Merge branch 'rc-improve-members-destroy-service' into 'master'

Improve `Members::DestroyService`

Part of #21979.

See merge request !6267

1 files changed, 78 insertions, 37 deletions

diff --git a/spec/services/members/destroy_service_spec.rb b/spec/services/members/destroy_service_spec.rb
index 2395445e7fd..9995f3488af 100644
--- a/spec/services/members/destroy_service_spec.rb
+++ b/spec/services/members/destroy_service_spec.rb
@@ -2,70 +2,111 @@ require 'spec_helper'
 
 describe Members::DestroyService, services: true do
   let(:user) { create(:user) }
-  let(:project) { create(:project) }
-  let!(:member) { create(:project_member, source: project) }
+  let(:member_user) { create(:user) }
+  let(:project) { create(:project, :public) }
+  let(:group) { create(:group, :public) }
 
-  context 'when member is nil' do
-    before do
-      project.team << [user, :developer]
+  shared_examples 'a service raising ActiveRecord::RecordNotFound' do
+    it 'raises ActiveRecord::RecordNotFound' do
+      expect { described_class.new(source, user, params).execute }.to raise_error(ActiveRecord::RecordNotFound)
     end
+  end
 
-    it 'does not destroy the member' do
-      expect { destroy_member(nil, user) }.to raise_error(Gitlab::Access::AccessDeniedError)
+  shared_examples 'a service raising Gitlab::Access::AccessDeniedError' do
+    it 'raises Gitlab::Access::AccessDeniedError' do
+      expect { described_class.new(source, user, params).execute }.to raise_error(Gitlab::Access::AccessDeniedError)
     end
   end
 
-  context 'when current user cannot destroy the given member' do
-    before do
-      project.team << [user, :developer]
+  shared_examples 'a service destroying a member' do
+    it 'destroys the member' do
+      expect { described_class.new(source, user, params).execute }.to change { source.members.count }.by(-1)
+    end
+
+    context 'when the given member is an access requester' do
+      before do
+        source.members.find_by(user_id: member_user).destroy
+        source.request_access(member_user)
+      end
+      let(:access_requester) { source.requesters.find_by(user_id: member_user) }
+
+      it_behaves_like 'a service raising ActiveRecord::RecordNotFound'
+
+      %i[requesters all].each do |scope|
+        context "and #{scope} scope is passed" do
+          it 'destroys the access requester' do
+            expect { described_class.new(source, user, params).execute(scope) }.to change { source.requesters.count }.by(-1)
+          end
+
+          it 'calls Member#after_decline_request' do
+            expect_any_instance_of(NotificationService).to receive(:decline_access_request).with(access_requester)
+
+            described_class.new(source, user, params).execute(scope)
+          end
+
+          context 'when current user is the member' do
+            it 'does not call Member#after_decline_request' do
+              expect_any_instance_of(NotificationService).not_to receive(:decline_access_request).with(access_requester)
+
+              described_class.new(source, member_user, params).execute(scope)
+            end
+          end
+        end
+      end
     end
+  end
+
+  context 'when no member are found' do
+    let(:params) { { user_id: 42 } }
 
-    it 'does not destroy the member' do
-      expect { destroy_member(member, user) }.to raise_error(Gitlab::Access::AccessDeniedError)
+    it_behaves_like 'a service raising ActiveRecord::RecordNotFound' do
+      let(:source) { project }
+    end
+
+    it_behaves_like 'a service raising ActiveRecord::RecordNotFound' do
+      let(:source) { group }
     end
   end
 
-  context 'when current user can destroy the given member' do
+  context 'when a member is found' do
     before do
-      project.team << [user, :master]
+      project.team << [member_user, :developer]
+      group.add_developer(member_user)
     end
+    let(:params) { { user_id: member_user.id } }
 
-    it 'destroys the member' do
-      destroy_member(member, user)
+    context 'when current user cannot destroy the given member' do
+      it_behaves_like 'a service raising Gitlab::Access::AccessDeniedError' do
+        let(:source) { project }
+      end
 
-      expect(member).to be_destroyed
+      it_behaves_like 'a service raising Gitlab::Access::AccessDeniedError' do
+        let(:source) { group }
+      end
     end
 
-    context 'when the given member is a requester' do
+    context 'when current user can destroy the given member' do
       before do
-        member.update_column(:requested_at, Time.now)
+        project.team << [user, :master]
+        group.add_owner(user)
       end
 
-      it 'calls Member#after_decline_request' do
-        expect_any_instance_of(NotificationService).to receive(:decline_access_request).with(member)
-
-        destroy_member(member, user)
+      it_behaves_like 'a service destroying a member' do
+        let(:source) { project }
       end
 
-      context 'when current user is the member' do
-        it 'does not call Member#after_decline_request' do
-          expect_any_instance_of(NotificationService).not_to receive(:decline_access_request).with(member)
-
-          destroy_member(member, member.user)
-        end
+      it_behaves_like 'a service destroying a member' do
+        let(:source) { group }
       end
 
-      context 'when current user is the member and ' do
-        it 'does not call Member#after_decline_request' do
-          expect_any_instance_of(NotificationService).not_to receive(:decline_access_request).with(member)
+      context 'when given a :id' do
+        let(:params) { { id: project.members.find_by!(user_id: user.id).id } }
 
-          destroy_member(member, member.user)
+        it 'destroys the member' do
+          expect { described_class.new(project, user, params).execute }.
+            to change { project.members.count }.by(-1)
         end
       end
     end
   end
-
-  def destroy_member(member, user)
-    Members::DestroyService.new(member, user).execute
-  end
 end