1483651c907726b216760edef91d8a961378dfc26Zhanyong Wan//===- unittests/Basic/FileMangerTest.cpp ------------ FileManger tests ---===// 29b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// 39b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// The LLVM Compiler Infrastructure 49b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// 59b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// This file is distributed under the University of Illinois Open Source 69b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// License. See LICENSE.TXT for details. 79b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// 89b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan//===----------------------------------------------------------------------===// 99b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 101050e8b2252d89a0004a6fd25a58dab88b5ee625Chandler Carruth#include "clang/Basic/FileManager.h" 119b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan#include "clang/Basic/FileSystemOptions.h" 129b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan#include "clang/Basic/FileSystemStatCache.h" 139b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan#include "gtest/gtest.h" 149b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 159b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanusing namespace llvm; 169b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanusing namespace clang; 179b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 189b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wannamespace { 199b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 209b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// Used to create a fake file system for running the tests with such 219b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// that the tests are not affected by the structure/contents of the 229b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// file system on the machine running the tests. 239b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanclass FakeStatCache : public FileSystemStatCache { 249b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanprivate: 259b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Maps a file/directory path to its desired stat result. Anything 269b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // not in this map is considered to not exist in the file system. 270fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola llvm::StringMap<FileData, llvm::BumpPtrAllocator> StatCalls; 289b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 299b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan void InjectFileOrDirectory(const char *Path, ino_t INode, bool IsFile) { 300fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola FileData Data; 310fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola memset(&Data, 0, sizeof(FileData)); 320fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola llvm::sys::fs::UniqueID ID(1, INode); 330fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola Data.UniqueID = ID; 340fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola Data.IsDirectory = !IsFile; 350fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola StatCalls[Path] = Data; 369b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 379b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 389b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanpublic: 399b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject a file with the given inode value to the fake file system. 409b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan void InjectFile(const char *Path, ino_t INode) { 419b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan InjectFileOrDirectory(Path, INode, /*IsFile=*/true); 429b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 439b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 449b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject a directory with the given inode value to the fake file system. 459b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan void InjectDirectory(const char *Path, ino_t INode) { 469b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan InjectFileOrDirectory(Path, INode, /*IsFile=*/false); 479b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 489b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 499b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Implement FileSystemStatCache::getStat(). 500fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola virtual LookupResult getStat(const char *Path, FileData &Data, bool isFile, 510fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola int *FileDescriptor) { 529b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan if (StatCalls.count(Path) != 0) { 530fda0f75f053ad9afdb2bb8d4ea72c5e6a49d657Rafael Espindola Data = StatCalls[Path]; 549b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan return CacheExists; 559b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 569b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 579b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan return CacheMissing; // This means the file/directory doesn't exist. 589b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 599b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan}; 609b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 619b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// The test fixture. 629b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wanclass FileManagerTest : public ::testing::Test { 639b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan protected: 649b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FileManagerTest() : manager(options) { 659b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan } 669b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 679b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FileSystemOptions options; 689b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FileManager manager; 699b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan}; 709b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 719b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// When a virtual file is added, its getDir() field is set correctly 729b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// (not NULL, correct name). 739b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getVirtualFileSetsTheDirFieldCorrectly) { 749b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *file = manager.getVirtualFile("foo.cpp", 42, 0); 759b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(file != NULL); 769b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 779b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const DirectoryEntry *dir = file->getDir(); 789b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 799b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ(".", dir->getName()); 809b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 819b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan file = manager.getVirtualFile("x/y/z.cpp", 42, 0); 829b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(file != NULL); 839b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 849b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan dir = file->getDir(); 859b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 869b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("x/y", dir->getName()); 879b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 889b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 899b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// Before any virtual file is added, no virtual directory exists. 909b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, NoVirtualDirectoryExistsBeforeAVirtualFileIsAdded) { 919b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // An empty FakeStatCache causes all stat calls made by the 929b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // FileManager to report "file/directory doesn't exist". This 939b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // avoids the possibility of the result of this test being affected 949b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // by what's in the real file system. 959b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(new FakeStatCache); 969b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 979b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(NULL, manager.getDirectory("virtual/dir/foo")); 989b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(NULL, manager.getDirectory("virtual/dir")); 999b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(NULL, manager.getDirectory("virtual")); 1009b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 1019b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1029b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// When a virtual file is added, all of its ancestors should be created. 1039b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getVirtualFileCreatesDirectoryEntriesForAncestors) { 1049b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Fake an empty real file system. 1059b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(new FakeStatCache); 1069b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1079b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.getVirtualFile("virtual/dir/bar.h", 100, 0); 1089b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(NULL, manager.getDirectory("virtual/dir/foo")); 1099b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1109b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const DirectoryEntry *dir = manager.getDirectory("virtual/dir"); 1119b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 1129b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("virtual/dir", dir->getName()); 1139b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1149b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan dir = manager.getDirectory("virtual"); 1159b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 1169b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("virtual", dir->getName()); 1179b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 1189b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1199b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns non-NULL if a real file exists at the given path. 1209b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsValidFileEntryForExistingRealFile) { 1219b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject fake files into the file system. 1229b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FakeStatCache *statCache = new FakeStatCache; 1239b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectDirectory("/tmp", 42); 1249b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("/tmp/test", 43); 125146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola 126146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola#ifdef _WIN32 127146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola const char *DirName = "C:."; 128146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola const char *FileName = "C:test"; 129146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola statCache->InjectDirectory(DirName, 44); 130146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola statCache->InjectFile(FileName, 45); 131146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola#endif 132146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola 1339b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(statCache); 1349b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1359b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *file = manager.getFile("/tmp/test"); 1369b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(file != NULL); 1379b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("/tmp/test", file->getName()); 1389b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1399b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const DirectoryEntry *dir = file->getDir(); 1409b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 1419b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("/tmp", dir->getName()); 142146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola 143146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola#ifdef _WIN32 144146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola file = manager.getFile(FileName); 145146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola ASSERT_TRUE(file != NULL); 146146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola 147146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola dir = file->getDir(); 148146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola ASSERT_TRUE(dir != NULL); 149146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola EXPECT_STREQ(DirName, dir->getName()); 150146d57fd5135a134bcdaaf402157c070cde9e4a1Rafael Espindola#endif 1519b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 1529b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1539b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns non-NULL if a virtual file exists at the given path. 1549b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsValidFileEntryForExistingVirtualFile) { 1559b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Fake an empty real file system. 1569b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(new FakeStatCache); 1579b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1589b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.getVirtualFile("virtual/dir/bar.h", 100, 0); 1599b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *file = manager.getFile("virtual/dir/bar.h"); 1609b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(file != NULL); 1619b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("virtual/dir/bar.h", file->getName()); 1629b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1639b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const DirectoryEntry *dir = file->getDir(); 1649b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(dir != NULL); 1659b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_STREQ("virtual/dir", dir->getName()); 1669b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 1679b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1689b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns different FileEntries for different paths when 1699b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// there's no aliasing. 1709b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsDifferentFileEntriesForDifferentFiles) { 1719b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject two fake files into the file system. Different inodes 1729b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // mean the files are not symlinked together. 1739b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FakeStatCache *statCache = new FakeStatCache; 1749b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectDirectory(".", 41); 1759b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("foo.cpp", 42); 1769b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("bar.cpp", 43); 1779b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(statCache); 1789b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1799b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *fileFoo = manager.getFile("foo.cpp"); 1809b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *fileBar = manager.getFile("bar.cpp"); 1819b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(fileFoo != NULL); 1829b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan ASSERT_TRUE(fileBar != NULL); 1839b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_NE(fileFoo, fileBar); 1849b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 1859b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1869b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns NULL if neither a real file nor a virtual file 1879b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// exists at the given path. 1889b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsNULLForNonexistentFile) { 1899b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject a fake foo.cpp into the file system. 1909b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FakeStatCache *statCache = new FakeStatCache; 1919b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectDirectory(".", 41); 1929b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("foo.cpp", 42); 1939b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(statCache); 1949b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1959b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Create a virtual bar.cpp file. 1969b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.getVirtualFile("bar.cpp", 200, 0); 1979b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 1989b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan const FileEntry *file = manager.getFile("xyz.txt"); 1999b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(NULL, file); 2009b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 2019b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2029b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// The following tests apply to Unix-like system only. 2039b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2048e27eb7ebf00dc24ca135698459c68ceb30c3963NAKAMURA Takumi#ifndef _WIN32 2059b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2069b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns the same FileEntry for real files that are aliases. 2079b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsSameFileEntryForAliasedRealFiles) { 2089b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject two real files with the same inode. 2099b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FakeStatCache *statCache = new FakeStatCache; 2109b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectDirectory("abc", 41); 2119b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("abc/foo.cpp", 42); 2129b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("abc/bar.cpp", 42); 2139b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(statCache); 2149b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2159b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(manager.getFile("abc/foo.cpp"), manager.getFile("abc/bar.cpp")); 2169b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 2179b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2189b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// getFile() returns the same FileEntry for virtual files that have 2199b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan// corresponding real files that are aliases. 2209b555ea217565ac0f8bf7255b29496916cb03476Zhanyong WanTEST_F(FileManagerTest, getFileReturnsSameFileEntryForAliasedVirtualFiles) { 2219b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan // Inject two real files with the same inode. 2229b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan FakeStatCache *statCache = new FakeStatCache; 2239b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectDirectory("abc", 41); 2249b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("abc/foo.cpp", 42); 2259b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan statCache->InjectFile("abc/bar.cpp", 42); 2269b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.addStatCache(statCache); 2279b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2289b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.getVirtualFile("abc/foo.cpp", 100, 0); 2299b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan manager.getVirtualFile("abc/bar.cpp", 200, 0); 2309b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2319b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan EXPECT_EQ(manager.getFile("abc/foo.cpp"), manager.getFile("abc/bar.cpp")); 2329b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} 2339b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2348e27eb7ebf00dc24ca135698459c68ceb30c3963NAKAMURA Takumi#endif // !_WIN32 2359b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan 2369b555ea217565ac0f8bf7255b29496916cb03476Zhanyong Wan} // anonymous namespace 237