Repo: Added comparison operators and hash operator including test

Cmd: AutoInterrupt handles boundary cases more gracefully as it can be that the os module suddenly becomes None if the interpreter is going down

Author: Byron

Diff for: lib/git/cmd.py

@@ -63,8 +63,12 @@ def __init__(self, proc, args ):
         def __del__(self):
             # did the process finish already so we have a return code ?
             if self.proc.poll() is not None:
-                return 
-            
+                return
+                
+            # can be that nothing really exists anymore ... 
+            if os is None:
+                return
+                
             # try to kill it
             try:
                 os.kill(self.proc.pid, 2)   # interrupt signal

Diff for: lib/git/repo.py

@@ -131,6 +131,20 @@ def __init__(self, path=None):
         self.working_dir = self._working_tree_dir or self.git_dir
         self.git = Git(self.working_dir)
 
+    def __eq__(self, rhs):
+    	if isinstance(rhs, Repo):
+    		return self.git_dir == rhs.git_dir
+    	return False
+    	
+    def __ne__(self, rhs):
+    	return not self.__eq__(rhs)
+    	
+    def __hash__(self):
+    	return hash(self.git_dir)
+
+	def __repr__(self):
+		return "%s(%r)" % (type(self).__name__, self.git_dir)
+
     # Description property
     def _get_description(self):
         filename = os.path.join(self.git_dir, 'description')
@@ -145,6 +159,8 @@ def _set_description(self, descr):
     del _get_description
     del _set_description
 
+    
+    
     @property
     def working_tree_dir(self):
         """

Diff for: test/git/test_index.py

@@ -147,6 +147,10 @@ def test_index_file_from_tree(self):
 
     @with_rw_repo('0.1.6')
     def test_index_merge_tree(self, rw_repo):
+        # A bit out of place, but we need a different repo for this: 
+        assert self.rorepo != rw_repo and not (self.rorepo == rw_repo)
+        assert len(set((self.rorepo, self.rorepo, rw_repo, rw_repo))) == 2
+        
         # SINGLE TREE MERGE
         # current index is at the (virtual) cur_commit
         next_commit = "4c39f9da792792d4e73fc3a5effde66576ae128c"
@@ -546,10 +550,10 @@ def make_paths():
             yield index.entries[index.get_entries_key('.gitignore', 0)]
 
             for fid in range(3):
-				fname = 'newfile%i' % fid
-				open(fname, 'wb').write("abcd")
-				yield Blob(rw_repo, Blob.NULL_HEX_SHA, 0100644, fname)
-			# END for each new file
+                fname = 'newfile%i' % fid
+                open(fname, 'wb').write("abcd")
+                yield Blob(rw_repo, Blob.NULL_HEX_SHA, 0100644, fname)
+            # END for each new file
         # END path producer
         paths = list(make_paths())
         index.add(paths, path_rewriter=rewriter)

Diff for: test/git/test_repo.py

@@ -115,7 +115,7 @@ def _test_empty_repo(self, repo):
 
         # we can add a file to the index ( if we are not bare )
         if not repo.bare:
-        	pass
+            pass
         # END test repos with working tree
 
 
@@ -327,3 +327,8 @@ def test_creation_deletion(self):
 
         remote = self.rorepo.create_remote("new_remote", "git@server:repo.git")
         self.rorepo.delete_remote(remote)
+        
+    def test_comparison_and_hash(self):
+        # this is only a preliminary test, more testing done in test_index
+        assert self.rorepo == self.rorepo and not (self.rorepo != self.rorepo)
+        assert len(set((self.rorepo, self.rorepo))) == 1