Added more tests for more chainable methods

path.py

@@ -932,13 +932,15 @@ def renames(self, new):
 
     def mkdir(self, mode=0777):
         os.mkdir(self, mode)
+        return self
 
     def mkdir_p(self, mode=0777):
         try:
             self.mkdir(mode)
         except OSError, e:
             if e.errno != errno.EEXIST:
                 raise
+        return self
 
     def makedirs(self, mode=0777):
         os.makedirs(self, mode)
@@ -981,6 +983,7 @@ def touch(self):
         fd = os.open(self, os.O_WRONLY | os.O_CREAT, 0666)
         os.close(fd)
         os.utime(self, None)
+        return self
 
     def remove(self):
         os.remove(self)

test_path.py

@@ -176,7 +176,7 @@ def testExplicitModuleClasses(self):
 
 class ReturnSelfTestCase(unittest.TestCase):
     """
-    Some methods don't necessarily return any value (i.e. makedirs,
+    Some methods don't necessarily return any value (e.g. makedirs,
     makedirs_p, rename, mkdir, touch, chroot). These methods should return
     self anyhow to allow methods to be chained.
     """
@@ -211,6 +211,16 @@ def testRenameReturnsSelf(self):
         ret = p.rename(target)
         self.assertEquals(target, ret)
 
+    def testMkdirReturnsSelf(self):
+        p = path(self.tempdir) / "newdir"
+        ret = p.mkdir()
+        self.assertEquals(p, ret)
+
+    def testTouchReturnsSelf(self):
+        p = path(self.tempdir) / "empty file"
+        ret = p.touch()
+        self.assertEquals(p, ret)
+
 class TempDirTestCase(unittest.TestCase):
     def setUp(self):
         # Create a temporary directory.