Only store basenames in file group objects.

2 files changed, 6 insertions, 2 deletions

diff --git a/obnam/app.py b/obnam/app.py
index e4bdd171..96448584 100644
--- a/obnam/app.py
+++ b/obnam/app.py
@@ -196,7 +196,7 @@ class Application:
             contref = None
             sigref = None
             deltaref = None
-        fg.add_file(filename, st, contref, sigref, deltaref)
+        fg.add_file(os.path.basename(filename), st, contref, sigref, deltaref)
 
     def make_filegroups(self, filenames):
         """Make list of new FILEGROUP objects.
diff --git a/obnam/appTests.py b/obnam/appTests.py
index 0c09f5ea..24a982fb 100644
--- a/obnam/appTests.py
+++ b/obnam/appTests.py
@@ -138,6 +138,11 @@ class ApplicationMakeFileGroupsTests(unittest.TestCase):
         filenames = self.tempfiles[:obnam.app.MAX_PER_FILEGROUP + 1]
         self.failUnlessEqual(len(self.app.make_filegroups(filenames)), 2)
 
+    def testUsesJustBasenames(self):
+        list = self.app.make_filegroups(self.tempfiles[:1])
+        fg = list[0]
+        self.failIf("/" in fg.get_names()[0])
+
 
 class ApplicationFindFileByNameTests(unittest.TestCase):
 
@@ -212,7 +217,6 @@ class ApplicationBackupsOneDirectoryTests(unittest.TestCase):
         self.failUnlessEqual(len(dir.get_filegrouprefs()), 
                                  self._filegroups(len(files)))
 
-
     def testWithCorrectNumberOfDirrefsWhenSomeAreGiven(self):
         os.mkdir(self.abs("pink"))
         os.mkdir(self.abs("pretty"))