Function TestBoolFlagTerminator

command_test.go:5177–5252

TestBoolFlagTerminator tests the bool flag

(t *testing.T)

// TestBoolFlagTerminator tests the bool flag
func TestBoolFlagTerminator(t *testing.T) {
	tests := []struct {
		name         string
		input        []string
		expectFlag   bool
		expectArgs   []string
		expectErr    bool
		errorContain string
	}{
		/*{
			name:         "bool flag with invalid non-bool value",
			input:        []string{"test", "--flag", "x", "--", "test", "a1", "a2", "a3"},
			expectErr:    true,
			errorContain: "invalid syntax",
		},*/
		{
			name:       "bool flag omitted value defaults to true",
			input:      []string{"test", "--flag", "--", "x"},
			expectFlag: true,
			expectArgs: []string{"x"},
		},
		{
			name:       "bool flag explicitly set to false",
			input:      []string{"test", "--flag=false", "--", "x"},
			expectFlag: false,
			expectArgs: []string{"x"},
		},
		{
			name:       "bool flag defined after --",
			input:      []string{"test", "--", "x", "--flag=true"},
			expectFlag: false,
			expectArgs: []string{"x", "--flag=true"},
		},
		{
			name:       "bool flag and without --",
			input:      []string{"test", "--flag=true", "x"},
			expectFlag: true,
			expectArgs: []string{"x"},
		},
	}

	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			var flagVal bool
			var argsVal []string

			// build minimal command with a BoolFlag "flag"
			cmd := &Command{
				Name: "test",
				Flags: []Flag{
					&BoolFlag{
						Name:        "flag",
						Usage:       "a bool flag",
						Destination: &flagVal,
					},
				},
				Action: func(ctx context.Context, c *Command) error {
					argsVal = c.Args().Slice()