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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/class_finalizer.h"
#include "platform/assert.h"
#include "vm/symbols.h"
#include "vm/unit_test.h"
namespace dart {
static RawClass* CreateTestClass(const char* name) {
const String& class_name =
String::Handle(Symbols::New(Thread::Current(), name));
const Script& script = Script::Handle();
const Class& cls = Class::Handle(Class::New(
Library::Handle(), class_name, script, TokenPosition::kNoSource));
cls.set_interfaces(Object::empty_array());
cls.SetFunctions(Object::empty_array());
cls.SetFields(Object::empty_array());
return cls.raw();
}
ISOLATE_UNIT_TEST_CASE(ClassFinalizer) {
Zone* zone = thread->zone();
Isolate* isolate = thread->isolate();
ObjectStore* object_store = isolate->object_store();
const GrowableObjectArray& pending_classes =
GrowableObjectArray::Handle(zone, object_store->pending_classes());
GrowableArray<const Class*> classes_1;
classes_1.Add(&Class::Handle(CreateTestClass("BMW")));
pending_classes.Add(*classes_1[0]);
classes_1.Add(&Class::Handle(CreateTestClass("Porsche")));
pending_classes.Add(*classes_1[1]);
GrowableArray<const Class*> classes_2;
classes_2.Add(&Class::ZoneHandle(CreateTestClass("Ferrari")));
pending_classes.Add(*classes_2[0]);
classes_2.Add(&Class::ZoneHandle(CreateTestClass("Fiat")));
pending_classes.Add(*classes_2[1]);
classes_2.Add(&Class::ZoneHandle(CreateTestClass("Alfa")));
pending_classes.Add(*classes_2[2]);
EXPECT(ClassFinalizer::ProcessPendingClasses());
for (int i = 0; i < classes_1.length(); i++) {
EXPECT(classes_1[i]->is_type_finalized());
}
for (int i = 0; i < classes_2.length(); i++) {
EXPECT(classes_2[i]->is_type_finalized());
}
EXPECT(ClassFinalizer::AllClassesFinalized());
EXPECT(ClassFinalizer::ProcessPendingClasses());
}
ISOLATE_UNIT_TEST_CASE(ClassFinalize_Cycles) {
Zone* zone = thread->zone();
Isolate* isolate = thread->isolate();
ObjectStore* object_store = isolate->object_store();
const GrowableObjectArray& pending_classes =
GrowableObjectArray::Handle(zone, object_store->pending_classes());
GrowableArray<const Class*> classes;
classes.Add(&Class::Handle(CreateTestClass("Jungfrau")));
pending_classes.Add(*classes[0]);
classes.Add(&Class::Handle(CreateTestClass("Eiger")));
pending_classes.Add(*classes[1]);
// Create a cycle.
classes[0]->set_super_type(
Type::Handle(Type::NewNonParameterizedType(*classes[1])));
classes[1]->set_super_type(
Type::Handle(Type::NewNonParameterizedType(*classes[0])));
EXPECT(!ClassFinalizer::ProcessPendingClasses());
}
} // namespace dart