#5 Validate fuzzy patch

Signed-off-by: Uilian Ries <uilianries@gmail.com>

Author: uilianries

tests/10fuzzy/10fuzzy.patch

@@ -0,0 +1,9 @@
+diff --git a/Jamroot b/Jamroot
+index a6981dd..0c08f09 100644
+--- a/Jamroot
++++ b/Jamroot
+@@ -1,3 +1,4 @@
+ X
+ Y
++V
+ W

tests/10fuzzy/Jamroot

@@ -0,0 +1,3 @@
+X
+Y
+Z

tests/10fuzzy/[result]/Jamroot

@@ -0,0 +1,4 @@
+X
+Y
+V
+Z

tests/run_tests.py

@@ -424,6 +424,12 @@ def test_delete_file(self):
         pto.apply(strip=0, root=treeroot)
         self.assertFalse(os.path.exists(os.path.join(treeroot, 'deleted')))
 
+    def test_fuzzy_patch(self):
+        treeroot = join(self.tmpdir, 'rootparent')
+        shutil.copytree(join(TESTS, '10fuzzy'), treeroot)
+        pto = patch_ng.fromfile(join(TESTS, '10fuzzy/10fuzzy.patch'))
+        self.assertTrue(pto.apply(root=treeroot))
+
 
 class TestHelpers(unittest.TestCase):
     # unittest setting