1 files changed, 67 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/mutations/alert_management/prometheus_integration/create_spec.rb b/spec/requests/api/graphql/mutations/alert_management/prometheus_integration/create_spec.rb
new file mode 100644
index 00000000000..0ef61ae0d5b
--- /dev/null
+++ b/spec/requests/api/graphql/mutations/alert_management/prometheus_integration/create_spec.rb
@@ -0,0 +1,67 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'Creating a new Prometheus Integration' do
+  include GraphqlHelpers
+
+  let_it_be(:current_user) { create(:user) }
+  let_it_be(:project) { create(:project) }
+  let(:variables) do
+    {
+      project_path: project.full_path,
+      active: false,
+      api_url: 'https://prometheus-url.com'
+    }
+  end
+
+  let(:mutation) do
+    graphql_mutation(:prometheus_integration_create, variables) do
+      <<~QL
+         clientMutationId
+         errors
+         integration {
+           id
+           type
+           name
+           active
+           token
+           url
+           apiUrl
+         }
+      QL
+    end
+  end
+
+  let(:mutation_response) { graphql_mutation_response(:prometheus_integration_create) }
+
+  before do
+    project.add_maintainer(current_user)
+  end
+
+  it 'creates a new integration' do
+    post_graphql_mutation(mutation, current_user: current_user)
+
+    new_integration = ::PrometheusService.last!
+    integration_response = mutation_response['integration']
+
+    expect(response).to have_gitlab_http_status(:success)
+    expect(integration_response['id']).to eq(GitlabSchema.id_from_object(new_integration).to_s)
+    expect(integration_response['type']).to eq('PROMETHEUS')
+    expect(integration_response['name']).to eq(new_integration.title)
+    expect(integration_response['active']).to eq(new_integration.manual_configuration?)
+    expect(integration_response['token']).to eq(new_integration.project.alerting_setting.token)
+    expect(integration_response['url']).to eq("http://localhost/#{project.full_path}/prometheus/alerts/notify.json")
+    expect(integration_response['apiUrl']).to eq(new_integration.api_url)
+  end
+
+  [:project_path, :active, :api_url].each do |argument|
+    context "without required argument #{argument}" do
+      before do
+        variables.delete(argument)
+      end
+
+      it_behaves_like 'an invalid argument to the mutation', argument_name: argument
+    end
+  end
+end