New Members::DestroyService

This is to ensure we don't send unwanted notifications when deleting a
project. In other words, stop abusing AR callbacks and use services.

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

1 files changed, 43 insertions, 0 deletions

diff --git a/spec/services/members/destroy_service_spec.rb b/spec/services/members/destroy_service_spec.rb
new file mode 100644
index 00000000000..aa002b4bd22
--- /dev/null
+++ b/spec/services/members/destroy_service_spec.rb
@@ -0,0 +1,43 @@
+require 'spec_helper'
+
+describe Members::DestroyService, services: true do
+  let(:user) { create(:user) }
+  let(:project) { create(:project) }
+  let!(:member) { create(:project_member, source: project) }
+
+  context 'when current user cannot destroy the given member' do
+    before do
+      project.team << [user, :developer]
+    end
+
+    it 'does not destroy the member' do
+      expect(destroy_member(member, user)).not_to be_destroyed
+    end
+  end
+
+  context 'when current user can destroy the given member' do
+    before do
+      project.team << [user, :master]
+    end
+
+    it 'destroys the member' do
+      expect(destroy_member(member, user)).to be_destroyed
+    end
+
+    context 'when the given member is a requester' do
+      before do
+        member.update_column(:requested_at, Time.now)
+      end
+
+      it 'calls Member#after_decline_request' do
+        expect_any_instance_of(NotificationService).to receive(:decline_access_request).with(member)
+
+        destroy_member(member, user)
+      end
+    end
+  end
+
+  def destroy_member(member, user)
+    Members::DestroyService.new(member, user).execute
+  end
+end