Fix and improve spec/controllers/autocomplete_controller_spec.rb

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/controllers/autocomplete_controller_spec.rb

 require 'spec_helper'
 
 describe AutocompleteController do
-  let!(:project) { create(:project) }
-  let!(:user) { create(:user) }
+  let(:project) { create(:project) }
+  let(:user) { project.owner }
 
   context 'GET users' do
     let!(:user2) { create(:user) }
@@ -11,7 +11,6 @@ describe AutocompleteController do
     context 'project members' do
       before do
         sign_in(user)
-        project.add_master(user)
       end
 
       describe 'GET #users with project ID' do
@@ -19,11 +18,11 @@ describe AutocompleteController do
           get(:users, project_id: project.id)
         end
 
-        let(:body) { JSON.parse(response.body) }
-
-        it { expect(body).to be_kind_of(Array) }
-        it { expect(body.size).to eq 2 }
-        it { expect(body.map { |u| u["username"] }).to include(user.username) }
+        it 'returns the project members' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(1)
+          expect(json_response.map { |u| u["username"] }).to include(user.username)
+        end
       end
 
       describe 'GET #users with unknown project' do
@@ -39,20 +38,20 @@ describe AutocompleteController do
       let(:group) { create(:group) }
 
       before do
-        sign_in(user)
         group.add_owner(user)
+        sign_in(user)
       end
 
-      let(:body) { JSON.parse(response.body) }
-
       describe 'GET #users with group ID' do
         before do
           get(:users, group_id: group.id)
         end
 
-        it { expect(body).to be_kind_of(Array) }
-        it { expect(body.size).to eq 1 }
-        it { expect(body.first["username"]).to eq user.username }
+        it 'returns the group members' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(1)
+          expect(json_response.first["username"]).to eq user.username
+        end
       end
 
       describe 'GET #users with unknown group ID' do
@@ -65,23 +64,22 @@ describe AutocompleteController do
     end
 
     context 'non-member login for public project' do
-      let!(:project) { create(:project, :public) }
+      let(:project) { create(:project, :public) }
 
       before do
         sign_in(non_member)
-        project.add_master(user)
       end
 
-      let(:body) { JSON.parse(response.body) }
-
       describe 'GET #users with project ID' do
         before do
           get(:users, project_id: project.id, current_user: true)
         end
 
-        it { expect(body).to be_kind_of(Array) }
-        it { expect(body.size).to eq 3 }
-        it { expect(body.map { |u| u['username'] }).to include(user.username, non_member.username) }
+        it 'returns the project members and non-members' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(2)
+          expect(json_response.map { |u| u['username'] }).to include(user.username, non_member.username)
+        end
       end
     end
 
@@ -91,10 +89,8 @@ describe AutocompleteController do
         get(:users)
       end
 
-      let(:body) { JSON.parse(response.body) }
-
-      it { expect(body).to be_kind_of(Array) }
-      it { expect(body.size).to eq User.count }
+      it { expect(json_response).to be_kind_of(Array) }
+      it { expect(json_response.size).to eq User.count }
     end
 
     context 'user order' do
@@ -106,7 +102,7 @@ describe AutocompleteController do
         sign_in(user)
         get(:users, search: 'user')
 
-        response_usernames = JSON.parse(response.body).map { |user| user['username']  }
+        response_usernames = json_response.map { |user| user['username']  }
 
         expect(response_usernames.take(3)).to match_array([user.username, reported_user.username, user1.username])
       end
@@ -120,15 +116,12 @@ describe AutocompleteController do
         get(:users, per_page: per_page)
       end
 
-      let(:body) { JSON.parse(response.body) }
-
-      it { expect(body).to be_kind_of(Array) }
-      it { expect(body.size).to eq per_page }
+      it { expect(json_response).to be_kind_of(Array) }
+      it { expect(json_response.size).to eq(per_page) }
     end
 
     context 'unauthenticated user' do
       let(:public_project) { create(:project, :public) }
-      let(:body) { JSON.parse(response.body) }
 
       describe 'GET #users with public project' do
         before do
@@ -136,8 +129,8 @@ describe AutocompleteController do
           get(:users, project_id: public_project.id)
         end
 
-        it { expect(body).to be_kind_of(Array) }
-        it { expect(body.size).to eq 2 }
+        it { expect(json_response).to be_kind_of(Array) }
+        it { expect(json_response.size).to eq 2 }
       end
 
       describe 'GET #users with project' do
@@ -170,8 +163,8 @@ describe AutocompleteController do
           get(:users)
         end
 
-        it { expect(body).to be_kind_of(Array) }
-        it { expect(body.size).to eq 0 }
+        it { expect(json_response).to be_kind_of(Array) }
+        it { expect(json_response).to be_empty }
       end
 
       describe 'GET #users with todo filter' do
@@ -179,14 +172,12 @@ describe AutocompleteController do
           get :users, todo_filter: true
 
           expect(response.status).to eq 200
-          expect(body).to be_kind_of(Array)
+          expect(json_response).to be_kind_of(Array)
         end
       end
     end
 
     context 'author of issuable included' do
-      let(:body) { JSON.parse(response.body) }
-
       context 'authenticated' do
         before do
           sign_in(user)
@@ -195,13 +186,13 @@ describe AutocompleteController do
         it 'includes the author' do
           get(:users, author_id: non_member.id)
 
-          expect(body.first["username"]).to eq non_member.username
+          expect(json_response.first["username"]).to eq non_member.username
         end
 
         it 'rejects non existent user ids' do
           get(:users, author_id: 99999)
 
-          expect(body.collect { |u| u['id'] }).not_to include(99999)
+          expect(json_response.collect { |u| u['id'] }).not_to include(99999)
         end
       end
 
@@ -209,7 +200,7 @@ describe AutocompleteController do
         it 'returns empty result' do
           get(:users, author_id: non_member.id)
 
-          expect(body).to be_empty
+          expect(json_response).to be_empty
         end
       end
     end
@@ -222,10 +213,9 @@ describe AutocompleteController do
       it 'skips the user IDs passed' do
         get(:users, skip_users: [user, user2].map(&:id))
 
-        other_user_ids    = [non_member, project.owner, project.creator].map(&:id)
-        response_user_ids = JSON.parse(response.body).map { |user| user['id'] }
+        response_user_ids = json_response.map { |user| user['id'] }
 
-        expect(response_user_ids).to contain_exactly(*other_user_ids)
+        expect(response_user_ids).to contain_exactly(non_member.id)
       end
     end
   end
@@ -249,17 +239,15 @@ describe AutocompleteController do
           get(:projects, project_id: project.id)
         end
 
-        let(:body) { JSON.parse(response.body) }
+        it 'returns projects' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(2)
 
-        it do
-          expect(body).to be_kind_of(Array)
-          expect(body.size).to eq 2
+          expect(json_response.first['id']).to eq(0)
+          expect(json_response.first['name_with_namespace']).to eq 'No project'
 
-          expect(body.first['id']).to eq 0
-          expect(body.first['name_with_namespace']).to eq 'No project'
-
-          expect(body.last['id']).to eq authorized_project.id
-          expect(body.last['name_with_namespace']).to eq authorized_project.name_with_namespace
+          expect(json_response.last['id']).to eq authorized_project.id
+          expect(json_response.last['name_with_namespace']).to eq authorized_project.name_with_namespace
         end
       end
     end
@@ -275,14 +263,12 @@ describe AutocompleteController do
           get(:projects, project_id: project.id, search: 'rugged')
         end
 
-        let(:body) { JSON.parse(response.body) }
-
-        it do
-          expect(body).to be_kind_of(Array)
-          expect(body.size).to eq 2
+        it 'returns projects' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(2)
 
-          expect(body.last['id']).to eq authorized_search_project.id
-          expect(body.last['name_with_namespace']).to eq authorized_search_project.name_with_namespace
+          expect(json_response.last['id']).to eq authorized_search_project.id
+          expect(json_response.last['name_with_namespace']).to eq authorized_search_project.name_with_namespace
         end
       end
     end
@@ -304,11 +290,9 @@ describe AutocompleteController do
           get(:projects, project_id: project.id)
         end
 
-        let(:body) { JSON.parse(response.body) }
-
-        it do
-          expect(body).to be_kind_of(Array)
-          expect(body.size).to eq 3 # Of a total of 4
+        it 'returns projects' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq 3 # Of a total of 4
         end
       end
     end
@@ -328,11 +312,9 @@ describe AutocompleteController do
           get(:projects, project_id: project.id, offset_id: authorized_project.id)
         end
 
-        let(:body) { JSON.parse(response.body) }
-
-        it do
-          expect(body.detect { |item| item['id'] == 0 }).to be_nil # 'No project' is not there
-          expect(body.detect { |item| item['id'] == authorized_project.id }).to be_nil # Offset project is not there either
+        it 'returns "No project"' do
+          expect(json_response.detect { |item| item['id'] == 0 }).to be_nil # 'No project' is not there
+          expect(json_response.detect { |item| item['id'] == authorized_project.id }).to be_nil # Offset project is not there either
         end
       end
     end
@@ -349,13 +331,10 @@ describe AutocompleteController do
           get(:projects, project_id: project.id)
         end
 
-        let(:body) { JSON.parse(response.body) }
-
-        it do
-          expect(body).to be_kind_of(Array)
-          expect(body.size).to eq 1 # 'No project'
-
-          expect(body.first['id']).to eq 0
+        it 'returns a single "No project"' do
+          expect(json_response).to be_kind_of(Array)
+          expect(json_response.size).to eq(1) # 'No project'
+          expect(json_response.first['id']).to eq 0
         end
       end
     end