Changes needed to get all the tests to work with both Python 2.X and 3.X.

This patch was developed in-house; it should be sent upstream.

--- setuptools-git-1.1/setuptools_git/tests.py.~1~	2014-08-16 02:06:54.000000000 -0700
+++ setuptools-git-1.1/setuptools_git/tests.py	2016-06-16 11:12:06.864751220 -0700
@@ -78,7 +78,10 @@
                      posix(realpath('subdir/entry.txt'))]))
 
     def test_nonascii_filename(self):
-        filename = 'héhé.html'
+        if sys.version_info >= (3,):
+            filename = 'héhé.html'.encode('utf-8')
+        else:
+            filename = 'héhé.html'
 
         # HFS Plus uses decomposed UTF-8
         if sys.platform == 'darwin':
@@ -88,11 +91,11 @@
 
         self.assertEqual(
                 [fn for fn in os.listdir(self.directory) if fn[0] != '.'],
-                [filename])
+                [fsdecode(filename)])
 
         self.assertEqual(
                 set(self.gitlsfiles(self.directory)),
-                set([posix(realpath(filename))]))
+                set([posix(realpath(fsdecode(filename)))]))
 
     def test_utf8_filename(self):
         if sys.version_info >= (3,):
@@ -220,7 +223,10 @@
                 set(['entry.txt']))
 
     def test_nonascii_filename(self):
-        filename = 'héhé.html'
+        if sys.version_info >= (3,):
+            filename = 'héhé.html'.encode('utf-8')
+        else:
+            filename = 'héhé.html'
 
         # HFS Plus uses decomposed UTF-8
         if sys.platform == 'darwin':
@@ -230,11 +236,11 @@
 
         self.assertEqual(
                 [fn for fn in os.listdir(self.directory) if fn[0] != '.'],
-                [filename])
+                [fsdecode(filename)])
 
         self.assertEqual(
                 set(self.listfiles(self.directory)),
-                set([filename]))
+                set([fsdecode(filename)]))
 
     def test_utf8_filename(self):
         if sys.version_info >= (3,):