1 files changed, 51 insertions, 0 deletions
diff --git a/repoze/bfg/tests/test_path.py b/repoze/bfg/tests/test_path.py
new file mode 100644
index 000000000..42ab1f8fe
--- /dev/null
+++ b/repoze/bfg/tests/test_path.py
@@ -0,0 +1,51 @@
+import unittest
+
+class TestCallerPath(unittest.TestCase):
+    def _callFUT(self, path, level=2, package_globals=None):
+        from repoze.bfg.path import caller_path
+        return caller_path(path, level, package_globals)
+
+    def test_isabs(self):
+        self.assertEqual(self._callFUT('/a/b/c'), '/a/b/c')
+
+    def test_pkgrelative(self):
+        import os
+        here = os.path.abspath(os.path.dirname(__file__))
+        self.assertEqual(self._callFUT('a/b/c'), os.path.join(here, 'a/b/c'))
+
+    def test_memoization_has_bfg_abspath(self):
+        import os
+        here = os.path.abspath(os.path.dirname(__file__))
+        package_globals =  {'__bfg_abspath__':'/foo/bar'}
+        self.assertEqual(
+            self._callFUT('a/b/c',
+                          package_globals=package_globals),
+            os.path.join('/foo/bar', 'a/b/c'))
+
+    def test_memoization_success(self):
+        import os
+        here = os.path.abspath(os.path.dirname(__file__))
+        package_globals = {'__name__':'repoze.bfg.tests.test_path'}
+        self.assertEqual(
+            self._callFUT('a/b/c',
+                          package_globals=package_globals),
+            os.path.join(here, 'a/b/c'))
+        self.assertEqual(package_globals['__bfg_abspath__'], here)
+        
+    def test_memoization_fail(self):
+        import os
+        here = os.path.abspath(os.path.dirname(__file__))
+        class faildict(dict):
+            def __setitem__(self, *arg):
+                raise KeyError('name')
+        package_globals = faildict({'__name__':'repoze.bfg.tests.test_path'})
+        self.assertEqual(
+            self._callFUT('a/b/c',
+                          package_globals=package_globals),
+            os.path.join(here, 'a/b/c'))
+        self.failIf('__bfg_abspath__' in package_globals)
+        
+        
+        
+
+