1 files changed, 141 insertions, 6 deletions
diff --git a/spec/models/route_spec.rb b/spec/models/route_spec.rb
index 0b222022e62..1754253e0f2 100644
--- a/spec/models/route_spec.rb
+++ b/spec/models/route_spec.rb
@@ -1,33 +1,78 @@
 require 'spec_helper'
 
 describe Route, models: true do
-  let!(:group) { create(:group, path: 'gitlab', name: 'gitlab') }
-  let!(:route) { group.route }
+  let(:group) { create(:group, path: 'git_lab', name: 'git_lab') }
+  let(:route) { group.route }
 
   describe 'relationships' do
     it { is_expected.to belong_to(:source) }
   end
 
   describe 'validations' do
+    before do
+      expect(route).to be_persisted
+    end
+
     it { is_expected.to validate_presence_of(:source) }
     it { is_expected.to validate_presence_of(:path) }
     it { is_expected.to validate_uniqueness_of(:path) }
   end
 
+  describe 'callbacks' do
+    context 'after update' do
+      it 'calls #create_redirect_for_old_path' do
+        expect(route).to receive(:create_redirect_for_old_path)
+        route.update_attributes(path: 'foo')
+      end
+
+      it 'calls #delete_conflicting_redirects' do
+        expect(route).to receive(:delete_conflicting_redirects)
+        route.update_attributes(path: 'foo')
+      end
+    end
+
+    context 'after create' do
+      it 'calls #delete_conflicting_redirects' do
+        route.destroy
+        new_route = Route.new(source: group, path: group.path)
+        expect(new_route).to receive(:delete_conflicting_redirects)
+        new_route.save!
+      end
+    end
+  end
+
+  describe '.inside_path' do
+    let!(:nested_group) { create(:group, path: 'test', name: 'test', parent: group) }
+    let!(:deep_nested_group) { create(:group, path: 'foo', name: 'foo', parent: nested_group) }
+    let!(:another_group) { create(:group, path: 'other') }
+    let!(:similar_group) { create(:group, path: 'gitllab') }
+    let!(:another_group_nested) { create(:group, path: 'another', name: 'another', parent: similar_group) }
+
+    it 'returns correct routes' do
+      expect(Route.inside_path('git_lab')).to match_array([nested_group.route, deep_nested_group.route])
+    end
+  end
+
   describe '#rename_descendants' do
     let!(:nested_group) { create(:group, path: 'test', name: 'test', parent: group) }
     let!(:deep_nested_group) { create(:group, path: 'foo', name: 'foo', parent: nested_group) }
     let!(:similar_group) { create(:group, path: 'gitlab-org', name: 'gitlab-org') }
+    let!(:another_group) { create(:group, path: 'gittlab', name: 'gitllab') }
+    let!(:another_group_nested) { create(:group, path: 'git_lab', name: 'git_lab', parent: another_group) }
 
     context 'path update' do
       context 'when route name is set' do
-        before { route.update_attributes(path: 'bar') }
+        before do
+          route.update_attributes(path: 'bar')
+        end
 
-        it "updates children routes with new path" do
+        it 'updates children routes with new path' do
           expect(described_class.exists?(path: 'bar')).to be_truthy
           expect(described_class.exists?(path: 'bar/test')).to be_truthy
           expect(described_class.exists?(path: 'bar/test/foo')).to be_truthy
           expect(described_class.exists?(path: 'gitlab-org')).to be_truthy
+          expect(described_class.exists?(path: 'gittlab')).to be_truthy
+          expect(described_class.exists?(path: 'gittlab/git_lab')).to be_truthy
         end
       end
 
@@ -40,17 +85,107 @@ describe Route, models: true do
           expect(route.update_attributes(path: 'bar')).to be_truthy
         end
       end
+
+      context 'when conflicting redirects exist' do
+        let!(:conflicting_redirect1) { route.create_redirect('bar/test') }
+        let!(:conflicting_redirect2) { route.create_redirect('bar/test/foo') }
+        let!(:conflicting_redirect3) { route.create_redirect('gitlab-org') }
+
+        it 'deletes the conflicting redirects' do
+          route.update_attributes(path: 'bar')
+
+          expect(RedirectRoute.exists?(path: 'bar/test')).to be_falsey
+          expect(RedirectRoute.exists?(path: 'bar/test/foo')).to be_falsey
+          expect(RedirectRoute.exists?(path: 'gitlab-org')).to be_truthy
+        end
+      end
     end
 
     context 'name update' do
-      before { route.update_attributes(name: 'bar') }
+      it 'updates children routes with new path' do
+        route.update_attributes(name: 'bar')
 
-      it "updates children routes with new path" do
         expect(described_class.exists?(name: 'bar')).to be_truthy
         expect(described_class.exists?(name: 'bar / test')).to be_truthy
         expect(described_class.exists?(name: 'bar / test / foo')).to be_truthy
         expect(described_class.exists?(name: 'gitlab-org')).to be_truthy
       end
+
+      it 'handles a rename from nil' do
+        # Note: using `update_columns` to skip all validation and callbacks
+        route.update_columns(name: nil)
+
+        expect { route.update_attributes(name: 'bar') }
+          .to change { route.name }.from(nil).to('bar')
+      end
+    end
+  end
+
+  describe '#create_redirect_for_old_path' do
+    context 'if the path changed' do
+      it 'creates a RedirectRoute for the old path' do
+        redirect_scope = route.source.redirect_routes.where(path: 'git_lab')
+        expect(redirect_scope.exists?).to be_falsey
+        route.path = 'new-path'
+        route.save!
+        expect(redirect_scope.exists?).to be_truthy
+      end
+    end
+  end
+
+  describe '#create_redirect' do
+    it 'creates a RedirectRoute with the same source' do
+      redirect_route = route.create_redirect('foo')
+      expect(redirect_route).to be_a(RedirectRoute)
+      expect(redirect_route).to be_persisted
+      expect(redirect_route.source).to eq(route.source)
+      expect(redirect_route.path).to eq('foo')
+    end
+  end
+
+  describe '#delete_conflicting_redirects' do
+    context 'when a redirect route with the same path exists' do
+      let!(:redirect1) { route.create_redirect(route.path) }
+
+      it 'deletes the redirect' do
+        route.delete_conflicting_redirects
+        expect(route.conflicting_redirects).to be_empty
+      end
+
+      context 'when redirect routes with paths descending from the route path exists' do
+        let!(:redirect2) { route.create_redirect("#{route.path}/foo") }
+        let!(:redirect3) { route.create_redirect("#{route.path}/foo/bar") }
+        let!(:redirect4) { route.create_redirect("#{route.path}/baz/quz") }
+        let!(:other_redirect) { route.create_redirect("other") }
+
+        it 'deletes all redirects with paths that descend from the route path' do
+          route.delete_conflicting_redirects
+          expect(route.conflicting_redirects).to be_empty
+        end
+      end
+    end
+  end
+
+  describe '#conflicting_redirects' do
+    context 'when a redirect route with the same path exists' do
+      let!(:redirect1) { route.create_redirect(route.path) }
+
+      it 'returns the redirect route' do
+        expect(route.conflicting_redirects).to be_an(ActiveRecord::Relation)
+        expect(route.conflicting_redirects).to match_array([redirect1])
+      end
+
+      context 'when redirect routes with paths descending from the route path exists' do
+        let!(:redirect2) { route.create_redirect("#{route.path}/foo") }
+        let!(:redirect3) { route.create_redirect("#{route.path}/foo/bar") }
+        let!(:redirect4) { route.create_redirect("#{route.path}/baz/quz") }
+        let!(:other_redirect) { route.create_redirect("other") }
+
+        it 'returns the redirect routes' do
+          expect(route.conflicting_redirects).to be_an(ActiveRecord::Relation)
+          expect(route.conflicting_redirects).to match_array([redirect1, redirect2, redirect3, redirect4])
+        end
+      end
     end
   end
 end