Paths { public static String appended(String path, String child) { return path + DELIM + child; }  static String getNameOf(String path); static String getParentOf(String path); static String appended(String path, String child); static String renamed(String path, String newName); static String withoutRootIfUnder(String path, String root); static boolean isParent(String parent, String path); static boolean equals(String p1, String p2); static void setCaseSensitive(boolean b); static boolean isCaseSensitive(); static void useSystemCaseSensitivity();  }
@Test public void testAppending() { assertEquals("file1/file2", Paths.appended("file1", "file2")); }
@Test public void testAppendingPathWithDriveLetter() { assertEquals("c:/root/file", Paths.appended("c:/root", "file")); }