[svn r37264] create the new development trunk

--HG--
branch : trunk

py/misc/testing/test_error.py

@@ -0,0 +1,20 @@
+
+import py
+
+import errno
+
+def test_error_classes():
+    for name in errno.errorcode.values():
+        x = getattr(py.error, name)
+        assert issubclass(x, py.error.Error)
+        assert issubclass(x, EnvironmentError)
+
+def test_unknown_error(): 
+    num = 3999
+    cls = py.error._geterrnoclass(num)
+    assert cls.__name__ == 'UnknownErrno%d' % (num,) 
+    assert issubclass(cls, py.error.Error)
+    assert issubclass(cls, EnvironmentError)
+    cls2 = py.error._geterrnoclass(num)
+    assert cls is cls2
+