Issue #1559549: Add 'name' and 'path' attributes to ImportError.

Currently import does not use these attributes as they are planned
for use by importlib (which will be another commit).

Thanks to Filip Gruszczyński for the initial patch and Brian Curtin
for refining it.

1 files changed, 23 insertions, 1 deletions

diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index 42536d3..39ff85f 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -902,8 +902,30 @@ class ExceptionTests(unittest.TestCase):
         self.assertEqual(cm.exception.errno, errno.ENOTDIR, cm.exception)
 
 
+class ImportErrorTests(unittest.TestCase):
+
+    def test_attributes(self):
+        # Setting 'name' and 'path' should not be a problem.
+        exc = ImportError('test')
+        self.assertIsNone(exc.name)
+        self.assertIsNone(exc.path)
+
+        exc = ImportError('test', name='somemodule')
+        self.assertEqual(exc.name, 'somemodule')
+        self.assertIsNone(exc.path)
+
+        exc = ImportError('test', path='somepath')
+        self.assertEqual(exc.path, 'somepath')
+        self.assertIsNone(exc.name)
+
+        exc = ImportError('test', path='somepath', name='somename')
+        self.assertEqual(exc.name, 'somename')
+        self.assertEqual(exc.path, 'somepath')
+
+
+
 def test_main():
-    run_unittest(ExceptionTests)
+    run_unittest(ExceptionTests, ImportErrorTests)
 
 if __name__ == '__main__':
     unittest.main()