func TestDockerUnknownPolicyMode(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} e.setPolicyMode("unknown") _, err := e.getDockerImage("not-existing") assert.Error(t, err) }
func TestDockerForNamedImage(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} ac, _ := e.getAuthConfig("test") c.On("PullImage", docker.PullImageOptions{Repository: "test:latest"}, ac). Return(os.ErrNotExist). Once() c.On("PullImage", docker.PullImageOptions{Repository: "tagged:tag"}, ac). Return(os.ErrNotExist). Once() c.On("PullImage", docker.PullImageOptions{Repository: "real@sha"}, ac). Return(os.ErrNotExist). Once() image, err := e.pullDockerImage("test") assert.Error(t, err) assert.Nil(t, image) image, err = e.pullDockerImage("tagged:tag") assert.Error(t, err) assert.Nil(t, image) image, err = e.pullDockerImage("real@sha") assert.Error(t, err) assert.Nil(t, image) }
func TestDockerPolicyModeIfNotPresentForExistingImage(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} e.setPolicyMode(common.DockerPullPolicyIfNotPresent) c.On("InspectImage", "existing"). Return(&docker.Image{}, nil). Once() image, err := e.getDockerImage("existing") assert.NoError(t, err) assert.NotNil(t, image) }
func TestDockerGetImageById(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) c.On("InspectImage", "ID"). Return(&docker.Image{ID: "ID"}, nil). Once() // Use default policy e := executor{client: &c} e.setPolicyMode("") image, err := e.getDockerImage("ID") assert.NoError(t, err) assert.NotNil(t, image) assert.Equal(t, "ID", image.ID) }
func TestDockerPolicyModeAlwaysForExistingImage(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} e.setPolicyMode(common.DockerPullPolicyAlways) c.On("InspectImage", "existing"). Return(&docker.Image{}, nil). Once() ac, _ := e.getAuthConfig("existing") c.On("PullImage", docker.PullImageOptions{Repository: "existing:latest"}, ac). Return(nil). Once() c.On("InspectImage", "existing"). Return(&docker.Image{}, nil). Once() image, err := e.getDockerImage("existing") assert.NoError(t, err) assert.NotNil(t, image) }
func TestDockerPolicyModeNever(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) c.On("InspectImage", "existing"). Return(&docker.Image{}, nil). Once() c.On("InspectImage", "not-existing"). Return(nil, os.ErrNotExist). Once() e := executor{client: &c} e.setPolicyMode(common.DockerPullPolicyNever) image, err := e.getDockerImage("existing") assert.NoError(t, err) assert.NotNil(t, image) image, err = e.getDockerImage("not-existing") assert.Error(t, err) assert.Nil(t, image) }
func TestDockerGetExistingDockerImageIfPullFails(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} e.setPolicyMode(common.DockerPullPolicyAlways) c.On("InspectImage", "to-pull"). Return(&docker.Image{}, nil). Once() ac, _ := e.getAuthConfig("to-pull") c.On("PullImage", docker.PullImageOptions{Repository: "to-pull:latest"}, ac). Return(os.ErrNotExist). Once() image, err := e.getDockerImage("to-pull") assert.NoError(t, err) assert.NotNil(t, image, "Returns existing image") c.On("InspectImage", "not-existing"). Return(nil, os.ErrNotExist). Once() c.On("PullImage", docker.PullImageOptions{Repository: "not-existing:latest"}, ac). Return(os.ErrNotExist). Once() image, err = e.getDockerImage("not-existing") assert.Error(t, err) assert.Nil(t, image, "No existing image") }
func TestDockerPolicyModeIfNotPresentForNotExistingImage(t *testing.T) { var c mocks.Client defer c.AssertExpectations(t) e := executor{client: &c} e.setPolicyMode(common.DockerPullPolicyIfNotPresent) c.On("InspectImage", "not-existing"). Return(nil, os.ErrNotExist). Once() ac, _ := e.getAuthConfig("not-existing") c.On("PullImage", docker.PullImageOptions{Repository: "not-existing:latest"}, ac). Return(nil). Once() c.On("InspectImage", "not-existing"). Return(&docker.Image{}, nil). Once() image, err := e.getDockerImage("not-existing") assert.NoError(t, err) assert.NotNil(t, image) c.On("InspectImage", "not-existing"). Return(&docker.Image{}, nil). Once() // It shouldn't execute the pull for second time image, err = e.getDockerImage("not-existing") assert.NoError(t, err) assert.NotNil(t, image) }