implement setcontents() on LazyFS; also add LazyFS to test cases

fs/tests/test_wrapfs.py

@@ -30,6 +30,21 @@ class TestWrapFS(unittest.TestCase, FSTestCases, ThreadingTestCases):
     def check(self, p):
         return os.path.exists(os.path.join(self.temp_dir, relpath(p)))
 
+
+from fs.wrapfs.lazyfs import LazyFS
+class TestLazyFS(unittest.TestCase, FSTestCases, ThreadingTestCases):
+    
+    def setUp(self):
+        self.temp_dir = tempfile.mkdtemp(u"fstest")
+        self.fs = LazyFS((osfs.OSFS,(self.temp_dir,)))
+
+    def tearDown(self):
+        shutil.rmtree(self.temp_dir)
+
+    def check(self, p):
+        return os.path.exists(os.path.join(self.temp_dir, relpath(p)))
+
+
 from fs.wrapfs.limitsizefs import LimitSizeFS
 class TestLimitSizeFS(TestWrapFS):
 

fs/wrapfs/lazyfs.py

@@ -75,6 +75,8 @@ class LazyFS(WrapFS):
 
     wrapped_fs = property(_get_wrapped_fs,_set_wrapped_fs)
 
+    def setcontents(self,path,data):
+        return self.wrapped_fs.setcontents(path,data)
 
     def close(self):
         if not self.closed: