package client import ( "bytes" "encoding/json" "fmt" "io/ioutil" "net/http" "strings" "testing" "github.com/docker/docker/api/types/container" "golang.org/x/net/context" ) func TestContainerCreateError(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), } _, err := client.ContainerCreate(context.Background(), nil, nil, nil, "nothing") if err == nil || err.Error() != "Error response from daemon: Server error" { t.Fatalf("expected a Server Error, got %v", err) } // 404 doesn't automagitally means an unknown image client = &Client{ client: newMockClient(errorMock(http.StatusNotFound, "Server error")), } _, err = client.ContainerCreate(context.Background(), nil, nil, nil, "nothing") if err == nil || err.Error() != "Error response from daemon: Server error" { t.Fatalf("expected a Server Error, got %v", err) } } func TestContainerCreateImageNotFound(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusNotFound, "No such image")), } _, err := client.ContainerCreate(context.Background(), &container.Config{Image: "unknown_image"}, nil, nil, "unknown") if err == nil || !IsErrImageNotFound(err) { t.Fatalf("expected an imageNotFound error, got %v", err) } } func TestContainerCreateWithName(t *testing.T) { expectedURL := "/containers/create" 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) } name := req.URL.Query().Get("name") if name != "container_name" { return nil, fmt.Errorf("container name not set in URL query properly. Expected `container_name`, got %s", name) } b, err := json.Marshal(container.ContainerCreateCreatedBody{ ID: "container_id", }) if err != nil { return nil, err } return &http.Response{ StatusCode: http.StatusOK, Body: ioutil.NopCloser(bytes.NewReader(b)), }, nil }), } r, err := client.ContainerCreate(context.Background(), nil, nil, nil, "container_name") if err != nil { t.Fatal(err) } if r.ID != "container_id" { t.Fatalf("expected `container_id`, got %s", r.ID) } }