@Test
public void relativizeWithDotDotPathDoesNotAddExtraDotDotPath() {
// Ensure workaround for bug JDK-6925169 for ".." case.
Path p1 = Paths.get("a/../b");
Path p2 = Paths.get("c/d/e");
assertThat(MorePaths.relativize(p1, p2), equalTo(Paths.get("../c/d/e")));
}
@Test
public void relativeWithEmptyPath() {
// Ensure workaround for Windows Path relativize bug
Path p1 = Paths.get("");
Path p2 = Paths.get("foo");
assertThat(MorePaths.relativize(p1, p2), equalTo(Paths.get("foo")));
}
/**
* @param path Absolute path or path relative to the project root.
* @return If {@code path} is relative, it is returned. If it is absolute and is inside the
* project root, it is relativized to the project root and returned. Otherwise an absent value
* is returned.
*/
public Optional<Path> getPathRelativeToProjectRoot(Path path) {
path = path.normalize();
if (path.isAbsolute()) {
if (path.startsWith(projectRoot)) {
return Optional.of(MorePaths.relativize(projectRoot, path));
} else {
return Optional.absent();
}
} else {
return Optional.of(path);
}
}
