Function TestErrorHandling

class_test.go:933–1072

TestErrorHandling tests error conditions and edge cases

(t *testing.T)

// TestErrorHandling tests error conditions and edge cases
func TestErrorHandling(t *testing.T) {
	rt := NewRuntime()
	defer rt.Close()

	context := rt.NewContext()
	defer context.Close()

	// Test creating class with empty name
	ctor, _ := NewClassBuilder("").
		Constructor(func(ctx *Context, instance *Value, args []*Value) (interface{}, error) {
			return nil, nil
		}).
		Method("getValue", func(ctx *Context, this *Value, args []*Value) *Value {
			return ctx.NewFloat64(0) // Updated: Use NewFloat64()
		}).
		Accessor("y",
			func(ctx *Context, this *Value) *Value { // getter
				obj, err := this.GetGoObject()
				if err != nil {
					return ctx.ThrowError(err)
				}
				point := obj.(*Point)
				return ctx.NewFloat64(point.Y) // Updated: Use NewFloat64()
			},
			func(ctx *Context, this *Value, value *Value) *Value { // setter
				obj, err := this.GetGoObject()
				if err != nil {
					return ctx.ThrowError(err)
				}
				point := obj.(*Point)
				point.Y = value.ToFloat64() // Updated: Use ToFloat64()
				return ctx.NewUndefined()   // Updated: Use NewUndefined()
			}).
		Build(context)
	defer ctor.Free()

	if ctor.IsException() {
		err := context.Exception()
		require.Contains(t, err.Error(), "class name is required")
	}

	// Keep C-layer empty-name failure path covered: "\x00" passes Go non-empty check
	// but becomes empty after C string conversion.
	ctorCEmptyName, _ := NewClassBuilder("\x00").
		Constructor(func(ctx *Context, instance *Value, args []*Value) (interface{}, error) {
			return &Point{X: 0, Y: 0}, nil
		}).
		Method("noop", func(ctx *Context, this *Value, args []*Value) *Value {
			return ctx.NewUndefined()
		}).
		Accessor("x",
			func(ctx *Context, this *Value) *Value {
				return ctx.NewInt32(0)
			},
			func(ctx *Context, this *Value, value *Value) *Value {
				return ctx.NewUndefined()
			}).
		Build(context)