1 files changed, 126 insertions, 0 deletions
diff --git a/src/mailman/chains/tests/test_headers.py b/src/mailman/chains/tests/test_headers.py
new file mode 100644
index 000000000..65a23d891
--- /dev/null
+++ b/src/mailman/chains/tests/test_headers.py
@@ -0,0 +1,126 @@
+# Copyright (C) 2012 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman 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.
+#
+# GNU Mailman 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
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Test the header chain."""
+
+from __future__ import absolute_import, print_function, unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'TestHeaderChain',
+    ]
+
+
+import unittest
+
+from mailman.app.lifecycle import create_list
+from mailman.chains.headers import HeaderMatchRule
+from mailman.config import config
+from mailman.email.message import Message
+from mailman.interfaces.chain import LinkAction
+from mailman.testing.layers import ConfigLayer
+from mailman.testing.helpers import LogFileMark, configuration
+
+
+
+class TestHeaderChain(unittest.TestCase):
+    """Test the header chain code."""
+
+    layer = ConfigLayer
+
+    def setUp(self):
+        self._mlist = create_list('test@example.com')
+        # Python 2.6 does not have assertListEqual().
+        self._leq = getattr(self, 'assertListEqual', self.assertEqual)
+
+    @configuration('antispam', header_checks="""
+    Foo: a+
+    Bar: bb?
+    """)
+    def test_config_checks(self):
+        # Test that the header-match chain has the header checks from the
+        # configuration file.
+        chain = config.chains['header-match']
+        # The links are created dynamically; the rule names will all start
+        # with the same prefix, but have a variable suffix.  The actions will
+        # all be to jump to the named chain.  Do these checks now, while we
+        # collect other useful information.
+        post_checks = []
+        saw_any_rule = False
+        for link in chain.get_links(self._mlist, Message(), {}):
+            if link.rule.name == 'any':
+                saw_any_rule = True
+                self.assertEqual(link.action, LinkAction.jump)
+            elif saw_any_rule:
+                raise AssertionError("'any' rule was not last")
+            else:
+                self.assertEqual(link.rule.name[:13], 'header-match-')
+                self.assertEqual(link.action, LinkAction.defer)
+                post_checks.append((link.rule.header, link.rule.pattern))
+        self._leq(post_checks, [
+            ('Foo', 'a+'),
+            ('Bar', 'bb?'),
+            ])
+
+    @configuration('antispam', header_checks="""
+    Foo: foo
+    A-bad-line
+    Bar: bar
+    """)
+    def test_bad_configuration_line(self):
+        # Take a mark on the error log file.
+        mark = LogFileMark('mailman.error')
+        # A bad value in [antispam]header_checks should just get ignored, but
+        # with an error message logged.
+        chain = config.chains['header-match']
+        # The links are created dynamically; the rule names will all start
+        # with the same prefix, but have a variable suffix.  The actions will
+        # all be to jump to the named chain.  Do these checks now, while we
+        # collect other useful information.
+        post_checks = []
+        saw_any_rule = False
+        for link in chain.get_links(self._mlist, Message(), {}):
+            if link.rule.name == 'any':
+                saw_any_rule = True
+                self.assertEqual(link.action, LinkAction.jump)
+            elif saw_any_rule:
+                raise AssertionError("'any' rule was not last")
+            else:
+                self.assertEqual(link.rule.name[:13], 'header-match-')
+                self.assertEqual(link.action, LinkAction.defer)
+                post_checks.append((link.rule.header, link.rule.pattern))
+        self._leq(post_checks, [
+            ('Foo', 'foo'),
+            ('Bar', 'bar'),
+            ])
+        # Check the error log.
+        self.assertEqual(mark.readline()[-77:-1],
+                         'Configuration error: [antispam]header_checks '
+                         'contains bogus line: A-bad-line')
+
+    def test_duplicate_header_match_rule(self):
+        # 100% coverage: test an assertion in a corner case.
+        #
+        # Save the existing rules so they can be restored later.
+        saved_rules = config.rules.copy()
+        next_rule_name = 'header-match-{0:02}'.format(HeaderMatchRule._count)
+        config.rules[next_rule_name] = object()
+        try:
+            self.assertRaises(AssertionError,
+                              HeaderMatchRule, 'x-spam-score', '.*')
+        finally:
+            config.rules = saved_rules