Function TestWrap_Line

errtrace_line_test.go:21–183

Note: The following tests verify the line, and assume that the test names are unique, and that they are the only tests in this file.

(t *testing.T)

// Note: The following tests verify the line, and assume that the
// test names are unique, and that they are the only tests in this file.
func TestWrap_Line(t *testing.T) {
	failed := errors.New("failed")

	tests := []struct {
		name string
		f    func() error
	}{
		{
			name: "return Wrap", // @group
			f: func() error {
				return errtrace.Wrap(failed) // @trace
			},
		},
		{
			name: "Wrap to intermediate and return", // @group
			f: func() (retErr error) {
				wrapped := errtrace.Wrap(failed) // @trace
				return wrapped
			},
		},
		{
			name: "Decorate error after Wrap", // @group
			f: func() (retErr error) {
				wrapped := errtrace.Wrap(failed) // @trace
				return fmt.Errorf("got err: %w", wrapped)
			},
		},
		{
			name: "defer updates errTrace", // @group
			f: func() (retErr error) {
				defer func() {
					retErr = errtrace.Wrap(retErr) // @trace
				}()

				return failed
			},
		},

		// Test error creation helpers.
		{
			name: "New", // @group
			f: func() (retErr error) {
				return errtrace.New("test") // @trace
			},
		},
		{
			name: "Errorf with no error args", // @group
			f: func() (retErr error) {
				return errtrace.Errorf("test %v", 1) // @trace
			},
		},
		{
			name: "Errorf with wrapped error arg", // @group
			f: func() (retErr error) {
				err := errtrace.New("test1")             // @trace
				return errtrace.Errorf("test2: %w", err) // @trace
			},
		},