1 files changed, 81 insertions, 0 deletions
diff --git a/spec/graphql/resolvers/projects/jira_projects_resolver_spec.rb b/spec/graphql/resolvers/projects/jira_projects_resolver_spec.rb
new file mode 100644
index 00000000000..364e2aa6ca8
--- /dev/null
+++ b/spec/graphql/resolvers/projects/jira_projects_resolver_spec.rb
@@ -0,0 +1,81 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Resolvers::Projects::JiraProjectsResolver do
+  include GraphqlHelpers
+
+  describe '#resolve' do
+    let_it_be(:user) { create(:user) }
+    let_it_be(:project) { create(:project) }
+
+    shared_examples 'no project service access' do
+      it 'raises error' do
+        expect do
+          resolve_jira_projects
+        end.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+      end
+    end
+
+    context 'when project has no jira service' do
+      let_it_be(:jira_service) { nil }
+
+      context 'when user is a maintainer' do
+        before do
+          project.add_maintainer(user)
+        end
+
+        it_behaves_like 'no project service access'
+      end
+    end
+
+    context 'when project has jira service' do
+      let(:jira_service) { create(:jira_service, project: project) }
+
+      context 'when user is a developer' do
+        before do
+          project.add_developer(user)
+        end
+
+        it_behaves_like 'no project service access'
+      end
+
+      context 'when user is a maintainer' do
+        before do
+          project.add_maintainer(user)
+        end
+
+        context 'when Jira connection is valid' do
+          include_context 'jira projects request context'
+
+          it 'returns jira projects' do
+            jira_projects = resolve_jira_projects
+            project_keys = jira_projects.map(&:key)
+            project_names = jira_projects.map(&:name)
+            project_ids = jira_projects.map(&:id)
+
+            expect(jira_projects.size).to eq 2
+            expect(project_keys).to eq(%w(EX ABC))
+            expect(project_names).to eq(%w(Example Alphabetical))
+            expect(project_ids).to eq(%w(10000 10001))
+          end
+        end
+
+        context 'when Jira connection is not valid' do
+          before do
+            WebMock.stub_request(:get, 'https://jira.example.com/rest/api/2/project/search?maxResults=50&query=&startAt=0')
+              .to_raise(JIRA::HTTPError.new(double(message: 'Some failure.')))
+          end
+
+          it 'raises failure error' do
+            expect { resolve_jira_projects }.to raise_error('Jira request error: Some failure.')
+          end
+        end
+      end
+    end
+  end
+
+  def resolve_jira_projects(args = {}, context = { current_user: user })
+    resolve(described_class, obj: jira_service, args: args, ctx: context)
+  end
+end