@Test
public void testRenameOverExistingNonEmptyDirectory() throws IOException {
File d = new File(trash, "d");
FileUtils.mkdirs(d);
File f1 = new File(trash, "d/f");
File f2 = new File(trash, "d/g");
File d1 = new File(trash, "d/g/h/i");
File f3 = new File(trash, "d/g/h/f");
FileUtils.mkdirs(d1);
JGitTestUtil.write(f1, "f1");
JGitTestUtil.write(f3, "f3");
// test
try {
FileUtils.rename(f1, f2);
fail("rename to non-empty directory should fail");
} catch (IOException e) {
assertEquals("f1", JGitTestUtil.read(f1)); // untouched source
assertEquals("f3", JGitTestUtil.read(f3)); // untouched
// empty directories within f2 may or may not have been deleted
}
}
@Test
public void testRenameOverNonExistingFile() throws IOException {
File d = new File(trash, "d");
FileUtils.mkdirs(d);
File f1 = new File(trash, "d/f");
File f2 = new File(trash, "d/g");
JGitTestUtil.write(f1, "f1");
// test
FileUtils.rename(f1, f2);
assertFalse(f1.exists());
assertTrue(f2.exists());
assertEquals("f1", JGitTestUtil.read(f2));
}
protected String read(final File file) throws IOException {
return JGitTestUtil.read(file);
}
