Function TestUpdateDetectsLocalImageChange

integration/docker_test.go:151–187

(t *testing.T)

}

func TestUpdateDetectsLocalImageChange(t *testing.T) {
	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)
	defer cancel()

	registryURL := startLocalRegistry(t, ctx)
	imageTag := registryURL + "/update-test:latest"

	buildAndPushImage(t, ctx, imageTag, "v1")

	ns, err := docker.NewNamespace("once-update-test")
	require.NoError(t, err)
	defer ns.Teardown(ctx, true)

	require.NoError(t, ns.EnsureNetwork(ctx))
	require.NoError(t, ns.Proxy().Boot(ctx, getProxyPorts(t)))

	app := deployApp(t, ctx, ns, docker.ApplicationSettings{
		Name:  "updateapp",
		Image: imageTag,
		Host:  "updateapp.localhost",
	})

	firstContainer, err := app.ContainerName(ctx)
	require.NoError(t, err)

	// Build v2 with the same tag. The local tag now points to a newer image
	// than what the running container uses.
	buildAndPushImage(t, ctx, imageTag, "v2")

	changed, err := app.Update(ctx, nil)
	require.NoError(t, err)
	assert.True(t, changed, "Update should detect the newer local image")

	secondContainer, err := app.ContainerName(ctx)
	require.NoError(t, err)
	assert.NotEqual(t, firstContainer, secondContainer, "container should change after update")
}

func TestLargeLabelData(t *testing.T) {
	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)