1 files changed, 34 insertions, 1 deletions
diff --git a/spec/models/issue_assignee_spec.rb b/spec/models/issue_assignee_spec.rb
index 2d59ba15101..df8e91cd133 100644
--- a/spec/models/issue_assignee_spec.rb
+++ b/spec/models/issue_assignee_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-describe IssueAssignee do
+RSpec.describe IssueAssignee do
   let(:issue) { create(:issue) }
 
   subject { issue.issue_assignees.build(assignee: create(:user)) }
@@ -15,4 +15,37 @@ describe IssueAssignee do
   describe 'validations' do
     it { is_expected.to validate_uniqueness_of(:assignee).scoped_to(:issue_id) }
   end
+
+  describe 'scopes' do
+    let_it_be(:user) { create(:user) }
+    let_it_be(:project) { create(:project) }
+    let_it_be(:project_issue) { create(:issue, project: project, assignee_ids: [user.id]) }
+
+    before do
+      issue.update!(assignee_ids: [user.id])
+    end
+
+    context 'in_projects' do
+      it 'returns issue assignees for given project' do
+        expect(IssueAssignee.count).to eq 2
+
+        assignees = IssueAssignee.in_projects([project])
+
+        expect(assignees.count).to eq 1
+        expect(assignees.first.user_id).to eq project_issue.issue_assignees.first.user_id
+        expect(assignees.first.issue_id).to eq project_issue.issue_assignees.first.issue_id
+      end
+    end
+
+    context 'on_issues' do
+      it 'returns issue assignees for given issues' do
+        expect(IssueAssignee.count).to eq 2
+
+        assignees = IssueAssignee.on_issues([project_issue])
+
+        expect(assignees.count).to eq 1
+        expect(assignees.first.issue_id).to eq project_issue.issue_assignees.first.issue_id
+      end
+    end
+  end
 end