moz-skia/tests/RefDictTest.cpp

75 строки
2.5 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "SkRefDict.h"
class TestRC : public SkRefCnt {
public:
SK_DECLARE_INST_COUNT(TestRC)
private:
typedef SkRefCnt INHERITED;
};
DEF_TEST(RefDict, reporter) {
TestRC data0, data1;
SkRefDict dict;
REPORTER_ASSERT(reporter, NULL == dict.find(NULL));
REPORTER_ASSERT(reporter, NULL == dict.find("foo"));
REPORTER_ASSERT(reporter, NULL == dict.find("bar"));
dict.set("foo", &data0);
REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
REPORTER_ASSERT(reporter, 2 == data0.getRefCnt());
dict.set("foo", &data0);
REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
REPORTER_ASSERT(reporter, 2 == data0.getRefCnt());
dict.set("foo", &data1);
REPORTER_ASSERT(reporter, &data1 == dict.find("foo"));
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
REPORTER_ASSERT(reporter, 2 == data1.getRefCnt());
dict.set("foo", NULL);
REPORTER_ASSERT(reporter, NULL == dict.find("foo"));
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
REPORTER_ASSERT(reporter, 1 == data1.getRefCnt());
dict.set("foo", &data0);
dict.set("bar", &data1);
REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
REPORTER_ASSERT(reporter, &data1 == dict.find("bar"));
REPORTER_ASSERT(reporter, 2 == data0.getRefCnt());
REPORTER_ASSERT(reporter, 2 == data1.getRefCnt());
dict.set("foo", &data1);
REPORTER_ASSERT(reporter, &data1 == dict.find("foo"));
REPORTER_ASSERT(reporter, &data1 == dict.find("bar"));
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
REPORTER_ASSERT(reporter, 3 == data1.getRefCnt());
dict.removeAll();
REPORTER_ASSERT(reporter, NULL == dict.find("foo"));
REPORTER_ASSERT(reporter, NULL == dict.find("bar"));
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
REPORTER_ASSERT(reporter, 1 == data1.getRefCnt());
{
SkRefDict d;
REPORTER_ASSERT(reporter, NULL == d.find("foo"));
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
d.set("foo", &data0);
REPORTER_ASSERT(reporter, &data0 == d.find("foo"));
REPORTER_ASSERT(reporter, 2 == data0.getRefCnt());
// let d go out of scope still with a ref on data0
}
// be sure d's destructor lowered data0's owner count back to 1
REPORTER_ASSERT(reporter, 1 == data0.getRefCnt());
}