Function stubBinaryExtension

pkg/cmd/extension/manager_test.go:1498–1529

Given the path where an extension should be installed and a manifest struct, creates a fake binary extension on disk

(installPath string, bm binManifest)

// Given the path where an extension should be installed and a manifest struct, creates a fake binary extension on disk
func stubBinaryExtension(installPath string, bm binManifest) error {
	if err := os.MkdirAll(installPath, 0755); err != nil {
		return err
	}
	fakeBinaryPath := filepath.Join(installPath, filepath.Base(installPath))
	fb, err := os.OpenFile(fakeBinaryPath, os.O_CREATE, 0755)
	if err != nil {
		return err
	}
	err = fb.Close()
	if err != nil {
		return err
	}

	bs, err := yaml.Marshal(bm)
	if err != nil {
		return fmt.Errorf("failed to serialize manifest: %w", err)
	}

	manifestPath := filepath.Join(installPath, manifestName)

	fm, err := os.OpenFile(manifestPath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
	if err != nil {
		return fmt.Errorf("failed to open manifest for writing: %w", err)
	}
	_, err = fm.Write(bs)
	if err != nil {
		return fmt.Errorf("failed write manifest file: %w", err)
	}

	return fm.Close()
}

func stubExtensionUpdate(updatePath string) error {
	if _, err := os.Stat(updatePath); err == nil {