package dockerfile // import "github.com/docker/docker/builder/dockerfile" import ( "encoding/json" "io" "runtime" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/backend" "github.com/docker/docker/api/types/container" "github.com/docker/docker/builder" containerpkg "github.com/docker/docker/container" "github.com/docker/docker/image" "github.com/docker/docker/layer" "github.com/docker/docker/pkg/containerfs" "golang.org/x/net/context" ) // MockBackend implements the builder.Backend interface for unit testing type MockBackend struct { containerCreateFunc func(config types.ContainerCreateConfig) (container.ContainerCreateCreatedBody, error) commitFunc func(backend.CommitConfig) (image.ID, error) getImageFunc func(string) (builder.Image, builder.ROLayer, error) makeImageCacheFunc func(cacheFrom []string) builder.ImageCache } func (m *MockBackend) ContainerAttachRaw(cID string, stdin io.ReadCloser, stdout, stderr io.Writer, stream bool, attached chan struct{}) error { return nil } func (m *MockBackend) ContainerCreate(config types.ContainerCreateConfig) (container.ContainerCreateCreatedBody, error) { if m.containerCreateFunc != nil { return m.containerCreateFunc(config) } return container.ContainerCreateCreatedBody{}, nil } func (m *MockBackend) ContainerRm(name string, config *types.ContainerRmConfig) error { return nil } func (m *MockBackend) CommitBuildStep(c backend.CommitConfig) (image.ID, error) { if m.commitFunc != nil { return m.commitFunc(c) } return "", nil } func (m *MockBackend) ContainerKill(containerID string, sig uint64) error { return nil } func (m *MockBackend) ContainerStart(containerID string, hostConfig *container.HostConfig, checkpoint string, checkpointDir string) error { return nil } func (m *MockBackend) ContainerWait(ctx context.Context, containerID string, condition containerpkg.WaitCondition) (<-chan containerpkg.StateStatus, error) { return nil, nil } func (m *MockBackend) ContainerCreateWorkdir(containerID string) error { return nil } func (m *MockBackend) CopyOnBuild(containerID string, destPath string, srcRoot string, srcPath string, decompress bool) error { return nil } func (m *MockBackend) GetImageAndReleasableLayer(ctx context.Context, refOrID string, opts backend.GetImageAndLayerOptions) (builder.Image, builder.ROLayer, error) { if m.getImageFunc != nil { return m.getImageFunc(refOrID) } return &mockImage{id: "theid"}, &mockLayer{}, nil } func (m *MockBackend) MakeImageCache(cacheFrom []string) builder.ImageCache { if m.makeImageCacheFunc != nil { return m.makeImageCacheFunc(cacheFrom) } return nil } func (m *MockBackend) CreateImage(config []byte, parent string) (builder.Image, error) { return nil, nil } type mockImage struct { id string config *container.Config } func (i *mockImage) ImageID() string { return i.id } func (i *mockImage) RunConfig() *container.Config { return i.config } func (i *mockImage) OperatingSystem() string { return runtime.GOOS } func (i *mockImage) MarshalJSON() ([]byte, error) { type rawImage mockImage return json.Marshal(rawImage(*i)) } type mockImageCache struct { getCacheFunc func(parentID string, cfg *container.Config) (string, error) } func (mic *mockImageCache) GetCache(parentID string, cfg *container.Config) (string, error) { if mic.getCacheFunc != nil { return mic.getCacheFunc(parentID, cfg) } return "", nil } type mockLayer struct{} func (l *mockLayer) Release() error { return nil } func (l *mockLayer) NewRWLayer() (builder.RWLayer, error) { return &mockRWLayer{}, nil } func (l *mockLayer) DiffID() layer.DiffID { return layer.DiffID("abcdef") } type mockRWLayer struct { } func (l *mockRWLayer) Release() error { return nil } func (l *mockRWLayer) Commit() (builder.ROLayer, error) { return nil, nil } func (l *mockRWLayer) Root() containerfs.ContainerFS { return nil }