Function TestBuiltin_EnableBuiltin

builtin/builtin_test.go:511–537

(t *testing.T)

}

func TestBuiltin_EnableBuiltin(t *testing.T) {
	t.Run("via env", func(t *testing.T) {
		env := map[string]any{
			"repeat": func() string { return "repeat" },
		}
		program, err := expr.Compile(`len(repeat())`, expr.Env(env), expr.DisableAllBuiltins(), expr.EnableBuiltin("len"))
		require.NoError(t, err)

		out, err := expr.Run(program, env)
		require.NoError(t, err)
		assert.Equal(t, 6, out)
	})
	t.Run("via expr.Function", func(t *testing.T) {
		fn := expr.Function("repeat",
			func(params ...any) (any, error) {
				return "repeat", nil
			},
			new(func() string),
		)
		program, err := expr.Compile(`len(repeat())`, fn, expr.DisableAllBuiltins(), expr.EnableBuiltin("len"))
		require.NoError(t, err)

		out, err := expr.Run(program, nil)
		require.NoError(t, err)
		assert.Equal(t, 6, out)
	})
}

func TestBuiltin_type(t *testing.T) {
	type Foo struct{}