UnitTests/FS: Fix file rename tests

Files cannot be given a different file name, only moved across
directories.

Add a test for that behaviour and fix the existing
RenameWithExistingTargetFile test.
This commit is contained in:
Léo Lam 2019-12-29 18:14:51 +01:00
parent d4ba0acb3a
commit 8789a6ddb3

View file

@ -157,6 +157,14 @@ TEST_F(FileSystemTest, Rename)
EXPECT_EQ(m_fs->ReadDirectory(Uid{0}, Gid{0}, "/tmp").Error(), ResultCode::NotFound);
EXPECT_TRUE(m_fs->ReadDirectory(Uid{0}, Gid{0}, "/test").Succeeded());
// Rename /test back to /tmp.
EXPECT_EQ(m_fs->Rename(Uid{0}, Gid{0}, "/test", "/tmp"), ResultCode::Success);
// Create a file called /tmp/f1, and rename it to /tmp/f2.
// This should not work; file name changes are not allowed for files.
ASSERT_EQ(m_fs->CreateFile(Uid{0}, Gid{0}, "/tmp/f1", 0, modes), ResultCode::Success);
EXPECT_EQ(m_fs->Rename(Uid{0}, Gid{0}, "/tmp/f1", "/tmp/f2"), ResultCode::Invalid);
}
TEST_F(FileSystemTest, RenameWithExistingTargetDirectory)
@ -177,26 +185,29 @@ TEST_F(FileSystemTest, RenameWithExistingTargetDirectory)
TEST_F(FileSystemTest, RenameWithExistingTargetFile)
{
const std::string source_path = "/sys/f2";
const std::string dest_path = "/tmp/f2";
// Create the test source file and write some data (so that we can check its size later on).
ASSERT_EQ(m_fs->CreateFile(Uid{0}, Gid{0}, "/tmp/f1", 0, modes), ResultCode::Success);
ASSERT_EQ(m_fs->CreateFile(Uid{0}, Gid{0}, source_path, 0, modes), ResultCode::Success);
const std::vector<u8> TEST_DATA{{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}};
std::vector<u8> read_buffer(TEST_DATA.size());
{
const Result<FileHandle> file = m_fs->OpenFile(Uid{0}, Gid{0}, "/tmp/f1", Mode::ReadWrite);
const Result<FileHandle> file = m_fs->OpenFile(Uid{0}, Gid{0}, source_path, Mode::ReadWrite);
ASSERT_TRUE(file.Succeeded());
ASSERT_TRUE(file->Write(TEST_DATA.data(), TEST_DATA.size()).Succeeded());
}
// Create the test target file and leave it empty.
ASSERT_EQ(m_fs->CreateFile(Uid{0}, Gid{0}, "/tmp/f2", 0, modes), ResultCode::Success);
ASSERT_EQ(m_fs->CreateFile(Uid{0}, Gid{0}, dest_path, 0, modes), ResultCode::Success);
// Rename f1 to f2 and check that f1 replaced f2.
EXPECT_EQ(m_fs->Rename(Uid{0}, Gid{0}, "/tmp/f1", "/tmp/f2"), ResultCode::Success);
// Rename /sys/f2 to /tmp/f2 and check that f1 replaced f2.
EXPECT_EQ(m_fs->Rename(Uid{0}, Gid{0}, source_path, dest_path), ResultCode::Success);
ASSERT_FALSE(m_fs->GetMetadata(Uid{0}, Gid{0}, "/tmp/f1").Succeeded());
EXPECT_EQ(m_fs->GetMetadata(Uid{0}, Gid{0}, "/tmp/f1").Error(), ResultCode::NotFound);
ASSERT_FALSE(m_fs->GetMetadata(Uid{0}, Gid{0}, source_path).Succeeded());
EXPECT_EQ(m_fs->GetMetadata(Uid{0}, Gid{0}, source_path).Error(), ResultCode::NotFound);
const Result<Metadata> metadata = m_fs->GetMetadata(Uid{0}, Gid{0}, "/tmp/f2");
const Result<Metadata> metadata = m_fs->GetMetadata(Uid{0}, Gid{0}, dest_path);
ASSERT_TRUE(metadata.Succeeded());
EXPECT_TRUE(metadata->is_file);
EXPECT_EQ(metadata->size, TEST_DATA.size());