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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "common_test.h"
#include "reference_table.h"
namespace art {
class ReferenceTableTest : public CommonTest {
};
TEST_F(ReferenceTableTest, Basics) {
ScopedObjectAccess soa(Thread::Current());
Object* o1 = String::AllocFromModifiedUtf8("hello");
Object* o2 = ShortArray::Alloc(0);
ReferenceTable rt("test", 0, 4);
std::ostringstream oss1;
rt.Dump(oss1);
EXPECT_TRUE(oss1.str().find("(empty)") != std::string::npos) << oss1.str();
EXPECT_EQ(0U, rt.Size());
rt.Remove(NULL);
EXPECT_EQ(0U, rt.Size());
rt.Remove(o1);
EXPECT_EQ(0U, rt.Size());
rt.Add(o1);
EXPECT_EQ(1U, rt.Size());
rt.Add(o2);
EXPECT_EQ(2U, rt.Size());
rt.Add(o2);
EXPECT_EQ(3U, rt.Size());
std::ostringstream oss2;
rt.Dump(oss2);
EXPECT_TRUE(oss2.str().find("Last 3 entries (of 3):") != std::string::npos) << oss2.str();
EXPECT_TRUE(oss2.str().find("1 of java.lang.String") != std::string::npos) << oss2.str();
EXPECT_TRUE(oss2.str().find("2 of short[] (1 unique instances)") != std::string::npos) << oss2.str();
rt.Remove(o1);
EXPECT_EQ(2U, rt.Size());
rt.Remove(o2);
EXPECT_EQ(1U, rt.Size());
rt.Remove(o2);
EXPECT_EQ(0U, rt.Size());
}
} // namespace art