Add created_by_me and assigned_to_me scopes44799-api-naming-issue-scope

Deprecate corresponding dash versions created-by-me and assigned-to-me

11 files changed, 129 insertions, 161 deletions

diff --git a/app/finders/issuable_finder.rb b/app/finders/issuable_finder.rb
index 7ed9b1fc6d0..c6ef79ce15e 100644
--- a/app/finders/issuable_finder.rb
+++ b/app/finders/issuable_finder.rb
@@ -6,7 +6,7 @@
 #   klass - actual class like Issue or MergeRequest
 #   current_user - which user use
 #   params:
-#     scope: 'created-by-me' or 'assigned-to-me' or 'all'
+#     scope: 'created_by_me' or 'assigned_to_me' or 'all'
 #     state: 'opened' or 'closed' or 'all'
 #     group_id: integer
 #     project_id: integer
@@ -282,9 +282,9 @@ class IssuableFinder
     return items.none if current_user_related? && !current_user
 
     case params[:scope]
-    when 'created-by-me', 'authored'
+    when 'created_by_me', 'authored'
       items.where(author_id: current_user.id)
-    when 'assigned-to-me'
+    when 'assigned_to_me'
       items.assigned_to(current_user)
     else
       items
@@ -426,6 +426,7 @@ class IssuableFinder
   end
 
   def current_user_related?
-    params[:scope] == 'created-by-me' || params[:scope] == 'authored' || params[:scope] == 'assigned-to-me'
+    scope = params[:scope]
+    scope == 'created_by_me' || scope == 'authored' || scope == 'assigned_to_me'
   end
 end
diff --git a/app/finders/issues_finder.rb b/app/finders/issues_finder.rb
index 2a27ff0e386..1787b4899cd 100644
--- a/app/finders/issues_finder.rb
+++ b/app/finders/issues_finder.rb
@@ -5,7 +5,7 @@
 # Arguments:
 #   current_user - which user use
 #   params:
-#     scope: 'created-by-me' or 'assigned-to-me' or 'all'
+#     scope: 'created_by_me' or 'assigned_to_me' or 'all'
 #     state: 'open' or 'closed' or 'all'
 #     group_id: integer
 #     project_id: integer
diff --git a/app/finders/merge_requests_finder.rb b/app/finders/merge_requests_finder.rb
index 64dc1e6af0f..e2240e5e0d8 100644
--- a/app/finders/merge_requests_finder.rb
+++ b/app/finders/merge_requests_finder.rb
@@ -5,7 +5,7 @@
 # Arguments:
 #   current_user - which user use
 #   params:
-#     scope: 'created-by-me' or 'assigned-to-me' or 'all'
+#     scope: 'created_by_me' or 'assigned_to_me' or 'all'
 #     state: 'open', 'closed', 'merged', or 'all'
 #     group_id: integer
 #     project_id: integer
diff --git a/changelogs/unreleased/44799-api-naming-issue-scope.yml b/changelogs/unreleased/44799-api-naming-issue-scope.yml
new file mode 100644
index 00000000000..75c6ea4cd0d
--- /dev/null
+++ b/changelogs/unreleased/44799-api-naming-issue-scope.yml
@@ -0,0 +1,5 @@
+---
+title: Rename issue scope created-by-me to created_by_me, and assigned-to-me to assigned_to_me
+merge_request: 44799
+author:
+type: deprecated
diff --git a/doc/api/issues.md b/doc/api/issues.md
index 7479c1d2f93..d0063e0b8a2 100644
--- a/doc/api/issues.md
+++ b/doc/api/issues.md
@@ -38,8 +38,8 @@ GET /issues?my_reaction_emoji=star
 | `state`             | string           | no         | Return all issues or just those that are `opened` or `closed`                                                                                       |
 | `labels`            | string           | no         | Comma-separated list of label names, issues must have all labels to be returned. `No+Label` lists all issues with no labels                         |
 | `milestone`         | string           | no         | The milestone title                                                                                                                                 |
-| `scope`             | string           | no         | Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all`. Defaults to `created-by-me` _([Introduced][ce-13004] in GitLab 9.5)_ |
-| `author_id`         | integer          | no         | Return issues created by the given user `id`. Combine with `scope=all` or `scope=assigned-to-me`. _([Introduced][ce-13004] in GitLab 9.5)_          |
+| `scope`             | string           | no         | Return issues for the given scope: `created_by_me`, `assigned_to_me` or `all`. Defaults to `created_by_me`<br> For versions before 11.0, use the now deprecated `created-by-me` or `assigned-to-me` scopes instead.<br> _([Introduced][ce-13004] in GitLab 9.5. [Changed to snake_case][ce-18935] in GitLab 11.0)_ |
+| `author_id`         | integer          | no         | Return issues created by the given user `id`. Combine with `scope=all` or `scope=assigned_to_me`. _([Introduced][ce-13004] in GitLab 9.5)_          |
 | `assignee_id`       | integer          | no         | Return issues assigned to the given user `id` _([Introduced][ce-13004] in GitLab 9.5)_                                                              |
 | `my_reaction_emoji` | string           | no         | Return issues reacted by the authenticated user by the given `emoji` _([Introduced][ce-14016] in GitLab 10.0)_                                      |
 | `iids[]`            | Array[integer]   | no         | Return only the issues having the given `iid`                                                                                                       |
@@ -152,7 +152,7 @@ GET /groups/:id/issues?my_reaction_emoji=star
 | `labels`            | string           | no         | Comma-separated list of label names, issues must have all labels to be returned. `No+Label` lists all issues with no labels   |
 | `iids[]`            | Array[integer]   | no         | Return only the issues having the given `iid`                                                                                 |
 | `milestone`         | string           | no         | The milestone title                                                                                                           |
-| `scope`             | string           | no         | Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all` _([Introduced][ce-13004] in GitLab 9.5)_        |
+| `scope`             | string           | no         | Return issues for the given scope: `created_by_me`, `assigned_to_me` or `all`.<br> For versions before 11.0, use the now deprecated `created-by-me` or `assigned-to-me` scopes instead.<br> _([Introduced][ce-13004] in GitLab 9.5. [Changed to snake_case][ce-18935] in GitLab 11.0)_ |
 | `author_id`         | integer          | no         | Return issues created by the given user `id` _([Introduced][ce-13004] in GitLab 9.5)_                                         |
 | `assignee_id`       | integer          | no         | Return issues assigned to the given user `id` _([Introduced][ce-13004] in GitLab 9.5)_                                        |
 | `my_reaction_emoji` | string           | no         | Return issues reacted by the authenticated user by the given `emoji` _([Introduced][ce-14016] in GitLab 10.0)_                |
@@ -266,7 +266,7 @@ GET /projects/:id/issues?my_reaction_emoji=star
 | `state`             | string           | no         | Return all issues or just those that are `opened` or `closed`                                                                 |
 | `labels`            | string           | no         | Comma-separated list of label names, issues must have all labels to be returned. `No+Label` lists all issues with no labels   |
 | `milestone`         | string           | no         | The milestone title                                                                                                           |
-| `scope`             | string           | no         | Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all` _([Introduced][ce-13004] in GitLab 9.5)_        |
+| `scope`             | string           | no         | Return issues for the given scope: `created_by_me`, `assigned_to_me` or `all`.<br> For versions before 11.0, use the now deprecated `created-by-me` or `assigned-to-me` scopes instead.<br> _([Introduced][ce-13004] in GitLab 9.5. [Changed to snake_case][ce-18935] in GitLab 11.0)_ |
 | `author_id`         | integer          | no         | Return issues created by the given user `id` _([Introduced][ce-13004] in GitLab 9.5)_                                         |
 | `assignee_id`       | integer          | no         | Return issues assigned to the given user `id` _([Introduced][ce-13004] in GitLab 9.5)_                                        |
 | `my_reaction_emoji` | string           | no         | Return issues reacted by the authenticated user by the given `emoji` _([Introduced][ce-14016] in GitLab 10.0)_                |
@@ -1254,3 +1254,4 @@ Example response:
 [ce-13004]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/13004
 [ce-14016]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/14016
 [ce-17042]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/17042
+[ce-18935]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/18935
diff --git a/doc/api/merge_requests.md b/doc/api/merge_requests.md
index b9a4f661777..cbd51c9870c 100644
--- a/doc/api/merge_requests.md
+++ b/doc/api/merge_requests.md
@@ -28,7 +28,7 @@ GET /merge_requests?milestone=release
 GET /merge_requests?labels=bug,reproduced
 GET /merge_requests?author_id=5
 GET /merge_requests?my_reaction_emoji=star
-GET /merge_requests?scope=assigned-to-me
+GET /merge_requests?scope=assigned_to_me
 ```
 
 Parameters:
@@ -45,8 +45,8 @@ Parameters:
 | `created_before`    | datetime | no       | Return merge requests created on or before the given time                                                              |
 | `updated_after`     | datetime | no       | Return merge requests updated on or after the given time                                                               |
 | `updated_before`    | datetime | no       | Return merge requests updated on or before the given time                                                              |
-| `scope`             | string   | no       | Return merge requests for the given scope: `created-by-me`, `assigned-to-me` or `all`. Defaults to `created-by-me`     |
-| `author_id`         | integer  | no       | Returns merge requests created by the given user `id`. Combine with `scope=all` or `scope=assigned-to-me`              |
+| `scope`             | string   | no       | Return merge requests for the given scope: `created_by_me`, `assigned_to_me` or `all`. Defaults to `created_by_me`<br> For versions before 11.0, use the now deprecated `created-by-me` or `assigned-to-me` scopes instead. |
+| `author_id`         | integer  | no       | Returns merge requests created by the given user `id`. Combine with `scope=all` or `scope=assigned_to_me`              |
 | `assignee_id`       | integer  | no       | Returns merge requests assigned to the given user `id`                                                                 |
 | `my_reaction_emoji` | string   | no       | Return merge requests reacted by the authenticated user by the given `emoji` _([Introduced][ce-14016] in GitLab 10.0)_ |
 | `source_branch`     | string   | no       | Return merge requests with the given source branch                                                                     |
@@ -164,7 +164,7 @@ Parameters:
 | `created_before`    | datetime       | no       | Return merge requests created on or before the given time                                                                      |
 | `updated_after`     | datetime       | no       | Return merge requests updated on or after the given time                                                                       |
 | `updated_before`    | datetime       | no       | Return merge requests updated on or before the given time                                                                      |
-| `scope`             | string         | no       | Return merge requests for the given scope: `created-by-me`, `assigned-to-me` or `all` _([Introduced][ce-13060] in GitLab 9.5)_ |
+| `scope`             | string         | no       | Return merge requests for the given scope: `created_by_me`, `assigned_to_me` or `all`.<br> For versions before 11.0, use the now deprecated `created-by-me` or `assigned-to-me` scopes instead.<br> _([Introduced][ce-13060] in GitLab 9.5. [Changed to snake_case][ce-18935] in GitLab 11.0)_ |
 | `author_id`         | integer        | no       | Returns merge requests created by the given user `id` _([Introduced][ce-13060] in GitLab 9.5)_                                 |
 | `assignee_id`       | integer        | no       | Returns merge requests assigned to the given user `id` _([Introduced][ce-13060] in GitLab 9.5)_                                |
 | `my_reaction_emoji` | string         | no       | Return merge requests reacted by the authenticated user by the given `emoji` _([Introduced][ce-14016] in GitLab 10.0)_         |
@@ -1460,3 +1460,4 @@ Example response:
 [ce-13060]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/13060
 [ce-14016]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/14016
 [ce-15454]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/15454
+[ce-18935]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/18935
diff --git a/lib/api/issues.rb b/lib/api/issues.rb
index 12ff2a1398b..257369ee7b0 100644
--- a/lib/api/issues.rb
+++ b/lib/api/issues.rb
@@ -13,6 +13,7 @@ module API
         args.delete(:id)
         args[:milestone_title] = args.delete(:milestone)
         args[:label_name] = args.delete(:labels)
+        args[:scope] = args[:scope].underscore if args[:scope]
 
         issues = IssuesFinder.new(current_user, args).execute
           .preload(:assignees, :labels, :notes, :timelogs)
@@ -36,8 +37,8 @@ module API
         optional :updated_before, type: DateTime, desc: 'Return issues updated before the specified time'
         optional :author_id, type: Integer, desc: 'Return issues which are authored by the user with the given ID'
         optional :assignee_id, type: Integer, desc: 'Return issues which are assigned to the user with the given ID'
-        optional :scope, type: String, values: %w[created-by-me assigned-to-me all],
-                         desc: 'Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all`'
+        optional :scope, type: String, values: %w[created-by-me assigned-to-me created_by_me assigned_to_me all],
+                         desc: 'Return issues for the given scope: `created_by_me`, `assigned_to_me` or `all`'
         optional :my_reaction_emoji, type: String, desc: 'Return issues reacted by the authenticated user by the given emoji'
         use :pagination
       end
@@ -66,8 +67,8 @@ module API
         optional :state, type: String, values: %w[opened closed all], default: 'all',
                          desc: 'Return opened, closed, or all issues'
         use :issues_params
-        optional :scope, type: String, values: %w[created-by-me assigned-to-me all], default: 'created-by-me',
-                         desc: 'Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all`'
+        optional :scope, type: String, values: %w[created-by-me assigned-to-me created_by_me assigned_to_me all], default: 'created_by_me',
+                         desc: 'Return issues for the given scope: `created_by_me`, `assigned_to_me` or `all`'
       end
       get do
         issues = paginate(find_issues)
diff --git a/lib/api/merge_requests.rb b/lib/api/merge_requests.rb
index d4cc18f622b..bc4df16e3a8 100644
--- a/lib/api/merge_requests.rb
+++ b/lib/api/merge_requests.rb
@@ -38,6 +38,7 @@ module API
 
         args[:milestone_title] = args.delete(:milestone)
         args[:label_name] = args.delete(:labels)
+        args[:scope] = args[:scope].underscore if args[:scope]
 
         merge_requests = MergeRequestsFinder.new(current_user, args).execute
                            .reorder(args[:order_by] => args[:sort])
@@ -79,8 +80,8 @@ module API
         optional :view, type: String, values: %w[simple], desc: 'If simple, returns the `iid`, URL, title, description, and basic state of merge request'
         optional :author_id, type: Integer, desc: 'Return merge requests which are authored by the user with the given ID'
         optional :assignee_id, type: Integer, desc: 'Return merge requests which are assigned to the user with the given ID'
-        optional :scope, type: String, values: %w[created-by-me assigned-to-me all],
-                         desc: 'Return merge requests for the given scope: `created-by-me`, `assigned-to-me` or `all`'
+        optional :scope, type: String, values: %w[created-by-me assigned-to-me created_by_me assigned_to_me all],
+                         desc: 'Return merge requests for the given scope: `created_by_me`, `assigned_to_me` or `all`'
         optional :my_reaction_emoji, type: String, desc: 'Return issues reacted by the authenticated user by the given emoji'
         optional :source_branch, type: String, desc: 'Return merge requests with the given source branch'
         optional :target_branch, type: String, desc: 'Return merge requests with the given target branch'
@@ -95,8 +96,8 @@ module API
       end
       params do
         use :merge_requests_params
-        optional :scope, type: String, values: %w[created-by-me assigned-to-me all], default: 'created-by-me',
-                         desc: 'Return merge requests for the given scope: `created-by-me`, `assigned-to-me` or `all`'
+        optional :scope, type: String, values: %w[created-by-me assigned-to-me created_by_me assigned_to_me all], default: 'created_by_me',
+                         desc: 'Return merge requests for the given scope: `created_by_me`, `assigned_to_me` or `all`'
       end
       get do
         authenticate! unless params[:scope] == 'all'
diff --git a/spec/finders/issues_finder_spec.rb b/spec/finders/issues_finder_spec.rb
index 45439640ea3..74e91b02f0f 100644
--- a/spec/finders/issues_finder_spec.rb
+++ b/spec/finders/issues_finder_spec.rb
@@ -372,7 +372,7 @@ describe IssuesFinder do
     end
 
     context 'personal scope' do
-      let(:scope) { 'assigned-to-me' }
+      let(:scope) { 'assigned_to_me' }
 
       it 'returns issue assigned to the user' do
         expect(issues).to contain_exactly(issue1, issue2)
diff --git a/spec/requests/api/issues_spec.rb b/spec/requests/api/issues_spec.rb
index 90f9c4ad214..6457af77729 100644
--- a/spec/requests/api/issues_spec.rb
+++ b/spec/requests/api/issues_spec.rb
@@ -106,6 +106,15 @@ describe API::Issues do
       it 'returns issues assigned to me' do
         issue2 = create(:issue, assignees: [user2], project: project)
 
+        get api('/issues', user2), scope: 'assigned_to_me'
+
+        expect_paginated_array_response(size: 1)
+        expect(first_issue['id']).to eq(issue2.id)
+      end
+
+      it 'returns issues assigned to me (kebab-case)' do
+        issue2 = create(:issue, assignees: [user2], project: project)
+
         get api('/issues', user2), scope: 'assigned-to-me'
 
         expect_paginated_array_response(size: 1)
diff --git a/spec/requests/api/merge_requests_spec.rb b/spec/requests/api/merge_requests_spec.rb
index f64623d7018..1eeeb4f1045 100644
--- a/spec/requests/api/merge_requests_spec.rb
+++ b/spec/requests/api/merge_requests_spec.rb
@@ -34,8 +34,7 @@ describe API::MergeRequests do
       it 'returns an array of all merge requests' do
         get api('/merge_requests', user), scope: 'all'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
       end
 
       it "returns authentication error without any scope" do
@@ -50,11 +49,23 @@ describe API::MergeRequests do
         expect(response).to have_gitlab_http_status(401)
       end
 
+      it "returns authentication error when scope is assigned_to_me" do
+        get api("/merge_requests"), scope: 'assigned_to_me'
+
+        expect(response).to have_gitlab_http_status(401)
+      end
+
       it "returns authentication error  when scope is created-by-me" do
         get api("/merge_requests"), scope: 'created-by-me'
 
         expect(response).to have_gitlab_http_status(401)
       end
+
+      it "returns authentication error when scope is created_by_me" do
+        get api("/merge_requests"), scope: 'created_by_me'
+
+        expect(response).to have_gitlab_http_status(401)
+      end
     end
 
     context 'when authenticated' do
@@ -62,27 +73,14 @@ describe API::MergeRequests do
       let!(:merge_request2) { create(:merge_request, :simple, author: user, assignee: user, source_project: project2, target_project: project2) }
       let(:user2) { create(:user) }
 
-      it 'returns an array of all merge requests' do
-        get api('/merge_requests', user), scope: :all
-
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.map { |mr| mr['id'] })
-          .to contain_exactly(merge_request.id, merge_request_closed.id, merge_request_merged.id, merge_request2.id)
-      end
-
-      it 'does not return unauthorized merge requests' do
+      it 'returns an array of all merge requests except unauthorized ones' do
         private_project = create(:project, :private)
         merge_request3 = create(:merge_request, :simple, source_project: private_project, target_project: private_project, source_branch: 'other-branch')
 
         get api('/merge_requests', user), scope: :all
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.map { |mr| mr['id'] })
-          .not_to include(merge_request3.id)
+        expect_response_contain_exactly(merge_request2, merge_request_merged, merge_request_closed, merge_request)
+        expect(json_response.map { |mr| mr['id'] }).not_to include(merge_request3.id)
       end
 
       it 'returns an array of merge requests created by current user if no scope is given' do
@@ -90,10 +88,7 @@ describe API::MergeRequests do
 
         get api('/merge_requests', user2)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       it 'returns an array of merge requests authored by the given user' do
@@ -101,10 +96,7 @@ describe API::MergeRequests do
 
         get api('/merge_requests', user), author_id: user2.id, scope: :all
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       it 'returns an array of merge requests assigned to the given user' do
@@ -112,32 +104,39 @@ describe API::MergeRequests do
 
         get api('/merge_requests', user), assignee_id: user2.id, scope: :all
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       it 'returns an array of merge requests assigned to me' do
         merge_request3 = create(:merge_request, :simple, author: user, assignee: user2, source_project: project2, target_project: project2, source_branch: 'other-branch')
 
+        get api('/merge_requests', user2), scope: 'assigned_to_me'
+
+        expect_response_ordered_exactly(merge_request3)
+      end
+
+      it 'returns an array of merge requests assigned to me (kebab-case)' do
+        merge_request3 = create(:merge_request, :simple, author: user, assignee: user2, source_project: project2, target_project: project2, source_branch: 'other-branch')
+
         get api('/merge_requests', user2), scope: 'assigned-to-me'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       it 'returns an array of merge requests created by me' do
         merge_request3 = create(:merge_request, :simple, author: user2, assignee: user, source_project: project2, target_project: project2, source_branch: 'other-branch')
 
+        get api('/merge_requests', user2), scope: 'created_by_me'
+
+        expect_response_ordered_exactly(merge_request3)
+      end
+
+      it 'returns an array of merge requests created by me (kebab-case)' do
+        merge_request3 = create(:merge_request, :simple, author: user2, assignee: user, source_project: project2, target_project: project2, source_branch: 'other-branch')
+
         get api('/merge_requests', user2), scope: 'created-by-me'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       it 'returns merge requests reacted by the authenticated user by the given emoji' do
@@ -146,19 +145,14 @@ describe API::MergeRequests do
 
         get api('/merge_requests', user2), my_reaction_emoji: award_emoji.name, scope: 'all'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request3.id)
+        expect_response_ordered_exactly(merge_request3)
       end
 
       context 'source_branch param' do
         it 'returns merge requests with the given source branch' do
           get api('/merge_requests', user), source_branch: merge_request_closed.source_branch, state: 'all'
 
-          expect(json_response.length).to eq(2)
-          expect(json_response.map { |mr| mr['id'] })
-            .to contain_exactly(merge_request_closed.id, merge_request_merged.id)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
         end
       end
 
@@ -166,9 +160,7 @@ describe API::MergeRequests do
         it 'returns merge requests with the given target branch' do
           get api('/merge_requests', user), target_branch: merge_request_closed.target_branch, state: 'all'
 
-          expect(json_response.length).to eq(2)
-          expect(json_response.map { |mr| mr['id'] })
-            .to contain_exactly(merge_request_closed.id, merge_request_merged.id)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
         end
       end
 
@@ -177,8 +169,7 @@ describe API::MergeRequests do
 
         get api('/merge_requests?created_before=2000-01-02T00:00:00.060Z', user)
 
-        expect(json_response.size).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request2.id)
+        expect_response_ordered_exactly(merge_request2)
       end
 
       it 'returns merge requests created after a specific date' do
@@ -186,8 +177,7 @@ describe API::MergeRequests do
 
         get api("/merge_requests?created_after=#{merge_request2.created_at}", user)
 
-        expect(json_response.size).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request2.id)
+        expect_response_ordered_exactly(merge_request2)
       end
 
       it 'returns merge requests updated before a specific date' do
@@ -195,8 +185,7 @@ describe API::MergeRequests do
 
         get api('/merge_requests?updated_before=2000-01-02T00:00:00.060Z', user)
 
-        expect(json_response.size).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request2.id)
+        expect_response_ordered_exactly(merge_request2)
       end
 
       it 'returns merge requests updated after a specific date' do
@@ -204,8 +193,7 @@ describe API::MergeRequests do
 
         get api("/merge_requests?updated_after=#{merge_request2.updated_at}", user)
 
-        expect(json_response.size).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request2.id)
+        expect_response_ordered_exactly(merge_request2)
       end
 
       context 'search params' do
@@ -216,15 +204,13 @@ describe API::MergeRequests do
         it 'returns merge requests matching given search string for title' do
           get api("/merge_requests", user), search: merge_request.title
 
-          expect(json_response.length).to eq(1)
-          expect(json_response.first['id']).to eq(merge_request.id)
+          expect_response_ordered_exactly(merge_request)
         end
 
         it 'returns merge requests for project matching given search string for description' do
           get api("/merge_requests", user), project_id: project.id, search: merge_request.description
 
-          expect(json_response.length).to eq(1)
-          expect(json_response.first['id']).to eq(merge_request.id)
+          expect_response_ordered_exactly(merge_request)
         end
       end
     end
@@ -235,8 +221,7 @@ describe API::MergeRequests do
       it 'returns merge requests for public projects' do
         get api("/projects/#{project.id}/merge_requests")
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
       end
 
       it "returns 404 for non public projects" do
@@ -265,10 +250,7 @@ describe API::MergeRequests do
       it "returns an array of all merge_requests" do
         get api("/projects/#{project.id}/merge_requests", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect_response_ordered_exactly(merge_request_merged, merge_request_closed, merge_request)
         expect(json_response.last['title']).to eq(merge_request.title)
         expect(json_response.last).to have_key('web_url')
         expect(json_response.last['sha']).to eq(merge_request.diff_head_sha)
@@ -286,11 +268,8 @@ describe API::MergeRequests do
       it "returns an array of all merge_requests using simple mode" do
         get api("/projects/#{project.id}/merge_requests?view=simple", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
+        expect_response_ordered_exactly(merge_request_merged, merge_request_closed, merge_request)
         expect(json_response.last.keys).to match_array(%w(id iid title web_url created_at description project_id state updated_at))
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
         expect(json_response.last['iid']).to eq(merge_request.iid)
         expect(json_response.last['title']).to eq(merge_request.title)
         expect(json_response.last).to have_key('web_url')
@@ -302,51 +281,36 @@ describe API::MergeRequests do
       it "returns an array of all merge_requests" do
         get api("/projects/#{project.id}/merge_requests?state", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect_response_ordered_exactly(merge_request_merged, merge_request_closed, merge_request)
         expect(json_response.last['title']).to eq(merge_request.title)
       end
 
       it "returns an array of open merge_requests" do
         get api("/projects/#{project.id}/merge_requests?state=opened", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
+        expect_response_ordered_exactly(merge_request)
         expect(json_response.last['title']).to eq(merge_request.title)
       end
 
       it "returns an array of closed merge_requests" do
         get api("/projects/#{project.id}/merge_requests?state=closed", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
+        expect_response_ordered_exactly(merge_request_closed)
         expect(json_response.first['title']).to eq(merge_request_closed.title)
       end
 
       it "returns an array of merged merge_requests" do
         get api("/projects/#{project.id}/merge_requests?state=merged", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to include_pagination_headers
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
+        expect_response_ordered_exactly(merge_request_merged)
         expect(json_response.first['title']).to eq(merge_request_merged.title)
       end
 
       it 'returns merge_request by "iids" array' do
         get api("/projects/#{project.id}/merge_requests", user), iids: [merge_request.iid, merge_request_closed.iid]
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(2)
+        expect_response_ordered_exactly(merge_request_closed, merge_request)
         expect(json_response.first['title']).to eq merge_request_closed.title
-        expect(json_response.first['id']).to eq merge_request_closed.id
       end
 
       it 'matches V4 response schema' do
@@ -359,16 +323,14 @@ describe API::MergeRequests do
       it 'returns an empty array if no issue matches milestone' do
         get api("/projects/#{project.id}/merge_requests", user), milestone: '1.0.0'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
         expect(json_response.length).to eq(0)
       end
 
       it 'returns an empty array if milestone does not exist' do
         get api("/projects/#{project.id}/merge_requests", user), milestone: 'foo'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
         expect(json_response.length).to eq(0)
       end
 
@@ -382,17 +344,13 @@ describe API::MergeRequests do
       it 'returns an array of merge requests matching state in milestone' do
         get api("/projects/#{project.id}/merge_requests", user), milestone: '0.9', state: 'closed'
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(merge_request_closed.id)
+        expect_response_ordered_exactly(merge_request_closed)
       end
 
       it 'returns an array of labeled merge requests' do
         get api("/projects/#{project.id}/merge_requests?labels=#{label.title}", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
         expect(json_response.length).to eq(1)
         expect(json_response.first['labels']).to eq([label2.title, label.title])
       end
@@ -400,16 +358,14 @@ describe API::MergeRequests do
       it 'returns an array of labeled merge requests where all labels match' do
         get api("/projects/#{project.id}/merge_requests?labels=#{label.title},foo,bar", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
         expect(json_response.length).to eq(0)
       end
 
       it 'returns an empty array if no merge request matches labels' do
         get api("/projects/#{project.id}/merge_requests?labels=foo,bar", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
+        expect_paginated_array_response
         expect(json_response.length).to eq(0)
       end
 
@@ -427,13 +383,12 @@ describe API::MergeRequests do
 
         get api("/projects/#{project.id}/merge_requests?labels=#{bug_label.title}&milestone=#{milestone1.title}&state=merged", user)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(json_response).to be_an Array
-        expect(json_response.length).to eq(1)
-        expect(json_response.first['id']).to eq(mr2.id)
+        expect_response_ordered_exactly(mr2)
       end
 
       context "with ordering" do
+        let(:merge_requests) { [merge_request_merged, merge_request_closed, merge_request] }
+
         before do
           @mr_later = mr_with_later_created_and_updated_at_time
           @mr_earlier = mr_with_earlier_created_and_updated_at_time
@@ -442,45 +397,25 @@ describe API::MergeRequests do
         it "returns an array of merge_requests in ascending order" do
           get api("/projects/#{project.id}/merge_requests?sort=asc", user)
 
-          expect(response).to have_gitlab_http_status(200)
-          expect(response).to include_pagination_headers
-          expect(json_response).to be_an Array
-          expect(json_response.length).to eq(3)
-          response_dates = json_response.map { |merge_request| merge_request['created_at'] }
-          expect(response_dates).to eq(response_dates.sort)
+          expect_response_ordered_exactly(*merge_requests.sort_by { |mr| mr['created_at'] })
         end
 
         it "returns an array of merge_requests in descending order" do
           get api("/projects/#{project.id}/merge_requests?sort=desc", user)
 
-          expect(response).to have_gitlab_http_status(200)
-          expect(response).to include_pagination_headers
-          expect(json_response).to be_an Array
-          expect(json_response.length).to eq(3)
-          response_dates = json_response.map { |merge_request| merge_request['created_at'] }
-          expect(response_dates).to eq(response_dates.sort.reverse)
+          expect_response_ordered_exactly(*merge_requests.sort_by { |mr| mr['created_at'] }.reverse)
         end
 
         it "returns an array of merge_requests ordered by updated_at" do
           get api("/projects/#{project.id}/merge_requests?order_by=updated_at", user)
 
-          expect(response).to have_gitlab_http_status(200)
-          expect(response).to include_pagination_headers
-          expect(json_response).to be_an Array
-          expect(json_response.length).to eq(3)
-          response_dates = json_response.map { |merge_request| merge_request['updated_at'] }
-          expect(response_dates).to eq(response_dates.sort.reverse)
+          expect_response_ordered_exactly(*merge_requests.sort_by { |mr| mr['updated_at'] }.reverse)
         end
 
         it "returns an array of merge_requests ordered by created_at" do
           get api("/projects/#{project.id}/merge_requests?order_by=created_at&sort=asc", user)
 
-          expect(response).to have_gitlab_http_status(200)
-          expect(response).to include_pagination_headers
-          expect(json_response).to be_an Array
-          expect(json_response.length).to eq(3)
-          response_dates = json_response.map { |merge_request| merge_request['created_at'] }
-          expect(response_dates).to eq(response_dates.sort)
+          expect_response_ordered_exactly(*merge_requests.sort_by { |mr| mr['created_at'] })
         end
       end
 
@@ -488,9 +423,7 @@ describe API::MergeRequests do
         it 'returns merge requests with the given source branch' do
           get api('/merge_requests', user), source_branch: merge_request_closed.source_branch, state: 'all'
 
-          expect(json_response.length).to eq(2)
-          expect(json_response.map { |mr| mr['id'] })
-            .to contain_exactly(merge_request_closed.id, merge_request_merged.id)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
         end
       end
 
@@ -498,9 +431,7 @@ describe API::MergeRequests do
         it 'returns merge requests with the given target branch' do
           get api('/merge_requests', user), target_branch: merge_request_closed.target_branch, state: 'all'
 
-          expect(json_response.length).to eq(2)
-          expect(json_response.map { |mr| mr['id'] })
-            .to contain_exactly(merge_request_closed.id, merge_request_merged.id)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
         end
       end
     end
@@ -1341,4 +1272,22 @@ describe API::MergeRequests do
     merge_request_closed.save
     merge_request_closed
   end
+
+  def expect_response_contain_exactly(*items)
+    expect_paginated_array_response
+    expect(json_response.length).to eq(items.size)
+    expect(json_response.map { |element| element['id'] }).to contain_exactly(*items.map(&:id))
+  end
+
+  def expect_response_ordered_exactly(*items)
+    expect_paginated_array_response
+    expect(json_response.length).to eq(items.size)
+    expect(json_response.map { |element| element['id'] }).to eq(items.map(&:id))
+  end
+
+  def expect_paginated_array_response
+    expect(response).to have_gitlab_http_status(200)
+    expect(response).to include_pagination_headers
+    expect(json_response).to be_an Array
+  end
 end