Function Test_InitServices

services_test.go:202–327

(t *testing.T)

}

func Test_InitServices(t *testing.T) {
	t.Parallel()

	t.Run("no-services", func(t *testing.T) {
		app := &App{configured: Config{}}
		require.NotPanics(t, app.initServices)
	})

	t.Run("start/success", func(t *testing.T) {
		// Initialize the app using the struct and defining the state and hooks manually,
		// because we are not checking the shutdown hooks in this test.
		app := &App{
			configured: Config{
				Services: []Service{
					&mockService{name: "dep1"},
					&mockService{name: "dep2"},
				},
			},
			state: newState(),
		}

		app.hooks = newHooks(app)

		require.NotPanics(t, app.initServices)
	})

	t.Run("start/error", func(t *testing.T) {
		// Initialize the app using the struct and defining the state and hooks manually,
		// because we are not checking the shutdown hooks in this test.
		app := &App{
			configured: Config{
				Services: []Service{
					&mockService{name: "dep1", startError: errors.New(startErrorMessage + " 1")},
					&mockService{name: "dep2", startError: errors.New(startErrorMessage + " 2")},
					&mockService{name: "dep3"},
				},
			},
			state: newState(),
		}

		app.hooks = newHooks(app)

		require.Panics(t, app.initServices)
	})

	t.Run("shutdown-hooks/success", func(t *testing.T) {
		// Initialize the app using the New function to verify that the shutdown hooks are registered
		// and the app mutex is not causing a deadlock.
		app := New(Config{
			Services: []Service{&mockService{name: "dep1"}},
		})

		require.NotPanics(t, app.initServices)

		var buf stringsLogger
		log.SetOutput(&buf)

		app.Hooks().executeOnPostShutdownHooks(nil)