Add beginnings of a generator for output file names.

3 files changed, 63 insertions, 1 deletions

diff --git a/genbackupdatalib/__init__.py b/genbackupdatalib/__init__.py
index 0a5de5c..b7771db 100644
--- a/genbackupdatalib/__init__.py
+++ b/genbackupdatalib/__init__.py
@@ -17,4 +17,4 @@
 version = '1.3'
 
 from generator import DataGenerator
-
+from names import NameGenerator
diff --git a/genbackupdatalib/names.py b/genbackupdatalib/names.py
new file mode 100644
index 0000000..1ce0c20
--- /dev/null
+++ b/genbackupdatalib/names.py
@@ -0,0 +1,25 @@
+# Copyright 2011  Lars Wirzenius
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+class NameGenerator(object):
+
+    '''Generate names for new output files.'''
+    
+    def __init__(self, dirname):
+        self.dirname = dirname
+
+    def new(self):
+        return 'foo'
diff --git a/genbackupdatalib/names_tests.py b/genbackupdatalib/names_tests.py
new file mode 100644
index 0000000..7590921
--- /dev/null
+++ b/genbackupdatalib/names_tests.py
@@ -0,0 +1,37 @@
+# Copyright 2011  Lars Wirzenius
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import os
+import shutil
+import tempfile
+import unittest
+
+import genbackupdatalib
+
+
+class NameGeneratorTests(unittest.TestCase):
+
+    def setUp(self):
+        self.tempdir = tempfile.mkdtemp()
+        self.names = genbackupdatalib.NameGenerator(self.tempdir)
+        
+    def tearDown(self):
+        shutil.rmtree(self.tempdir)
+
+    def test_generates_name_that_does_not_exist(self):
+        name = self.names.new()
+        self.assertFalse(os.path.exists(name))
+