Function TestUserFrom

devcontainer/devcontainer_test.go:271–421

(t *testing.T)

}

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

	t.Run("Image", func(t *testing.T) {
		t.Parallel()
		registry := registrytest.New(t)
		image, err := partial.UncompressedToImage(emptyImage{configFile: &v1.ConfigFile{
			Config: v1.Config{
				User: "example",
			},
		}})
		require.NoError(t, err)

		parsed, err := url.Parse("http://" + registry)
		require.NoError(t, err)
		parsed.Path = "coder/test:latest"
		ref, err := name.ParseReference(strings.TrimPrefix(parsed.String(), "http://"))
		require.NoError(t, err)
		err = remote.Write(ref, image)
		require.NoError(t, err)

		user, err := devcontainer.UserFromImage(ref)
		require.NoError(t, err)
		require.Equal(t, "example", user)
	})

	t.Run("Dockerfile", func(t *testing.T) {
		t.Parallel()
		tests := []struct {
			name    string
			content string
			user    string
		}{
			{
				name:    "Empty",
				content: "FROM scratch",
				user:    "",
			},
			{
				name:    "User",
				content: "FROM scratch\nUSER kyle",
				user:    "kyle",
			},
			{
				name:    "Env with default",
				content: "FROM scratch\nENV MYUSER=maf\nUSER ${MYUSER}",
				user:    "${MYUSER}", // This should be "maf" but the current implementation doesn't support this.
			},
			{
				name:    "Env var with default",
				content: "FROM scratch\nUSER ${MYUSER:-maf}",
				user:    "${MYUSER:-maf}", // This should be "maf" but the current implementation doesn't support this.
			},
			{
				name:    "Arg",
				content: "FROM scratch\nARG MYUSER\nUSER ${MYUSER}",
				user:    "${MYUSER}", // This should be "" or populated but the current implementation doesn't support this.
			},