute(:issues_access_level, ProjectFeature::DISABLED)
+
+        get v3_api('/projects', user)
+        expect(response.status).to eq 200
+        expect(json_response).to be_an Array
+        expect(json_response.first.keys).not_to include('open_issues_count')
+      end
+
+      context 'GET /projects?simple=true' do
+        it 'returns a simplified version of all the projects' do
+          expected_keys = ["id", "http_url_to_repo", "web_url", "name", "name_with_namespace", "path", "path_with_namespace"]
+
+          get v3_api('/projects?simple=true', user)
+
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.first.keys).to match_array expected_keys
+        end
+      end
+
+      context 'and using search' do
+        it 'returns searched project' do
+          get v3_api('/projects', user), { search: project.name }
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.length).to eq(1)
+        end
+      end
+
+      context 'and using the visibility filter' do
+        it 'filters based on private visibility param' do
+          get v3_api('/projects', user), { visibility: 'private' }
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.length).to eq(user.namespace.projects.where(visibility_level: Gitlab::VisibilityLevel::PRIVATE).count)
+        end
+
+        it 'filters based on internal visibility param' do
+          get v3_api('/projects', user), { visibility: 'internal' }
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.length).to eq(user.namespace.projects.where(visibility_level: Gitlab::VisibilityLevel::INTERNAL).count)
+        end
+
+        it 'filters based on public visibility param' do
+          get v3_api('/projects', user), { visibility: 'public' }
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.length).to eq(user.namespace.projects.where(visibility_level: Gitlab::VisibilityLevel::PUBLIC).count)
+        end
+      end
+
+      context 'and using sorting' do
+        before do
+          project2
+          project3
+        end
+
+        it 'returns the correct order when sorted by id' do
+          get v3_api('/projects', user), { order_by: 'id', sort: 'desc' }
+          expect(response).to have_http_status(200)
+          expect(json_response).to be_an Array
+          expect(json_response.first['id']).to eq(project3.id)
+        end
+      end
+    end
+  end
+
+  describe 'GET /projects/all' do
+    before { project }
+
+    context 'when unauthenticated' do
+      it 'returns authentication error' do
+        get v3_api('/projects/all')
+        expect(response).to have_http_status(401)
+      end
+    end
+
+    context 'when authenticated as regular user' do
+      it 'returns authentication error' do
+        get v3_api('/projects/all', user)
+        expect(response).to have_http_status(403)
+      end
+    end
+
+    context 'when authenticated as admin' do
+      it 'returns an array of all projects' do
+        get v3_api('/projects/all', admin)
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+
+        expect(json_response).to satisfy do |response|
+          response.one? do |entry|
+            entry.has_key?('permissions') &&
+              entry['name'] == project.name &&
+              entry['owner']['username'] == user.username
+          end
+        end
+      end
+
+      it "does not include statistics by default" do
+        get v3_api('/projects/all', admin)
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first).not_to include('statistics')
+      end
+
+      it "includes statistics if requested" do
+        get v3_api('/projects/all', admin), statistics: true
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first).to include 'statistics'
+      end
+    end
+  end
+
+  describe 'GET /projects/owned' do
+    before do
+      project3
+      project4
+    end
+
+    context 'when unauthenticated' do
+      it 'returns authentication error' do
+        get v3_api('/projects/owned')
+        expect(response).to have_http_status(401)
+      end
+    end
+
+    context 'when authenticated as project owner' do
+      it 'returns an array of projects the user owns' do
+        get v3_api('/projects/owned', user4)
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first['name']).to eq(project4.name)
+        expect(json_response.first['owner']['username']).to eq(user4.username)
+      end
+
+      it "does not include statistics by default" do
+        get v3_api('/projects/owned', user4)
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first).not_to include('statistics')
+      end
+
+      it "includes statistics if requested" do
+        attributes = {
+          commit_count: 23,
+          storage_size: 702,
+          repository_size: 123,
+          lfs_objects_size: 234,
+          build_artifacts_size: 345,
+        }
+
+        project4.statistics.update!(attributes)
+
+        get v3_api('/projects/owned', user4), statistics: true
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first['statistics']).to eq attributes.stringify_keys
+      end
+    end
+  end
+
+  describe 'GET /projects/visible' do
+    shared_examples_for 'visible projects response' do
+      it 'returns the visible projects' do
+        get v3_api('/projects/visible', current_user)
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.map { |p| p['id'] }).to contain_exactly(*projects.map(&:id))
+      end
+    end
+
+    let!(:public_project) { create(:empty_project, :public) }
+    before do
+      project
+      project2
+      project3
+      project4
+    end
+
+    context 'when unauthenticated' do
+      it_behaves_like 'visible projects response' do
+        let(:current_user) { nil }
+        let(:projects) { [public_project] }
+      end
+    end
+
+    context 'when authenticated' do
+      it_behaves_like 'visible projects response' do
+        let(:current_user) { user }
+        let(:projects) { [public_project, project, project2, project3] }
+      end
+    end
+
+    context 'when authenticated as a different user' do
+      it_behaves_like 'visible projects response' do
+        let(:current_user) { user2 }
+        let(:projects) { [public_project] }
+      end
+    end
+  end
+
+  describe 'GET /projects/starred' do
+    let(:public_project) { create(:empty_project, :public) }
+
+    before do
+      project_member2
+      user3.update_attributes(starred_projects: [project, project2, project3, public_project])
+    end
+
+    it 'returns the starred projects viewable by the user' do
+      get v3_api('/projects/starred', user3)
+      expect(response).to have_http_status(200)
+      expect(json_response).to be_an Array
+      expect(json_response.map { |project| project['id'] }).to contain_exactly(project.id, public_project.id)
+    end
+  end
+
+  describe 'POST /projects' do
+    context 'maximum number of projects reached' do
+      it 'does not create new project and respond with 403' do
+        allow_any_instance_of(User).to receive(:projects_limit_left).and_return(0)
+        expect { post v3_api('/projects', user2), name: 'foo' }.
+          to change {Project.count}.by(0)
+        expect(response).to have_http_status(403)
+      end
+    end
+
+    it 'creates new project without path and return 201' do
+      expect { post v3_api('/projects', user), name: 'foo' }.
+        to change { Project.count }.by(1)
+      expect(response).to have_http_status(201)
+    end
+
+    it 'creates last project before reaching project limit' do
+      allow_any_instance_of(User).to receive(:projects_limit_left).and_return(1)
+      post v3_api('/projects', user2), name: 'foo'
+      expect(response).to have_http_status(201)
+    end
+
+    it 'does not create new project without name and return 400' do
+      expect { post v3_api('/projects', user) }.not_to change { Project.count }
+      expect(response).to have_http_status(400)
+    end
+
+    it "assigns attributes to project" do
+      project = attributes_for(:project, {
+        path: 'camelCasePath',
+        description: FFaker::Lorem.sentence,
+        issues_enabled: false,
+        merge_requests_enabled: false,
+        wiki_enabled: false,
+        only_allow_merge_if_build_succeeds: false,
+        request_access_enabled: true,
+        only_allow_merge_if_all_discussions_are_resolved: false
+      })
+
+      post v3_api('/projects', user), project
+
+      project.each_pair do |k, v|
+        next if %i[has_external_issue_tracker issues_enabled merge_requests_enabled wiki_enabled].include?(k)
+        expect(json_response[k.to_s]).to eq(v)
+      end
+
+      # Check feature permissions attributes
+      project = Project.find_by_path(project[:path])
+      expect(project.project_feature.issues_access_level).to eq(ProjectFeature::DISABLED)
+      expect(project.project_feature.merge_requests_access_level).to eq(ProjectFeature::DISABLED)
+      expect(project.project_feature.wiki_access_level).to eq(ProjectFeature::DISABLED)
+    end
+
+    it 'sets a project as public' do
+      project = attributes_for(:project, :public)
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_truthy
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PUBLIC)
+    end
+
+    it 'sets a project as public using :public' do
+      project = attributes_for(:project, { public: true })
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_truthy
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PUBLIC)
+    end
+
+    it 'sets a project as internal' do
+      project = attributes_for(:project, :internal)
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::INTERNAL)
+    end
+
+    it 'sets a project as internal overriding :public' do
+      project = attributes_for(:project, :internal, { public: true })
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::INTERNAL)
+    end
+
+    it 'sets a project as private' do
+      project = attributes_for(:project, :private)
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PRIVATE)
+    end
+
+    it 'sets a project as private using :public' do
+      project = attributes_for(:project, { public: false })
+      post v3_api('/projects', user), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PRIVATE)
+    end
+
+    it 'sets a project as allowing merge even if build fails' do
+      project = attributes_for(:project, { only_allow_merge_if_build_succeeds: false })
+      post v3_api('/projects', user), project
+      expect(json_response['only_allow_merge_if_build_succeeds']).to be_falsey
+    end
+
+    it 'sets a project as allowing merge only if build succeeds' do
+      project = attributes_for(:project, { only_allow_merge_if_build_succeeds: true })
+      post v3_api('/projects', user), project
+      expect(json_response['only_allow_merge_if_build_succeeds']).to be_truthy
+    end
+
+    it 'sets a project as allowing merge even if discussions are unresolved' do
+      project = attributes_for(:project, { only_allow_merge_if_all_discussions_are_resolved: false })
+
+      post v3_api('/projects', user), project
+
+      expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to be_falsey
+    end
+
+    it 'sets a project as allowing merge if only_allow_merge_if_all_discussions_are_resolved is nil' do
+      project = attributes_for(:project, only_allow_merge_if_all_discussions_are_resolved: nil)
+
+      post v3_api('/projects', user), project
+
+      expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to be_falsey
+    end
+
+    it 'sets a project as allowing merge only if all discussions are resolved' do
+      project = attributes_for(:project, { only_allow_merge_if_all_discussions_are_resolved: true })
+
+      post v3_api('/projects', user), project
+
+      expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to be_truthy
+    end
+
+    context 'when a visibility level is restricted' do
+      before do
+        @project = attributes_for(:project, { public: true })
+        stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PUBLIC])
+      end
+
+      it 'does not allow a non-admin to use a restricted visibility level' do
+        post v3_api('/projects', user), @project
+
+        expect(response).to have_http_status(400)
+        expect(json_response['message']['visibility_level'].first).to(
+          match('restricted by your GitLab administrator')
+        )
+      end
+
+      it 'allows an admin to override restricted visibility settings' do
+        post v3_api('/projects', admin), @project
+        expect(json_response['public']).to be_truthy
+        expect(json_response['visibility_level']).to(
+          eq(Gitlab::VisibilityLevel::PUBLIC)
+        )
+      end
+    end
+  end
+
+  describe 'POST /projects/user/:id' do
+    before { project }
+    before { admin }
+
+    it 'should create new project without path and return 201' do
+      expect { post v3_api("/projects/user/#{user.id}", admin), name: 'foo' }.to change {Project.count}.by(1)
+      expect(response).to have_http_status(201)
+    end
+
+    it 'responds with 400 on failure and not project' do
+      expect { post v3_api("/projects/user/#{user.id}", admin) }.
+        not_to change { Project.count }
+
+      expect(response).to have_http_status(400)
+      expect(json_response['error']).to eq('name is missing')
+    end
+
+    it 'assigns attributes to project' do
+      project = attributes_for(:project, {
+        description: FFaker::Lorem.sentence,
+        issues_enabled: false,
+        merge_requests_enabled: false,
+        wiki_enabled: false,
+        request_access_enabled: true
+      })
+
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(response).to have_http_status(201)
+      project.each_pair do |k, v|
+        next if %i[has_external_issue_tracker path].include?(k)
+        expect(json_response[k.to_s]).to eq(v)
+      end
+    end
+
+    it 'sets a project as public' do
+      project = attributes_for(:project, :public)
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(response).to have_http_status(201)
+      expect(json_response['public']).to be_truthy
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PUBLIC)
+    end
+
+    it 'sets a project as public using :public' do
+      project = attributes_for(:project, { public: true })
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(response).to have_http_status(201)
+      expect(json_response['public']).to be_truthy
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PUBLIC)
+    end
+
+    it 'sets a project as internal' do
+      project = attributes_for(:project, :internal)
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(response).to have_http_status(201)
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::INTERNAL)
+    end
+
+    it 'sets a project as internal overriding :public' do
+      project = attributes_for(:project, :internal, { public: true })
+      post v3_api("/projects/user/#{user.id}", admin), project
+      expect(response).to have_http_status(201)
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::INTERNAL)
+    end
+
+    it 'sets a project as private' do
+      project = attributes_for(:project, :private)
+      post v3_api("/projects/user/#{user.id}", admin), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PRIVATE)
+    end
+
+    it 'sets a project as private using :public' do
+      project = attributes_for(:project, { public: false })
+      post v3_api("/projects/user/#{user.id}", admin), project
+      expect(json_response['public']).to be_falsey
+      expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PRIVATE)
+    end
+
+    it 'sets a project as allowing merge even if build fails' do
+      project = attributes_for(:project, { only_allow_merge_if_build_succeeds: false })
+      post v3_api("/projects/user/#{user.id}", admin), project
+      expect(json_response['only_allow_merge_if_build_succeeds']).to be_falsey
+    end
+
+    it 'sets a project as allowing merge only if build succeeds' do
+      project = attributes_for(:project, { only_allow_merge_if_build_succeeds: true })
+      post v3_api("/projects/user/#{user.id}", admin), project
+      expect(json_response['only_allow_merge_if_build_succeeds']).to be_truthy
+    end
+
+    it 'sets a project as allowing merge even if discussions are unresolved' do
+      project = attributes_for(:project, { only_allow_merge_if_all_discussions_are_resolved: false })
+
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to be_falsey
+    end
+
+    it 'sets a project as allowing merge only if all discussions are resolved' do
+      project = attributes_for(:project, { only_allow_merge_if_all_discussions_are_resolved: true })
+
+      post v3_api("/projects/user/#{user.id}", admin), project
+
+      expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to be_truthy
+    end
+  end
+
+  describe "POST /projects/:id/uploads" do
+    before { project }
+
+    it "uploads the file and returns its info" do
+      post v3_api("/projects/#{project.id}/uploads", user), file: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")
+
+      expect(response).to have_http_status(201)
+      expect(json_response['alt']).to eq("dk")
+      expect(json_response['url']).to start_with("/uploads/")
+      expect(json_response['url']).to end_with("/dk.png")
+    end
+  end
+
+  describe 'GET /projects/:id' do
+    context 'when unauthenticated' do
+      it 'returns the public projects' do
+        public_project = create(:empty_project, :public)
+
+        get v3_api("/projects/#{public_project.id}")
+
+        expect(response).to have_http_status(200)
+        expect(json_response['id']).to eq(public_project.id)
+        expect(json_response['description']).to eq(public_project.description)
+        expect(json_response.keys).not_to include('permissions')
+      end
+    end
+
+    context 'when authenticated' do
+      before do
+        project
+        project_member
+      end
+
+      it 'returns a project by id' do
+        group = create(:group)
+        link = create(:project_group_link, project: project, group: group)
+
+        get v3_api("/projects/#{project.id}", user)
+
+        expect(response).to have_http_status(200)
+        expect(json_response['id']).to eq(project.id)
+        expect(json_response['description']).to eq(project.description)
+        expect(json_response['default_branch']).to eq(project.default_branch)
+        expect(json_response['tag_list']).to be_an Array
+        expect(json_response['public']).to be_falsey
+        expect(json_response['archived']).to be_falsey
+        expect(json_response['visibility_level']).to be_present
+        expect(json_response['ssh_url_to_repo']).to be_present
+        expect(json_response['http_url_to_repo']).to be_present
+        expect(json_response['web_url']).to be_present
+        expect(json_response['owner']).to be_a Hash
+        expect(json_response['owner']).to be_a Hash
+        expect(json_response['name']).to eq(project.name)
+        expect(json_response['path']).to be_present
+        expect(json_response['issues_enabled']).to be_present
+        expect(json_response['merge_requests_enabled']).to be_present
+        expect(json_response['wiki_enabled']).to be_present
+        expect(json_response['builds_enabled']).to be_present
+        expect(json_response['snippets_enabled']).to be_present
+        expect(json_response['container_registry_enabled']).to be_present
+        expect(json_response['created_at']).to be_present
+        expect(json_response['last_activity_at']).to be_present
+        expect(json_response['shared_runners_enabled']).to be_present
+        expect(json_response['creator_id']).to be_present
+        expect(json_response['namespace']).to be_present
+        expect(json_response['avatar_url']).to be_nil
+        expect(json_response['star_count']).to be_present
+        expect(json_response['forks_count']).to be_present
+        expect(json_response['public_builds']).to be_present
+        expect(json_response['shared_with_groups']).to be_an Array
+        expect(json_response['shared_with_groups'].length).to eq(1)
+        expect(json_response['shared_with_groups'][0]['group_id']).to eq(group.id)
+        expect(json_response['shared_with_groups'][0]['group_name']).to eq(group.name)
+        expect(json_response['shared_with_groups'][0]['group_access_level']).to eq(link.group_access)
+        expect(json_response['only_allow_merge_if_build_succeeds']).to eq(project.only_allow_merge_if_build_succeeds)
+        expect(json_response['only_allow_merge_if_all_discussions_are_resolved']).to eq(project.only_allow_merge_if_all_discussions_are_resolved)
+      end
+
+      it 'returns a project by path name' do
+        get v3_api("/projects/#{project.id}", user)
+        expect(response).to have_http_status(200)
+        expect(json_response['name']).to eq(project.name)
+      end
+
+      it 'returns a 404 error if not found' do
+        get v3_api('/projects/42', user)
+        expect(response).to have_http_status(404)
+        expect(json_response['message']).to eq('404 Project Not Found')
+      end
+
+      it 'returns a 404 error if user is not a member' do
+        other_user = create(:user)
+        get v3_api("/projects/#{project.id}", other_user)
+        expect(response).to have_http_status(404)
+      end
+
+      it 'handles users with dots' do
+        dot_user = create(:user, username: 'dot.user')
+        project = create(:empty_project, creator_id: dot_user.id, namespace: dot_user.namespace)
+
+        get v3_api("/projects/#{dot_user.namespace.name}%2F#{project.path}", dot_user)
+        expect(response).to have_http_status(200)
+        expect(json_response['name']).to eq(project.name)
+      end
+
+      it 'exposes namespace fields' do
+        get v3_api("/projects/#{project.id}", user)
+
+        expect(response).to have_http_status(200)
+        expect(json_response['namespace']).to eq({
+          'id' => user.namespace.id,
+          'name' => user.namespace.name,
+          'path' => user.namespace.path,
+          'kind' => user.namespace.kind,
+        })
+      end
+
+      describe 'permissions' do
+        context 'all projects' do
+          before { project.team << [user, :master] }
+
+          it 'contains permission information' do
+            get v3_api("/projects", user)
+
+            expect(response).to have_http_status(200)
+            expect(json_response.first['permissions']['project_access']['access_level']).
+            to eq(Gitlab::Access::MASTER)
+            expect(json_response.first['permissions']['group_access']).to be_nil
+          end
+        end
+
+        context 'personal project' do
+          it 'sets project access and returns 200' do
+            project.team << [user, :master]
+            get v3_api("/projects/#{project.id}", user)
+
+            expect(response).to have_http_status(200)
+            expect(json_response['permissions']['project_access']['access_level']).
+            to eq(Gitlab::Access::MASTER)
+            expect(json_response['permissions']['group_access']).to be_nil
+          end
+        end
+
+        context 'group project' do
+          let(:project2) { create(:empty_project, group: create(:group)) }
+
+          before { project2.group.add_owner(user) }
+
+          it 'sets the owner and return 200' do
+            get v3_api("/projects/#{project2.id}", user)
+
+            expect(response).to have_http_status(200)
+            expect(json_response['permissions']['project_access']).to be_nil
+            expect(json_response['permissions']['group_access']['access_level']).
+            to eq(Gitlab::Access::OWNER)
+          end
+        end
+      end
+    end
+  end
+
+  describe 'GET /projects/:id/events' do
+    shared_examples_for 'project events response' do
+      it 'returns the project events' do
+        member = create(:user)
+        create(:project_member, :developer, user: member, project: project)
+        note = create(:note_on_issue, note: 'What an awesome day!', project: project)
+        EventCreateService.new.leave_note(note, note.author)
+
+        get v3_api("/projects/#{project.id}/events", current_user)
+
+        expect(response).to have_http_status(200)
+
+        first_event = json_response.first
+
+        expect(first_event['action_name']).to eq('commented on')
+        expect(first_event['note']['body']).to eq('What an awesome day!')
+
+        last_event = json_response.last
+
+        expect(last_event['action_name']).to eq('joined')
+        expect(last_event['project_id'].to_i).to eq(project.id)
+        expect(last_event['author_username']).to eq(member.username)
+        expect(last_event['author']['name']).to eq(member.name)
+      end
+    end
+
+    context 'when unauthenticated' do
+      it_behaves_like 'project events response' do
+        let(:project) { create(:empty_project, :public) }
+        let(:current_user) { nil }
+      end
+    end
+
+    context 'when authenticated' do
+      context 'valid request' do
+        it_behaves_like 'project events response' do
+          let(:current_user) { user }
+        end
+      end
+
+      it 'returns a 404 error if not found' do
+        get v3_api('/projects/42/events', user)
+
+        expect(response).to have_http_status(404)
+        expect(json_response['message']).to eq('404 Project Not Found')
+      end
+
+      it 'returns a 404 error if user is not a member' do
+        other_user = create(:user)
+
+        get v3_api("/projects/#{project.id}/events", other_user)
+
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+
+  describe 'GET /projects/:id/users' do
+    shared_examples_for 'project users response' do
+      it 'returns the project users' do
+        member = create(:user)
+        create(:project_member, :developer, user: member, project: project)
+
+        get v3_api("/projects/#{project.id}/users", current_user)
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.size).to eq(1)
+
+        first_user = json_response.first
+
+        expect(first_user['username']).to eq(member.username)
+        expect(first_user['name']).to eq(member.name)
+        expect(first_user.keys).to contain_exactly(*%w[name username id state avatar_url web_url])
+      end
+    end
+
+    context 'when unauthenticated' do
+      it_behaves_like 'project users response' do
+        let(:project) { create(:empty_project, :public) }
+        let(:current_user) { nil }
+      end
+    end
+
+    context 'when authenticated' do
+      context 'valid request' do
+        it_behaves_like 'project users response' do
+          let(:current_user) { user }
+        end
+      end
+
+      it 'returns a 404 error if not found' do
+        get v3_api('/projects/42/users', user)
+
+        expect(response).to have_http_status(404)
+        expect(json_response['message']).to eq('404 Project Not Found')
+      end
+
+      it 'returns a 404 error if user is not a member' do
+        other_user = create(:user)
+
+        get v3_api("/projects/#{project.id}/users", other_user)
+
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+
+  describe 'GET /projects/:id/snippets' do
+    before { snippet }
+
+    it 'returns an array of project snippets' do
+      get v3_api("/projects/#{project.id}/snippets", user)
+      expect(response).to have_http_status(200)
+      expect(json_response).to be_an Array
+      expect(json_response.first['title']).to eq(snippet.title)
+    end
+  end
+
+  describe 'GET /projects/:id/snippets/:snippet_id' do
+    it 'returns a project snippet' do
+      get v3_api("/projects/#{project.id}/snippets/#{snippet.id}", user)
+      expect(response).to have_http_status(200)
+      expect(json_response['title']).to eq(snippet.title)
+    end
+
+    it 'returns a 404 error if snippet id not found' do
+      get v3_api("/projects/#{project.id}/snippets/1234", user)
+      expect(response).to have_http_status(404)
+    end
+  end
+
+  describe 'POST /projects/:id/snippets' do
+    it 'creates a new project snippet' do
+      post v3_api("/projects/#{project.id}/snippets", user),
+        title: 'v3_api test', file_name: 'sample.rb', code: 'test',
+        visibility_level: '0'
+      expect(response).to have_http_status(201)
+      expect(json_response['title']).to eq('v3_api test')
+    end
+
+    it 'returns a 400 error if invalid snippet is given' do
+      post v3_api("/projects/#{project.id}/snippets", user)
+      expect(status).to eq(400)
+    end
+  end
+
+  describe 'PUT /projects/:id/snippets/:snippet_id' do
+    it 'updates an existing project snippet' do
+      put v3_api("/projects/#{project.id}/snippets/#{snippet.id}", user),
+        code: 'updated code'
+      expect(response).to have_http_status(200)
+      expect(json_response['title']).to eq('example')
+      expect(snippet.reload.content).to eq('updated code')
+    end
+
+    it 'updates an existing project snippet with new title' do
+      put v3_api("/projects/#{project.id}/snippets/#{snippet.id}", user),
+        title: 'other v3_api test'
+      expect(response).to have_http_status(200)
+      expect(json_response['title']).to eq('other v3_api test')
+    end
+  end
+
+  describe 'DELETE /projects/:id/snippets/:snippet_id' do
+    before { snippet }
+
+    it 'deletes existing project snippet' do
+      expect do
+        delete v3_api("/projects/#{project.id}/snippets/#{snippet.id}", user)
+      end.to change { Snippet.count }.by(-1)
+      expect(response).to have_http_status(200)
+    end
+
+    it 'returns 404 when deleting unknown snippet id' do
+      delete v3_api("/projects/#{project.id}/snippets/1234", user)
+      expect(response).to have_http_status(404)
+    end
+  end
+
+  describe 'GET /projects/:id/snippets/:snippet_id/raw' do
+    it 'gets a raw project snippet' do
+      get v3_api("/projects/#{project.id}/snippets/#{snippet.id}/raw", user)
+      expect(response).to have_http_status(200)
+    end
+
+    it 'returns a 404 error if raw project snippet not found' do
+      get v3_api("/projects/#{project.id}/snippets/5555/raw", user)
+      expect(response).to have_http_status(404)
+    end
+  end
+
+  describe :fork_admin do
+    let(:project_fork_target) { create(:empty_project) }
+    let(:project_fork_source) { create(:empty_project, :public) }
+
+    describe 'POST /projects/:id/fork/:forked_from_id' do
+      let(:new_project_fork_source) { create(:empty_project, :public) }
+
+      it "is not available for non admin users" do
+        post v3_api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", user)
+        expect(response).to have_http_status(403)
+      end
+
+      it 'allows project to be forked from an existing project' do
+        expect(project_fork_target.forked?).not_to be_truthy
+        post v3_api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", admin)
+        expect(response).to have_http_status(201)
+        project_fork_target.reload
+        expect(project_fork_target.forked_from_project.id).to eq(project_fork_source.id)
+        expect(project_fork_target.forked_project_link).not_to be_nil
+        expect(project_fork_target.forked?).to be_truthy
+      end
+
+      it 'fails if forked_from project which does not exist' do
+        post v3_api("/projects/#{project_fork_target.id}/fork/9999", admin)
+        expect(response).to have_http_status(404)
+      end
+
+      it 'fails with 409 if already forked' do
+        post v3_api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", admin)
+        project_fork_target.reload
+        expect(project_fork_target.forked_from_project.id).to eq(project_fork_source.id)
+        post v3_api("/projects/#{project_fork_target.id}/fork/#{new_project_fork_source.id}", admin)
+        expect(response).to have_http_status(409)
+        project_fork_target.reload
+        expect(project_fork_target.forked_from_project.id).to eq(project_fork_source.id)
+        expect(project_fork_target.forked?).to be_truthy
+      end
+    end
+
+    describe 'DELETE /projects/:id/fork' do
+      it "is not visible to users outside group" do
+        delete v3_api("/projects/#{project_fork_target.id}/fork", user)
+        expect(response).to have_http_status(404)
+      end
+
+      context 'when users belong to project group' do
+        let(:project_fork_target) { create(:empty_project, group: create(:group)) }
+
+        before do
+          project_fork_target.group.add_owner user
+          project_fork_target.group.add_developer user2
+        end
+
+        it 'is forbidden to non-owner users' do
+          delete v3_api("/projects/#{project_fork_target.id}/fork", user2)
+          expect(response).to have_http_status(403)
+        end
+
+        it 'makes forked project unforked' do
+          post v3_api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", admin)
+          project_fork_target.reload
+          expect(project_fork_target.forked_from_project).not_to be_nil
+          expect(project_fork_target.forked?).to be_truthy
+          delete v3_api("/projects/#{project_fork_target.id}/fork", admin)
+          expect(response).to have_http_status(200)
+          project_fork_target.reload
+          expect(project_fork_target.forked_from_project).to be_nil
+          expect(project_fork_target.forked?).not_to be_truthy
+        end
+
+        it 'is idempotent if not forked' do
+          expect(project_fork_target.forked_from_project).to be_nil
+          delete v3_api("/projects/#{project_fork_target.id}/fork", admin)
+          expect(response).to have_http_status(304)
+          expect(project_fork_target.reload.forked_from_project).to be_nil
+        end
+      end
+    end
+  end
+
+  describe "POST /projects/:id/share" do
+    let(:group) { create(:group) }
+
+    it "shares project with group" do
+      expires_at = 10.days.from_now.to_date
+
+      expect do
+        post v3_api("/projects/#{project.id}/share", user), group_id: group.id, group_access: Gitlab::Access::DEVELOPER, expires_at: expires_at
+      end.to change { ProjectGroupLink.count }.by(1)
+
+      expect(response).to have_http_status(201)
+      expect(json_response['group_id']).to eq(group.id)
+      expect(json_response['group_access']).to eq(Gitlab::Access::DEVELOPER)
+      expect(json_response['expires_at']).to eq(expires_at.to_s)
+    end
+
+    it "returns a 400 error when group id is not given" do
+      post v3_api("/projects/#{project.id}/share", user), group_access: Gitlab::Access::DEVELOPER
+      expect(response).to have_http_status(400)
+    end
+
+    it "returns a 400 error when access level is not given" do
+      post v3_api("/projects/#{project.id}/share", user), group_id: group.id
+      expect(response).to have_http_status(400)
+    end
+
+    it "returns a 400 error when sharing is disabled" do
+      project.namespace.update(share_with_group_lock: true)
+      post v3_api("/projects/#{project.id}/share", user), group_id: group.id, group_access: Gitlab::Access::DEVELOPER
+      expect(response).to have_http_status(400)
+    end
+
+    it 'returns a 404 error when user cannot read group' do
+      private_group = create(:group, :private)
+
+      post v3_api("/projects/#{project.id}/share", user), group_id: private_group.id, group_access: Gitlab::Access::DEVELOPER
+
+      expect(response).to have_http_status(404)
+    end
+
+    it 'returns a 404 error when group does not exist' do
+      post v3_api("/projects/#{project.id}/share", user), group_id: 1234, group_access: Gitlab::Access::DEVELOPER
+
+      expect(response).to have_http_status(404)
+    end
+
+    it "returns a 400 error when wrong params passed" do
+      post v3_api("/projects/#{project.id}/share", user), group_id: group.id, group_access: 1234
+
+      expect(response).to have_http_status(400)
+      expect(json_response['error']).to eq 'group_access does not have a valid value'
+    end
+  end
+
+  describe 'DELETE /projects/:id/share/:group_id' do
+    it 'returns 204 when deleting a group share' do
+      group = create(:group, :public)
+      create(:project_group_link, group: group, project: project)
+
+      delete v3_api("/projects/#{project.id}/share/#{group.id}", user)
+
+      expect(response).to have_http_status(204)
+      expect(project.project_group_links).to be_empty
+    end
+
+    it 'returns a 400 when group id is not an integer' do
+      delete v3_api("/projects/#{project.id}/share/foo", user)
+
+      expect(response).to have_http_status(400)
+    end
+
+    it 'returns a 404 error when group link does not exist' do
+      delete v3_api("/projects/#{project.id}/share/1234", user)
+
+      expect(response).to have_http_status(404)
+    end
+
+    it 'returns a 404 error when project does not exist' do
+      delete v3_api("/projects/123/share/1234", user)
+
+      expect(response).to have_http_status(404)
+    end
+  end
+
+  describe 'GET /projects/search/:query' do
+    let!(:query)            { 'query'}
+    let!(:search)           { create(:empty_project, name: query, creator_id: user.id, namespace: user.namespace) }
+    let!(:pre)              { create(:empty_project, name: "pre_#{query}", creator_id: user.id, namespace: user.namespace) }
+    let!(:post)             { create(:empty_project, name: "#{query}_post", creator_id: user.id, namespace: user.namespace) }
+    let!(:pre_post)         { create(:empty_project, name: "pre_#{query}_post", creator_id: user.id, namespace: user.namespace) }
+    let!(:unfound)          { create(:empty_project, name: 'unfound', creator_id: user.id, namespace: user.namespace) }
+    let!(:internal)         { create(:empty_project, :internal, name: "internal #{query}") }
+    let!(:unfound_internal) { create(:empty_project, :internal, name: 'unfound internal') }
+    let!(:public)           { create(:empty_project, :public, name: "public #{query}") }
+    let!(:unfound_public)   { create(:empty_project, :public, name: 'unfound public') }
+    let!(:one_dot_two)      { create(:empty_project, :public, name: "one.dot.two") }
+
+    shared_examples_for 'project search response' do |args = {}|
+      it 'returns project search responses' do
+        get v3_api("/projects/search/#{args[:query]}", current_user)
+
+        expect(response).to have_http_status(200)
+        expect(json_response).to be_an Array
+        expect(json_response.size).to eq(args[:results])
+        json_response.each { |project| expect(project['name']).to match(args[:match_regex] || /.*#{args[:query]}.*/) }
+      end
+    end
+
+    context 'when unauthenticated' do
+      it_behaves_like 'project search response', query: 'query', results: 1 do
+        let(:current_user) { nil }
+      end
+    end
+
+    context 'when authenticated' do
+      it_behaves_like 'project search response', query: 'query', results: 6 do
+        let(:current_user) { user }
+      end
+      it_behaves_like 'project search response', query: 'one.dot.two', results: 1 do
+        let(:current_user) { user }
+      end
+    end
+
+    context 'when authenticated as a different user' do
+      it_behaves_like 'project search response', query: 'query', results: 2, match_regex: /(internal|public) query/ do
+        let(:current_user) { user2 }
+      end
+    end
+  end
+
+  describe 'PUT /projects/:id' do
+    before { project }
+    before { user }
+    before { user3 }
+    before { user4 }
+    before { project3 }
+    before { project4 }
+    before { project_member3 }
+    before { project_member2 }
+
+    context 'when unauthenticated' do
+      it 'returns authentication error' do
+        project_param = { name: 'bar' }
+        put v3_api("/projects/#{project.id}"), project_param
+        expect(response).to have_http_status(401)
+      end
+    end
+
+    context 'when authenticated as project owner' do
+      it 'updates name' do
+        project_param = { name: 'bar' }
+        put v3_api("/projects/#{project.id}", user), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+      end
+
+      it 'updates visibility_level' do
+        project_param = { visibility_level: 20 }
+        put v3_api("/projects/#{project3.id}", user), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+      end
+
+      it 'updates visibility_level from public to private' do
+        project3.update_attributes({ visibility_level: Gitlab::VisibilityLevel::PUBLIC })
+        project_param = { public: false }
+        put v3_api("/projects/#{project3.id}", user), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+        expect(json_response['visibility_level']).to eq(Gitlab::VisibilityLevel::PRIVATE)
+      end
+
+      it 'does not update name to existing name' do
+        project_param = { name: project3.name }
+        put v3_api("/projects/#{project.id}", user), project_param
+        expect(response).to have_http_status(400)
+        expect(json_response['message']['name']).to eq(['has already been taken'])
+      end
+
+      it 'updates request_access_enabled' do
+        project_param = { request_access_enabled: false }
+
+        put v3_api("/projects/#{project.id}", user), project_param
+
+        expect(response).to have_http_status(200)
+        expect(json_response['request_access_enabled']).to eq(false)
+      end
+
+      it 'updates path & name to existing path & name in different namespace' do
+        project_param = { path: project4.path, name: project4.name }
+        put v3_api("/projects/#{project3.id}", user), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+      end
+    end
+
+    context 'when authenticated as project master' do
+      it 'updates path' do
+        project_param = { path: 'bar' }
+        put v3_api("/projects/#{project3.id}", user4), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+      end
+
+      it 'updates other attributes' do
+        project_param = { issues_enabled: true,
+                          wiki_enabled: true,
+                          snippets_enabled: true,
+                          merge_requests_enabled: true,
+                          description: 'new description' }
+
+        put v3_api("/projects/#{project3.id}", user4), project_param
+        expect(response).to have_http_status(200)
+        project_param.each_pair do |k, v|
+          expect(json_response[k.to_s]).to eq(v)
+        end
+      end
+
+      it 'does not update path to existing path' do
+        project_param = { path: project.path }
+        put v3_api("/projects/#{project3.id}", user4), project_param
+        expect(response).to have_http_status(400)
+        expect(json_response['message']['path']).to eq(['has already been taken'])
+      end
+
+      it 'does not update name' do
+        project_param = { name: 'bar' }
+        put v3_api("/projects/#{project3.id}", user4), project_param
+        expect(response).to have_http_status(403)
+      end
+
+      it 'does not update visibility_level' do
+        project_param = { visibility_level: 20 }
+        put v3_api("/projects/#{project3.id}", user4), project_param
+        expect(response).to have_http_status(403)
+      end
+    end
+
+    context 'when authenticated as project developer' do
+      it 'does not update other attributes' do
+        project_param = { path: 'bar',
+                          issues_enabled: true,
+                          wiki_enabled: true,
+                          snippets_enabled: true,
+                          merge_requests_enabled: true,
+                          description: 'new description',
+                          request_access_enabled: true }
+        put v3_api("/projects/#{project.id}", user3), project_param
+        expect(response).to have_http_status(403)
+      end
+    end
+  end
+
+  describe 'POST /projects/:id/archive' do
+    context 'on an unarchived project' do
+      it 'archives the project' do
+        post v3_api("/projects/#{project.id}/archive", user)
+
+        expect(response).to have_http_status(201)
+        expect(json_response['archived']).to be_truthy
+      end
+    end
+
+    context 'on an archived project' do
+      before do
+        project.archive!
+      end
+
+      it 'remains archived' do
+        post v3_api("/projects/#{project.id}/archive", user)
+
+        expect(response).to have_http_status(201)
+        expect(json_response['archived']).to be_truthy
+      end
+    end
+
+    context 'user without archiving rights to the project' do
+      before do
+        project.team << [user3, :developer]
+      end
+
+      it 'rejects the action' do
+        post v3_api("/projects/#{project.id}/archive", user3)
+
+        expect(response).to have_http_status(403)
+      end
+    end
+  end
+
+  describe 'POST /projects/:id/unarchive' do
+    context 'on an unarchived project' do
+      it 'remains unarchived' do
+        post v3_api("/projects/#{project.id}/unarchive", user)
+
+        expect(response).to have_http_status(201)
+        expect(json_response['archived']).to be_falsey
+      end
+    end
+
+    context 'on an archived project' do
+      before do
+        project.archive!
+      end
+
+      it 'unarchives the project' do
+        post v3_api("/projects/#{project.id}/unarchive", user)
+
+        expect(response).to have_http_status(201)
+        expect(json_response['archived']).to be_falsey
+      end
+    end
+
+    context 'user without archiving rights to the project' do
+      before do
+        project.team << [user3, :developer]
+      end
+
+      it 'rejects the action' do
+        post v3_api("/projects/#{project.id}/unarchive", user3)
+
+        expect(response).to have_http_status(403)
+      end
+    end
+  end
+
+  describe 'POST /projects/:id/star' do
+    context 'on an unstarred project' do
+      it 'stars the project' do
+        expect { post v3_api("/projects/#{project.id}/star", user) }.to change { project.reload.star_count }.by(1)
+
+        expect(response).to have_http_status(201)
+        expect(json_response['star_count']).to eq(1)
+      end
+    end
+
+    context 'on a starred project' do
+      before do
+        user.toggle_star(project)
+        project.reload
+      end
+
+      it 'does not modify the star count' do
+        expect { post v3_api("/projects/#{project.id}/star", user) }.not_to change { project.reload.star_count }
+
+        expect(response).to have_http_status(304)
+      end
+    end
+  end
+
+  describe 'DELETE /projects/:id/star' do
+    context 'on a starred project' do
+      before do
+        user.toggle_star(project)
+        project.reload
+      end
+
+      it 'unstars the project' do
+        expect { delete v3_api("/projects/#{project.id}/star", user) }.to change { project.reload.star_count }.by(-1)
+
+        expect(response).to have_http_status(200)
+        expect(json_response['star_count']).to eq(0)
+      end
+    end
+
+    context 'on an unstarred project' do
+      it 'does not modify the star count' do
+        expect { delete v3_api("/projects/#{project.id}/star", user) }.not_to change { project.reload.star_count }
+
+        expect(response).to have_http_status(304)
+      end
+    end
+  end
+
+  describe 'DELETE /projects/:id' do
+    context 'when authenticated as user' do
+      it 'removes project' do
+        delete v3_api("/projects/#{project.id}", user)
+        expect(response).to have_http_status(200)
+      end
+
+      it 'does not remove a project if not an owner' do
+        user3 = create(:user)
+        project.team << [user3, :developer]
+        delete v3_api("/projects/#{project.id}", user3)
+        expect(response).to have_http_status(403)
+      end
+
+      it 'does not remove a non existing project' do
+        delete v3_api('/projects/1328', user)
+        expect(response).to have_http_status(404)
+      end
+
+      it 'does not remove a project not attached to user' do
+        delete v3_api("/projects/#{project.id}", user2)
+        expect(response).to have_http_status(404)
+      end
+    end
+
+    context 'when authenticated as admin' do
+      it 'removes any existing project' do
+        delete v3_api("/projects/#{project.id}", admin)
+        expect(response).to have_http_status(200)
+      end
+
+      it 'does not remove a non existing project' do
+        delete v3_api('/projects/1328', admin)
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+end
diff --git a/spec/support/api_helpers.rb b/spec/support/api_helpers.rb
index 68b196d9033..ae6e708cf87 100644
--- a/spec/support/api_helpers.rb
+++ b/spec/support/api_helpers.rb
@@ -17,8 +17,8 @@ module ApiHelpers
   #   => "/api/v2/issues?foo=bar&private_token=..."
   #
   # Returns the relative path to the requested API resource
-  def api(path, user = nil)
-    "/api/#{API::API.version}#{path}" +
+  def api(path, user = nil, version: API::API.version)
+    "/api/#{version}#{path}" +
 
       # Normalize query string
       (path.index('?') ? '' : '?') +
@@ -31,6 +31,11 @@ module ApiHelpers
       end
   end
 
+  # Temporary helper method for simplifying V3 exclusive API specs
+  def v3_api(path, user = nil)
+    api(path, user, version: 'v3')
+  end
+
   def ci_api(path, user = nil)
     "/ci/api/v1/#{path}" +