Test walking subdirectories, and using new unicode path

tests/test_locale/test_os_walk.py

@@ -0,0 +1,26 @@
+import os
+import platform
+from tests.test_locale.locale_functions import GetPath
+
+def test_os_walk():
+    os_name = platform.system()
+    current_directory = os.path.dirname(os.path.abspath(unicode(__file__)))
+    subfolders = os.listdir(current_directory)
+    subfolders = [e for e in subfolders if not (e.endswith(".py") or e.endswith(".pyc") or e.endswith(".md"))]
+
+    subfolder_count = 0
+    for subfolder in subfolders:
+        subdir = GetPath(current_directory, subfolder)
+        testfile = GetPath(subdir, "testcodec")
+
+        try:
+            with open(testfile, 'r') as f:
+                read_data = f.read()
+            f.closed
+        except:
+            assert False, "Failed to read file."
+
+        assert read_data == "True"
+        subfolder_count += 1
+
+    assert len(subfolders) == subfolder_count