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| 1 // Copyright 2013 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. | |
| 4 | |
| 5 #include "chrome/browser/nacl_host/pnacl_translation_cache.h" | |
| 6 | |
| 7 #include "base/files/file_path.h" | |
| 8 #include "base/files/scoped_temp_dir.h" | |
| 9 #include "base/message_loop/message_loop.h" | |
| 10 #include "base/run_loop.h" | |
| 11 #include "components/nacl/common/pnacl_types.h" | |
| 12 #include "content/public/browser/browser_thread.h" | |
| 13 #include "content/public/test/test_browser_thread_bundle.h" | |
| 14 #include "net/base/io_buffer.h" | |
| 15 #include "net/base/test_completion_callback.h" | |
| 16 #include "testing/gtest/include/gtest/gtest.h" | |
| 17 | |
| 18 using content::BrowserThread; | |
| 19 using base::FilePath; | |
| 20 | |
| 21 namespace pnacl { | |
| 22 | |
| 23 const int kTestDiskCacheSize = 16 * 1024 * 1024; | |
| 24 | |
| 25 class PnaclTranslationCacheTest : public testing::Test { | |
| 26 protected: | |
| 27 PnaclTranslationCacheTest() | |
| 28 : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP) {} | |
| 29 virtual ~PnaclTranslationCacheTest() {} | |
| 30 virtual void SetUp() { cache_.reset(new PnaclTranslationCache()); } | |
| 31 virtual void TearDown() { | |
| 32 // The destructor of PnaclTranslationCacheWriteEntry posts a task to the IO | |
| 33 // thread to close the backend cache entry. We want to make sure the entries | |
| 34 // are closed before we delete the backend (and in particular the destructor | |
| 35 // for the memory backend has a DCHECK to verify this), so we run the loop | |
| 36 // here to ensure the task gets processed. | |
| 37 base::RunLoop().RunUntilIdle(); | |
| 38 cache_.reset(); | |
| 39 } | |
| 40 | |
| 41 void InitBackend(bool in_mem); | |
| 42 void StoreNexe(const std::string& key, const std::string& nexe); | |
| 43 std::string GetNexe(const std::string& key); | |
| 44 | |
| 45 scoped_ptr<PnaclTranslationCache> cache_; | |
| 46 content::TestBrowserThreadBundle thread_bundle_; | |
| 47 base::ScopedTempDir temp_dir_; | |
| 48 }; | |
| 49 | |
| 50 void PnaclTranslationCacheTest::InitBackend(bool in_mem) { | |
| 51 net::TestCompletionCallback init_cb; | |
| 52 if (!in_mem) { | |
| 53 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); | |
| 54 } | |
| 55 // Use the private init method so we can control the size | |
| 56 int rv = cache_->Init(in_mem ? net::MEMORY_CACHE : net::PNACL_CACHE, | |
| 57 temp_dir_.path(), | |
| 58 in_mem ? kMaxMemCacheSize : kTestDiskCacheSize, | |
| 59 init_cb.callback()); | |
| 60 if (in_mem) | |
| 61 ASSERT_EQ(net::OK, rv); | |
| 62 ASSERT_EQ(net::OK, init_cb.GetResult(rv)); | |
| 63 ASSERT_EQ(0, cache_->Size()); | |
| 64 } | |
| 65 | |
| 66 void PnaclTranslationCacheTest::StoreNexe(const std::string& key, | |
| 67 const std::string& nexe) { | |
| 68 net::TestCompletionCallback store_cb; | |
| 69 scoped_refptr<net::DrainableIOBuffer> nexe_buf( | |
| 70 new net::DrainableIOBuffer(new net::StringIOBuffer(nexe), nexe.size())); | |
| 71 cache_->StoreNexe(key, nexe_buf, store_cb.callback()); | |
| 72 // Using ERR_IO_PENDING here causes the callback to wait for the result | |
| 73 // which should be harmless even if it returns OK immediately. This is because | |
| 74 // we don't plumb the intermediate writing stages all the way out. | |
| 75 EXPECT_EQ(net::OK, store_cb.GetResult(net::ERR_IO_PENDING)); | |
| 76 } | |
| 77 | |
| 78 // Inspired by net::TestCompletionCallback. Instantiate a TestNexeCallback and | |
| 79 // pass the GetNexeCallback returned by the callback() method to GetNexe. | |
| 80 // Then call GetResult, which will pump the message loop until it gets a result, | |
| 81 // return the resulting IOBuffer and fill in the return value | |
| 82 class TestNexeCallback { | |
| 83 public: | |
| 84 TestNexeCallback() | |
| 85 : have_result_(false), | |
| 86 result_(-1), | |
| 87 cb_(base::Bind(&TestNexeCallback::SetResult, base::Unretained(this))) {} | |
| 88 GetNexeCallback callback() { return cb_; } | |
| 89 net::DrainableIOBuffer* GetResult(int* result) { | |
| 90 while (!have_result_) | |
| 91 base::RunLoop().RunUntilIdle(); | |
| 92 have_result_ = false; | |
| 93 *result = result_; | |
| 94 return buf_.get(); | |
| 95 } | |
| 96 | |
| 97 private: | |
| 98 void SetResult(int rv, scoped_refptr<net::DrainableIOBuffer> buf) { | |
| 99 have_result_ = true; | |
| 100 result_ = rv; | |
| 101 buf_ = buf; | |
| 102 } | |
| 103 bool have_result_; | |
| 104 int result_; | |
| 105 scoped_refptr<net::DrainableIOBuffer> buf_; | |
| 106 const GetNexeCallback cb_; | |
| 107 }; | |
| 108 | |
| 109 std::string PnaclTranslationCacheTest::GetNexe(const std::string& key) { | |
| 110 TestNexeCallback load_cb; | |
| 111 cache_->GetNexe(key, load_cb.callback()); | |
| 112 int rv; | |
| 113 scoped_refptr<net::DrainableIOBuffer> buf(load_cb.GetResult(&rv)); | |
| 114 EXPECT_EQ(net::OK, rv); | |
| 115 if (buf.get() == NULL) // for some reason ASSERT macros don't work here. | |
| 116 return std::string(); | |
| 117 std::string nexe(buf->data(), buf->size()); | |
| 118 return nexe; | |
| 119 } | |
| 120 | |
| 121 static const std::string test_key("1"); | |
| 122 static const std::string test_store_val("testnexe"); | |
| 123 static const int kLargeNexeSize = 8 * 1024 * 1024; | |
| 124 | |
| 125 TEST(PnaclTranslationCacheKeyTest, CacheKeyTest) { | |
| 126 nacl::PnaclCacheInfo info; | |
| 127 info.pexe_url = GURL("http://www.google.com"); | |
| 128 info.abi_version = 0; | |
| 129 info.opt_level = 0; | |
| 130 std::string test_time("Wed, 15 Nov 1995 06:25:24 GMT"); | |
| 131 base::Time::FromString(test_time.c_str(), &info.last_modified); | |
| 132 // Basic check for URL and time components | |
| 133 EXPECT_EQ("ABI:0;opt:0;URL:http://www.google.com/;" | |
| 134 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 135 PnaclTranslationCache::GetKey(info)); | |
| 136 // Check that query portion of URL is not stripped | |
| 137 info.pexe_url = GURL("http://www.google.com/?foo=bar"); | |
| 138 EXPECT_EQ("ABI:0;opt:0;URL:http://www.google.com/?foo=bar;" | |
| 139 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 140 PnaclTranslationCache::GetKey(info)); | |
| 141 // Check that username, password, and normal port are stripped | |
| 142 info.pexe_url = GURL("https://user:host@www.google.com:443/"); | |
| 143 EXPECT_EQ("ABI:0;opt:0;URL:https://www.google.com/;" | |
| 144 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 145 PnaclTranslationCache::GetKey(info)); | |
| 146 // Check that unusual port is not stripped but ref is stripped | |
| 147 info.pexe_url = GURL("https://www.google.com:444/#foo"); | |
| 148 EXPECT_EQ("ABI:0;opt:0;URL:https://www.google.com:444/;" | |
| 149 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 150 PnaclTranslationCache::GetKey(info)); | |
| 151 // Check chrome-extesnsion scheme | |
| 152 info.pexe_url = GURL("chrome-extension://ljacajndfccfgnfohlgkdphmbnpkjflk/"); | |
| 153 EXPECT_EQ("ABI:0;opt:0;" | |
| 154 "URL:chrome-extension://ljacajndfccfgnfohlgkdphmbnpkjflk/;" | |
| 155 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 156 PnaclTranslationCache::GetKey(info)); | |
| 157 // Check that ABI version, opt level, and etag are in the key | |
| 158 info.pexe_url = GURL("http://www.google.com/"); | |
| 159 info.abi_version = 2; | |
| 160 EXPECT_EQ("ABI:2;opt:0;URL:http://www.google.com/;" | |
| 161 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 162 PnaclTranslationCache::GetKey(info)); | |
| 163 info.opt_level = 2; | |
| 164 EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;" | |
| 165 "modified:1995:11:15:6:25:24:0:UTC;etag:", | |
| 166 PnaclTranslationCache::GetKey(info)); | |
| 167 info.etag = std::string("etag"); | |
| 168 EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;" | |
| 169 "modified:1995:11:15:6:25:24:0:UTC;etag:etag", | |
| 170 PnaclTranslationCache::GetKey(info)); | |
| 171 | |
| 172 // Check for all the time components, and null time | |
| 173 info.last_modified = base::Time(); | |
| 174 EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;" | |
| 175 "modified:0:0:0:0:0:0:0:UTC;etag:etag", | |
| 176 PnaclTranslationCache::GetKey(info)); | |
| 177 test_time.assign("Fri, 29 Feb 2008 13:04:12 GMT"); | |
| 178 base::Time::FromString(test_time.c_str(), &info.last_modified); | |
| 179 EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;" | |
| 180 "modified:2008:2:29:13:4:12:0:UTC;etag:etag", | |
| 181 PnaclTranslationCache::GetKey(info)); | |
| 182 } | |
| 183 | |
| 184 TEST_F(PnaclTranslationCacheTest, StoreSmallInMem) { | |
| 185 // Test that a single store puts something in the mem backend | |
| 186 InitBackend(true); | |
| 187 StoreNexe(test_key, test_store_val); | |
| 188 EXPECT_EQ(1, cache_->Size()); | |
| 189 } | |
| 190 | |
| 191 TEST_F(PnaclTranslationCacheTest, StoreSmallOnDisk) { | |
| 192 // Test that a single store puts something in the disk backend | |
| 193 InitBackend(false); | |
| 194 StoreNexe(test_key, test_store_val); | |
| 195 EXPECT_EQ(1, cache_->Size()); | |
| 196 } | |
| 197 | |
| 198 TEST_F(PnaclTranslationCacheTest, StoreLargeOnDisk) { | |
| 199 // Test a value too large(?) for a single I/O operation | |
| 200 InitBackend(false); | |
| 201 const std::string large_buffer(kLargeNexeSize, 'a'); | |
| 202 StoreNexe(test_key, large_buffer); | |
| 203 EXPECT_EQ(1, cache_->Size()); | |
| 204 } | |
| 205 | |
| 206 TEST_F(PnaclTranslationCacheTest, InMemSizeLimit) { | |
| 207 InitBackend(true); | |
| 208 scoped_refptr<net::DrainableIOBuffer> large_buffer(new net::DrainableIOBuffer( | |
| 209 new net::StringIOBuffer(std::string(kMaxMemCacheSize + 1, 'a')), | |
| 210 kMaxMemCacheSize + 1)); | |
| 211 net::TestCompletionCallback store_cb; | |
| 212 cache_->StoreNexe(test_key, large_buffer, store_cb.callback()); | |
| 213 EXPECT_EQ(net::ERR_FAILED, store_cb.GetResult(net::ERR_IO_PENDING)); | |
| 214 base::RunLoop().RunUntilIdle(); // Ensure the entry is closed. | |
| 215 EXPECT_EQ(0, cache_->Size()); | |
| 216 } | |
| 217 | |
| 218 TEST_F(PnaclTranslationCacheTest, GetOneInMem) { | |
| 219 InitBackend(true); | |
| 220 StoreNexe(test_key, test_store_val); | |
| 221 EXPECT_EQ(1, cache_->Size()); | |
| 222 EXPECT_EQ(0, GetNexe(test_key).compare(test_store_val)); | |
| 223 } | |
| 224 | |
| 225 TEST_F(PnaclTranslationCacheTest, GetOneOnDisk) { | |
| 226 InitBackend(false); | |
| 227 StoreNexe(test_key, test_store_val); | |
| 228 EXPECT_EQ(1, cache_->Size()); | |
| 229 EXPECT_EQ(0, GetNexe(test_key).compare(test_store_val)); | |
| 230 } | |
| 231 | |
| 232 TEST_F(PnaclTranslationCacheTest, GetLargeOnDisk) { | |
| 233 InitBackend(false); | |
| 234 const std::string large_buffer(kLargeNexeSize, 'a'); | |
| 235 StoreNexe(test_key, large_buffer); | |
| 236 EXPECT_EQ(1, cache_->Size()); | |
| 237 EXPECT_EQ(0, GetNexe(test_key).compare(large_buffer)); | |
| 238 } | |
| 239 | |
| 240 TEST_F(PnaclTranslationCacheTest, StoreTwice) { | |
| 241 // Test that storing twice with the same key overwrites | |
| 242 InitBackend(true); | |
| 243 StoreNexe(test_key, test_store_val); | |
| 244 StoreNexe(test_key, test_store_val + "aaa"); | |
| 245 EXPECT_EQ(1, cache_->Size()); | |
| 246 EXPECT_EQ(0, GetNexe(test_key).compare(test_store_val + "aaa")); | |
| 247 } | |
| 248 | |
| 249 TEST_F(PnaclTranslationCacheTest, StoreTwo) { | |
| 250 InitBackend(true); | |
| 251 StoreNexe(test_key, test_store_val); | |
| 252 StoreNexe(test_key + "a", test_store_val + "aaa"); | |
| 253 EXPECT_EQ(2, cache_->Size()); | |
| 254 EXPECT_EQ(0, GetNexe(test_key).compare(test_store_val)); | |
| 255 EXPECT_EQ(0, GetNexe(test_key + "a").compare(test_store_val + "aaa")); | |
| 256 } | |
| 257 | |
| 258 TEST_F(PnaclTranslationCacheTest, GetMiss) { | |
| 259 InitBackend(true); | |
| 260 StoreNexe(test_key, test_store_val); | |
| 261 TestNexeCallback load_cb; | |
| 262 std::string nexe; | |
| 263 cache_->GetNexe(test_key + "a", load_cb.callback()); | |
| 264 int rv; | |
| 265 scoped_refptr<net::DrainableIOBuffer> buf(load_cb.GetResult(&rv)); | |
| 266 EXPECT_EQ(net::ERR_FAILED, rv); | |
| 267 } | |
| 268 | |
| 269 } // namespace pnacl | |
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Chromium Code Reviews
Issue 61763026:
Move chrome/browser/nacl_host/pnacl_translation_cache.* to components/nacl/browser (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src