Function TestOutput

git/command_test.go:15–66

(t *testing.T)

)

func TestOutput(t *testing.T) {
	tests := []struct {
		name     string
		exitCode int
		stdout   string
		stderr   string
		wantErr  *GitError
	}{
		{
			name:     "successful command",
			stdout:   "hello world",
			stderr:   "",
			exitCode: 0,
			wantErr:  nil,
		},
		{
			name:     "not a repo failure",
			stdout:   "",
			stderr:   "fatal: not a git repository (or any of the parent directories): .git",
			exitCode: 128,
			wantErr: &GitError{
				ExitCode: 128,
				Stderr:   "fatal: not a git repository (or any of the parent directories): .git",
				err:      &exec.ExitError{},
			},
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {

			cmd := Command{
				&exec.Cmd{
					Path: createMockExecutable(t, tt.stdout, tt.stderr, tt.exitCode),
				},
			}

			out, err := cmd.Output()
			if tt.wantErr != nil {
				require.Error(t, err)
				var gitError *GitError
				require.ErrorAs(t, err, &gitError)
				assert.Equal(t, tt.wantErr.ExitCode, gitError.ExitCode)
				assert.Equal(t, tt.wantErr.Stderr, gitError.Stderr)
				assert.Equal(t, tt.wantErr.Error(), gitError.Error())
			} else {
				require.NoError(t, err)
			}
			assert.Equal(t, tt.stdout, string(out))
		})
	}
}

func createMockExecutable(t *testing.T, stdout string, stderr string, exitCode int) string {
	tmpDir := t.TempDir()