Added llvm into exceptions as we can't add README.chromium into 3rd party repository
[chromium-blink-merge.git] / base / memory / ref_counted_memory_unittest.cc
blob5bfc1c79a696ee4d663eef85e0a6098c79720c0b
1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "base/memory/ref_counted_memory.h"
7 #include "testing/gtest/include/gtest/gtest.h"
9 namespace base {
11 TEST(RefCountedMemoryUnitTest, RefCountedStaticMemory) {
12 scoped_refptr<RefCountedMemory> mem = new RefCountedStaticMemory(
13 "static mem00", 10);
15 EXPECT_EQ(10U, mem->size());
16 EXPECT_EQ("static mem", std::string(mem->front_as<char>(), mem->size()));
19 TEST(RefCountedMemoryUnitTest, RefCountedBytes) {
20 std::vector<uint8> data;
21 data.push_back(45);
22 data.push_back(99);
23 scoped_refptr<RefCountedMemory> mem = RefCountedBytes::TakeVector(&data);
25 EXPECT_EQ(0U, data.size());
27 EXPECT_EQ(2U, mem->size());
28 EXPECT_EQ(45U, mem->front()[0]);
29 EXPECT_EQ(99U, mem->front()[1]);
31 scoped_refptr<RefCountedMemory> mem2;
33 unsigned char data2[] = { 12, 11, 99 };
34 mem2 = new RefCountedBytes(data2, 3);
36 EXPECT_EQ(3U, mem2->size());
37 EXPECT_EQ(12U, mem2->front()[0]);
38 EXPECT_EQ(11U, mem2->front()[1]);
39 EXPECT_EQ(99U, mem2->front()[2]);
42 TEST(RefCountedMemoryUnitTest, RefCountedString) {
43 std::string s("destroy me");
44 scoped_refptr<RefCountedMemory> mem = RefCountedString::TakeString(&s);
46 EXPECT_EQ(0U, s.size());
48 EXPECT_EQ(10U, mem->size());
49 EXPECT_EQ('d', mem->front()[0]);
50 EXPECT_EQ('e', mem->front()[1]);
53 TEST(RefCountedMemoryUnitTest, RefCountedMallocedMemory) {
54 void* data = malloc(6);
55 memcpy(data, "hello", 6);
57 scoped_refptr<RefCountedMemory> mem = new RefCountedMallocedMemory(data, 6);
59 EXPECT_EQ(6U, mem->size());
60 EXPECT_EQ(0, memcmp("hello", mem->front(), 6));
63 TEST(RefCountedMemoryUnitTest, Equals) {
64 std::string s1("same");
65 scoped_refptr<RefCountedMemory> mem1 = RefCountedString::TakeString(&s1);
67 std::vector<unsigned char> d2;
68 d2.push_back('s');
69 d2.push_back('a');
70 d2.push_back('m');
71 d2.push_back('e');
72 scoped_refptr<RefCountedMemory> mem2 = RefCountedBytes::TakeVector(&d2);
74 EXPECT_TRUE(mem1->Equals(mem2));
76 std::string s3("diff");
77 scoped_refptr<RefCountedMemory> mem3 = RefCountedString::TakeString(&s3);
79 EXPECT_FALSE(mem1->Equals(mem3));
80 EXPECT_FALSE(mem2->Equals(mem3));
83 TEST(RefCountedMemoryUnitTest, EqualsNull) {
84 std::string s("str");
85 scoped_refptr<RefCountedMemory> mem = RefCountedString::TakeString(&s);
86 EXPECT_FALSE(mem->Equals(NULL));
89 } // namespace base