1 files changed, 35 insertions, 0 deletions
diff --git a/tests/test_messages.py b/tests/test_messages.py
new file mode 100644
index 0000000..6ceed42
--- /dev/null
+++ b/tests/test_messages.py
@@ -0,0 +1,35 @@
+import logutils
+import sys
+import unittest
+
+class MessageTest(unittest.TestCase):
+    if sys.version_info[:2] >= (2, 6):
+        def test_braces(self):
+            "Test whether brace-formatting works."
+            __ = logutils.BraceMessage
+            m = __('Message with {0} {1}', 2, 'placeholders')
+            self.assertEqual(str(m), 'Message with 2 placeholders')
+            m = __('Message with {0:d} {1}', 2, 'placeholders')
+            self.assertEqual(str(m), 'Message with 2 placeholders')
+            m = __('Message without {0:x} {1}', 16, 'placeholders')
+            self.assertEqual(str(m), 'Message without 10 placeholders')
+            
+            class Dummy:
+                pass
+
+            dummy = Dummy()
+            dummy.x, dummy.y = 0.0, 1.0
+            m = __('Message with coordinates: ({point.x:.2f}, {point.y:.2f})',
+                    point=dummy)
+            self.assertEqual(str(m), 'Message with coordinates: (0.00, 1.00)')
+
+    def test_dollars(self):
+        "Test whether dollar-formatting works."
+        __ = logutils.DollarMessage
+        m = __('Message with $num ${what}', num=2, what='placeholders')
+        self.assertEqual(str(m), 'Message with 2 placeholders')
+        ignored = object()
+        self.assertRaises(TypeError, __, 'Message with $num ${what}',
+                          ignored, num=2, what='placeholders')
+        
+