Add support for computing SHA-1 of files. Currently assumes it is

a regular file.

1 files changed, 30 insertions, 1 deletions

diff --git a/summainlib_tests.py b/summainlib_tests.py
index b88f7b8..a3553ca 100644
--- a/summainlib_tests.py
+++ b/summainlib_tests.py
@@ -27,6 +27,30 @@ class FakeStatResult(object):
             setattr(self, name, value)
 
 
+class FakeSha1(object):
+
+    def update(self, data):
+        pass
+        
+    def hexdigest(self):
+        return 'abc'
+
+
+class FakeOpenFile(object):
+
+    def __call__(self, filename):
+        self.data = 'some data'
+        return self
+
+    def read(self, amount):
+        data = self.data[:amount]
+        self.data = self.data[len(data):]
+        return data
+        
+    def close(self):
+        pass
+
+
 class FilesystemObjectTests(unittest.TestCase):
 
     def setUp(self):
@@ -40,7 +64,9 @@ class FilesystemObjectTests(unittest.TestCase):
                                  st_gid=0)
 
     def new(self, name):
-        return summainlib.FilesystemObject(name, stat_result=self.st)
+        return summainlib.FilesystemObject(name, stat_result=self.st,
+                                           sha1=FakeSha1(),
+                                           open_file=FakeOpenFile())
         
     def test_formats_simple_name_identically(self):
         self.assertEqual(self.new('foo')['Name'], 'foo')
@@ -79,3 +105,6 @@ class FilesystemObjectTests(unittest.TestCase):
     def test_formats_group_correctly(self):
         self.assertEqual(self.new('foo')['Group'], 'root')
 
+    def test_formats_sha1_correctly_for_regular_file(self):
+        self.assertEqual(self.new('foo')['Sha-1'], 'abc')
+