package client // import "github.com/docker/docker/client" import ( "bytes" "context" "encoding/json" "fmt" "io/ioutil" "net/http" "reflect" "strings" "testing" "github.com/docker/docker/api/types" "github.com/docker/docker/errdefs" "github.com/pkg/errors" ) func TestImageInspectError(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), } _, _, err := client.ImageInspectWithRaw(context.Background(), "nothing") if err == nil || err.Error() != "Error response from daemon: Server error" { t.Fatalf("expected a Server Error, got %v", err) } if !errdefs.IsSystem(err) { t.Fatalf("expected a Server Error, got %T", err) } } func TestImageInspectImageNotFound(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusNotFound, "Server error")), } _, _, err := client.ImageInspectWithRaw(context.Background(), "unknown") if err == nil || !IsErrNotFound(err) { t.Fatalf("expected an imageNotFound error, got %v", err) } } func TestImageInspectWithEmptyID(t *testing.T) { client := &Client{ client: newMockClient(func(req *http.Request) (*http.Response, error) { return nil, errors.New("should not make request") }), } _, _, err := client.ImageInspectWithRaw(context.Background(), "") if !IsErrNotFound(err) { t.Fatalf("Expected NotFoundError, got %v", err) } } func TestImageInspect(t *testing.T) { expectedURL := "/images/image_id/json" expectedTags := []string{"tag1", "tag2"} client := &Client{ client: newMockClient(func(req *http.Request) (*http.Response, error) { if !strings.HasPrefix(req.URL.Path, expectedURL) { return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL) } content, err := json.Marshal(types.ImageInspect{ ID: "image_id", RepoTags: expectedTags, }) if err != nil { return nil, err } return &http.Response{ StatusCode: http.StatusOK, Body: ioutil.NopCloser(bytes.NewReader(content)), }, nil }), } imageInspect, _, err := client.ImageInspectWithRaw(context.Background(), "image_id") if err != nil { t.Fatal(err) } if imageInspect.ID != "image_id" { t.Fatalf("expected `image_id`, got %s", imageInspect.ID) } if !reflect.DeepEqual(imageInspect.RepoTags, expectedTags) { t.Fatalf("expected `%v`, got %v", expectedTags, imageInspect.RepoTags) } }