Use objects for renaming namespaces and projects

3 files changed, 165 insertions, 20 deletions

diff --git a/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_base_spec.rb b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_base_spec.rb
new file mode 100644
index 00000000000..48234170d31
--- /dev/null
+++ b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_base_spec.rb
@@ -0,0 +1,147 @@
+require 'spec_helper'
+
+describe Gitlab::Database::RenameReservedPathsMigration::RenameBase do
+  let(:migration) { FakeRenameReservedPathMigration.new }
+  let(:subject) { described_class.new(['the-path'], migration) }
+
+  before do
+    allow(migration).to receive(:say)
+  end
+
+  def migration_namespace(namespace)
+    Gitlab::Database::RenameReservedPathsMigration::MigrationClasses::
+      Namespace.find(namespace.id)
+  end
+
+  def migration_project(project)
+    Gitlab::Database::RenameReservedPathsMigration::MigrationClasses::
+      Project.find(project.id)
+  end
+
+  describe "#remove_last_ocurrence" do
+    it "removes only the last occurance of a string" do
+      input = "this/is/a-word-to-replace/namespace/with/a-word-to-replace"
+
+      expect(subject.remove_last_occurrence(input, "a-word-to-replace"))
+        .to eq("this/is/a-word-to-replace/namespace/with/")
+    end
+  end
+
+  describe '#rename_path_for_routable' do
+    context 'for namespaces' do
+      let(:namespace) { create(:namespace, path: 'the-path') }
+      it "renames namespaces called the-path" do
+        subject.rename_path_for_routable(migration_namespace(namespace))
+
+        expect(namespace.reload.path).to eq("the-path0")
+      end
+
+      it "renames the route to the namespace" do
+        subject.rename_path_for_routable(migration_namespace(namespace))
+
+        expect(Namespace.find(namespace.id).full_path).to eq("the-path0")
+      end
+
+      it "renames the route for projects of the namespace" do
+        project = create(:project, path: "project-path", namespace: namespace)
+
+        subject.rename_path_for_routable(migration_namespace(namespace))
+
+        expect(project.route.reload.path).to eq("the-path0/project-path")
+      end
+
+      it 'returns the old & the new path' do
+        old_path, new_path = subject.rename_path_for_routable(migration_namespace(namespace))
+
+        expect(old_path).to eq('the-path')
+        expect(new_path).to eq('the-path0')
+      end
+
+      context "the-path namespace -> subgroup -> the-path0 project" do
+        it "updates the route of the project correctly" do
+          subgroup = create(:group, path: "subgroup", parent: namespace)
+          project = create(:project, path: "the-path0", namespace: subgroup)
+
+          subject.rename_path_for_routable(migration_namespace(namespace))
+
+          expect(project.route.reload.path).to eq("the-path0/subgroup/the-path0")
+        end
+      end
+    end
+
+    context 'for projects' do
+      let(:parent) { create(:namespace, path: 'the-parent') }
+      let(:project) { create(:empty_project, path: 'the-path', namespace: parent) }
+
+      it 'renames the project called `the-path`' do
+        subject.rename_path_for_routable(migration_project(project))
+
+        expect(project.reload.path).to eq('the-path0')
+      end
+
+      it 'renames the route for the project' do
+        subject.rename_path_for_routable(project)
+
+        expect(project.reload.route.path).to eq('the-parent/the-path0')
+      end
+
+      it 'returns the old & new path' do
+        old_path, new_path = subject.rename_path_for_routable(migration_project(project))
+
+        expect(old_path).to eq('the-parent/the-path')
+        expect(new_path).to eq('the-parent/the-path0')
+      end
+    end
+  end
+
+  describe '#move_pages' do
+    it 'moves the pages directory' do
+      expect(subject).to receive(:move_folders)
+                           .with(TestEnv.pages_path, 'old-path', 'new-path')
+
+      subject.move_pages('old-path', 'new-path')
+    end
+  end
+
+  describe "#move_uploads" do
+    let(:test_dir) { File.join(Rails.root, 'tmp', 'tests', 'rename_reserved_paths') }
+    let(:uploads_dir) { File.join(test_dir, 'public', 'uploads') }
+
+    it 'moves subdirectories in the uploads folder' do
+      expect(subject).to receive(:uploads_dir).and_return(uploads_dir)
+      expect(subject).to receive(:move_folders).with(uploads_dir, 'old_path', 'new_path')
+
+      subject.move_uploads('old_path', 'new_path')
+    end
+
+    it "doesn't move uploads when they are stored in object storage" do
+      expect(subject).to receive(:file_storage?).and_return(false)
+      expect(subject).not_to receive(:move_folders)
+
+      subject.move_uploads('old_path', 'new_path')
+    end
+  end
+
+  describe '#move_folders' do
+    let(:test_dir) { File.join(Rails.root, 'tmp', 'tests', 'rename_reserved_paths') }
+    let(:uploads_dir) { File.join(test_dir, 'public', 'uploads') }
+
+    before do
+      FileUtils.remove_dir(test_dir) if File.directory?(test_dir)
+      FileUtils.mkdir_p(uploads_dir)
+      allow(subject).to receive(:uploads_dir).and_return(uploads_dir)
+    end
+
+    it 'moves a folder with files' do
+      source = File.join(uploads_dir, 'parent-group', 'sub-group')
+      FileUtils.mkdir_p(source)
+      destination = File.join(uploads_dir, 'parent-group', 'moved-group')
+      FileUtils.touch(File.join(source, 'test.txt'))
+      expected_file = File.join(destination, 'test.txt')
+
+      subject.move_folders(uploads_dir, File.join('parent-group', 'sub-group'), File.join('parent-group', 'moved-group'))
+
+      expect(File.exist?(expected_file)).to be(true)
+    end
+  end
+end
diff --git a/spec/lib/gitlab/database/rename_reserved_paths_migration/namespaces_spec.rb b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_namespaces_spec.rb
index fb24800e1f1..ee481e4610c 100644
--- a/spec/lib/gitlab/database/rename_reserved_paths_migration/namespaces_spec.rb
+++ b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_namespaces_spec.rb
@@ -1,14 +1,11 @@
 require 'spec_helper'
 
-describe Gitlab::Database::RenameReservedPathsMigration::Namespaces, :truncate do
-  let(:subject) do
-    ActiveRecord::Migration.new.extend(
-      Gitlab::Database::RenameReservedPathsMigration
-    )
-  end
+describe Gitlab::Database::RenameReservedPathsMigration::RenameNamespaces do
+  let(:migration) { FakeRenameReservedPathMigration.new }
+  let(:subject) { described_class.new(['the-path'], migration) }
 
   before do
-    allow(subject).to receive(:say)
+    allow(migration).to receive(:say)
   end
 
   def migration_namespace(namespace)
@@ -27,7 +24,7 @@ describe Gitlab::Database::RenameReservedPathsMigration::Namespaces, :truncate d
                            path: 'the-path',
                            parent: create(:namespace))
 
-        found_ids = subject.namespaces_for_paths(['the-PATH'], type: :wildcard).
+        found_ids = subject.namespaces_for_paths(type: :wildcard).
                       map(&:id)
         expect(found_ids).to contain_exactly(namespace.id)
       end
@@ -41,7 +38,7 @@ describe Gitlab::Database::RenameReservedPathsMigration::Namespaces, :truncate d
                                   path: 'the-path',
                                   parent: create(:namespace))
 
-        found_ids = subject.namespaces_for_paths(['the-path'], type: :top_level).
+        found_ids = subject.namespaces_for_paths(type: :top_level).
                       map(&:id)
         expect(found_ids).to contain_exactly(root_namespace.id)
       end
@@ -98,12 +95,14 @@ describe Gitlab::Database::RenameReservedPathsMigration::Namespaces, :truncate d
   describe "#rename_namespace" do
     let(:namespace) { create(:namespace, path: 'the-path') }
 
-    it 'renames paths & routes for the namesapce' do
+    it 'renames paths & routes for the namespace' do
       expect(subject).to receive(:rename_path_for_routable).
                            with(namespace).
                            and_call_original
 
       subject.rename_namespace(namespace)
+
+      expect(namespace.reload.path).to eq('the-path0')
     end
 
     it "moves the the repository for a project in the namespace" do
@@ -140,14 +139,14 @@ describe Gitlab::Database::RenameReservedPathsMigration::Namespaces, :truncate d
       expect(subject).to receive(:rename_namespace).
                            with(migration_namespace(top_level_namespace))
 
-      subject.rename_namespaces(['the-path'], type: :top_level)
+      subject.rename_namespaces(type: :top_level)
     end
 
     it 'renames child namespaces' do
       expect(subject).to receive(:rename_namespace).
                            with(migration_namespace(child_namespace))
 
-      subject.rename_namespaces(['the-path'], type: :wildcard)
+      subject.rename_namespaces(type: :wildcard)
     end
   end
 end
diff --git a/spec/lib/gitlab/database/rename_reserved_paths_migration/projects_spec.rb b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_projects_spec.rb
index 1812e3ea7f4..4a572133b69 100644
--- a/spec/lib/gitlab/database/rename_reserved_paths_migration/projects_spec.rb
+++ b/spec/lib/gitlab/database/rename_reserved_paths_migration/rename_projects_spec.rb
@@ -1,14 +1,11 @@
 require 'spec_helper'
 
-describe Gitlab::Database::RenameReservedPathsMigration::Projects, :truncate do
-  let(:subject) do
-    ActiveRecord::Migration.new.extend(
-      Gitlab::Database::RenameReservedPathsMigration
-    )
-  end
+describe Gitlab::Database::RenameReservedPathsMigration::RenameProjects do
+  let(:migration) { FakeRenameReservedPathMigration.new }
+  let(:subject) { described_class.new(['the-path'], migration) }
 
   before do
-    allow(subject).to receive(:say)
+    allow(migration).to receive(:say)
   end
 
   describe '#projects_for_paths' do
@@ -16,7 +13,7 @@ describe Gitlab::Database::RenameReservedPathsMigration::Projects, :truncate do
       project = create(:empty_project, path: 'THE-path')
       _other_project = create(:empty_project)
 
-      result_ids = subject.projects_for_paths(['the-PATH']).map(&:id)
+      result_ids = subject.projects_for_paths.map(&:id)
 
       expect(result_ids).to contain_exactly(project.id)
     end
@@ -35,6 +32,8 @@ describe Gitlab::Database::RenameReservedPathsMigration::Projects, :truncate do
                            and_call_original
 
       subject.rename_project(project)
+
+      expect(project.reload.path).to eq('the-path0')
     end
 
     it 'moves the wiki & the repo' do