TEST_F(TestCacheManager, SaveNothing) { string temp_dir; ASSERT_TRUE(makeTempDir(&temp_dir)); string save_path(temp_dir); save_path.append("/cm.save"); CacheManager cm; ASSERT_TRUE(cm.saveCache(save_path)); ASSERT_EQ(unlink(save_path.c_str()), 0); }
TEST_F(TestFileCache, AutodetectNewCache) { // Make a quick new cache file on disk. CacheManager cm; ASSERT_TRUE(cm.addEmptyEntry("test_entry")); string temp_dir; ASSERT_TRUE(makeTempDir(&temp_dir)); string cache_fn(temp_dir); cache_fn.append("/cache.dump"); ASSERT_TRUE(cm.saveCache(cache_fn)); // Now make sure this file-cache is in default mode. FileCache fc; FileCache::UseNewCache = false; fc.loadMmap(cache_fn.c_str(), 1); ASSERT_TRUE(fc.exists("test_entry")); }
TEST_F(TestCacheManager, SaveBadPath) { CacheManager cm; ASSERT_FALSE(cm.saveCache("/__invalid__/__path__/")); }
TEST_F(TestCacheManager, SaveAndLoad) { CacheManager cm; // Create an uncompressed file. //1234567890123456 string test_data_1 = "don't compress!!"; string data_fn_1; ASSERT_TRUE(makeTempFile(test_data_1, &data_fn_1)); string name_1 = "/test/name/not_compressible12345"; ASSERT_TRUE(cm.addFileContents(name_1, data_fn_1)); ASSERT_EQ(unlink(data_fn_1.c_str()), 0); ASSERT_TRUE(cm.dirExists("/test")); ASSERT_TRUE(cm.dirExists("/test/name")); // Create a compressed file. string test_data_2; test_data_2.assign(1048576, 0x55); string data_fn_2; ASSERT_TRUE(makeTempFile(test_data_2, &data_fn_2)); string name_2 = "/test/name/very/compressible1234"; ASSERT_TRUE(cm.addFileContents(name_2, data_fn_2)); ASSERT_EQ(unlink(data_fn_2.c_str()), 0); ASSERT_TRUE(cm.dirExists("/test")); ASSERT_TRUE(cm.dirExists("/test/name")); ASSERT_TRUE(cm.dirExists("/test/name/very")); // Create an empty entry. string name_3 = "/test/with/a/very/long/name/for/an/empty/entry"; ASSERT_TRUE(cm.addEmptyEntry(name_3)); // Write it out ... string temp_dir; ASSERT_TRUE(makeTempDir(&temp_dir)); string save_path(temp_dir); save_path.append("/cm.save"); ASSERT_TRUE(cm.saveCache(save_path)); // ... and load it back in. CacheManager cm2; ASSERT_TRUE(cm2.loadCache(save_path)); ASSERT_TRUE(cm2.fileExists(name_1)); ASSERT_TRUE(cm2.fileExists(name_2)); ASSERT_TRUE(cm2.entryExists(name_3)); EXPECT_TRUE(cm.dirExists("/test")); EXPECT_TRUE(cm.dirExists("/test/name")); // Empty entries also get their parent directories added. EXPECT_TRUE(cm.dirExists("/test/with")); const char* compare_1; uint64_t compare_len_1; bool compressed_1; ASSERT_TRUE(cm2.getFileContents(name_1, &compare_1, &compare_len_1, &compressed_1)); ASSERT_FALSE(compressed_1); ASSERT_EQ(test_data_1.length(), compare_len_1); ASSERT_EQ(memcmp(test_data_1.c_str(), compare_1, compare_len_1), 0); string compare_2; ASSERT_TRUE(cm2.getDecompressed(name_2, &compare_2)); EXPECT_EQ(compare_2, test_data_2); // Clean up the mess. ASSERT_EQ(unlink(save_path.c_str()), 0); ASSERT_EQ(rmdir(temp_dir.c_str()), 0); }