@Test
public void testRmEmptyRootDirNonRecursive() throws Throwable {
// extra sanity checks here to avoid support calls about complete loss of data
skipIfUnsupported(TEST_ROOT_TESTS_ENABLED);
Path root = new Path("/");
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
boolean deleted = getFileSystem().delete(root, true);
LOG.info("rm / of empty dir result is {}", deleted);
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
}
@Test
public void testRmRootRecursive() throws Throwable {
// extra sanity checks here to avoid support calls about complete loss of data
skipIfUnsupported(TEST_ROOT_TESTS_ENABLED);
Path root = new Path("/");
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
Path file = new Path("/testRmRootRecursive");
ContractTestUtils.touch(getFileSystem(), file);
boolean deleted = getFileSystem().delete(root, true);
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
LOG.info("rm -rf / result is {}", deleted);
if (deleted) {
assertPathDoesNotExist("expected file to be deleted", file);
} else {
assertPathExists("expected file to be preserved", file);
;
}
}
@Test
public void testMkDirDepth1() throws Throwable {
FileSystem fs = getFileSystem();
Path dir = new Path("/testmkdirdepth1");
assertPathDoesNotExist("directory already exists", dir);
fs.mkdirs(dir);
ContractTestUtils.assertIsDirectory(getFileSystem(), dir);
assertPathExists("directory already exists", dir);
assertDeleted(dir, true);
}
@Test
public void testRmNonEmptyRootDirNonRecursive() throws Throwable {
// extra sanity checks here to avoid support calls about complete loss of data
skipIfUnsupported(TEST_ROOT_TESTS_ENABLED);
Path root = new Path("/");
String touchfile = "/testRmNonEmptyRootDirNonRecursive";
Path file = new Path(touchfile);
ContractTestUtils.touch(getFileSystem(), file);
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
try {
boolean deleted = getFileSystem().delete(root, false);
fail(
"non recursive delete should have raised an exception,"
+ " but completed with exit code "
+ deleted);
} catch (IOException e) {
// expected
handleExpectedException(e);
} finally {
getFileSystem().delete(file, false);
}
ContractTestUtils.assertIsDirectory(getFileSystem(), root);
}
@Test
public void testListEmptyRootDirectory() throws IOException {
// extra sanity checks here to avoid support calls about complete loss of data
skipIfUnsupported(TEST_ROOT_TESTS_ENABLED);
FileSystem fs = getFileSystem();
Path root = new Path("/");
FileStatus[] statuses = fs.listStatus(root);
for (FileStatus status : statuses) {
ContractTestUtils.assertDeleted(fs, status.getPath(), true);
}
assertEquals(
"listStatus on empty root-directory returned a non-empty list",
0,
fs.listStatus(root).length);
}