| package builder |
| |
| import ( |
| "io/ioutil" |
| "os" |
| "path/filepath" |
| "testing" |
| ) |
| |
| const ( |
| dockerfileContents = "FROM busybox" |
| dockerignoreFilename = ".dockerignore" |
| testfileContents = "test" |
| ) |
| |
| // createTestTempDir creates a temporary directory for testing. |
| // It returns the created path and a cleanup function which is meant to be used as deferred call. |
| // When an error occurs, it terminates the test. |
| func createTestTempDir(t *testing.T, dir, prefix string) (string, func()) { |
| path, err := ioutil.TempDir(dir, prefix) |
| |
| if err != nil { |
| t.Fatalf("Error when creating directory %s with prefix %s: %s", dir, prefix, err) |
| } |
| |
| return path, func() { |
| err = os.RemoveAll(path) |
| |
| if err != nil { |
| t.Fatalf("Error when removing directory %s: %s", path, err) |
| } |
| } |
| } |
| |
| // createTestTempSubdir creates a temporary directory for testing. |
| // It returns the created path but doesn't provide a cleanup function, |
| // so createTestTempSubdir should be used only for creating temporary subdirectories |
| // whose parent directories are properly cleaned up. |
| // When an error occurs, it terminates the test. |
| func createTestTempSubdir(t *testing.T, dir, prefix string) string { |
| path, err := ioutil.TempDir(dir, prefix) |
| |
| if err != nil { |
| t.Fatalf("Error when creating directory %s with prefix %s: %s", dir, prefix, err) |
| } |
| |
| return path |
| } |
| |
| // createTestTempFile creates a temporary file within dir with specific contents and permissions. |
| // When an error occurs, it terminates the test |
| func createTestTempFile(t *testing.T, dir, filename, contents string, perm os.FileMode) string { |
| filePath := filepath.Join(dir, filename) |
| err := ioutil.WriteFile(filePath, []byte(contents), perm) |
| |
| if err != nil { |
| t.Fatalf("Error when creating %s file: %s", filename, err) |
| } |
| |
| return filePath |
| } |