Function TestSetupTrace

libs/cli/setup_test.go:199–240

(t *testing.T)

}

func TestSetupTrace(t *testing.T) {
	cases := []struct {
		args     []string
		env      map[string]string
		long     bool
		expected string
	}{
		{nil, nil, false, "trace flag = false"},
		{[]string{"--trace"}, nil, true, "trace flag = true"},
		{[]string{"--no-such-flag"}, nil, false, "unknown flag: --no-such-flag"},
		{nil, map[string]string{"DBG_TRACE": "true"}, true, "trace flag = true"},
	}

	for idx, tc := range cases {
		i := strconv.Itoa(idx)
		// test command that store value of foobar in local variable
		trace := &cobra.Command{
			Use: "trace",
			RunE: func(cmd *cobra.Command, args []string) error {
				return fmt.Errorf("trace flag = %t", viper.GetBool(TraceFlag))
			},
		}
		cmd := PrepareBaseCmd(trace, "DBG", "/qwerty/asdfgh") // some missing dir..
		cmd.Exit = func(int) {}

		viper.Reset()
		args := append([]string{cmd.Use}, tc.args...)
		stdout, stderr, err := RunCaptureWithArgs(cmd, args, tc.env)
		require.NotNil(t, err, i)
		require.Equal(t, "", stdout, i)
		require.NotEqual(t, "", stderr, i)
		msg := strings.Split(stderr, "\n")
		desired := fmt.Sprintf("ERROR: %s", tc.expected)
		assert.Equal(t, desired, msg[0], i)
		t.Log(msg)
		if tc.long && assert.True(t, len(msg) > 2, i) {
			// the next line starts the stack trace...
			assert.Contains(t, stderr, "TestSetupTrace", i)
			assert.Contains(t, stderr, "setup_test.go", i)
		}
	}
}