Function TestGetGoObject

class_test.go:814–870

TestGetGoObject tests retrieving Go objects from JS instances

(t *testing.T)

// TestGetGoObject tests retrieving Go objects from JS instances
func TestGetGoObject(t *testing.T) {
	rt := NewRuntime()
	defer rt.Close()

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

	// Create and register Point class
	pointConstructor, _ := createPointClass(context)
	if pointConstructor.IsException() {
		defer pointConstructor.Free()
		err := context.Exception()
		t.Fatalf("Failed to create Point class: %v", err)
	}

	// Register Point class globally
	// Note: Globals will manage the memory automatically
	context.Globals().Set("Point", pointConstructor)

	// Create test instance
	instance := context.Eval(`new Point(3.14, 2.71)`)
	defer instance.Free()
	if instance.IsException() {
		err := context.Exception()
		t.Fatalf("Failed to create test instance: %v", err)
	}

	// Use GetGoObject to retrieve Go object
	obj, err := instance.GetGoObject()
	if err != nil {
		t.Fatalf("Failed to get instance data: %v", err)
	}

	point, ok := obj.(*Point)
	if !ok {
		t.Fatalf("Expected *Point, got %T", obj)
	}

	if point.X != 3.14 || point.Y != 2.71 {
		t.Errorf("Expected Point(3.14, 2.71), got Point(%f, %f)", point.X, point.Y)
	}

	// Test GetGoObject via Context method again for consistency
	obj2, err := instance.GetGoObject()
	if err != nil {
		t.Fatalf("Failed to get instance data via context: %v", err)
	}

	point2, ok := obj2.(*Point)
	if !ok {
		t.Fatalf("Expected *Point, got %T", obj2)
	}

	if point2.X != 3.14 || point2.Y != 2.71 {
		t.Errorf("Expected Point(3.14, 2.71), got Point(%f, %f)", point2.X, point2.Y)
	}
}