1 files changed, 132 insertions, 0 deletions
diff --git a/yarnhelper_tests.py b/yarnhelper_tests.py
new file mode 100644
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+++ b/yarnhelper_tests.py
@@ -0,0 +1,132 @@
+# Copyright 2016  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/>.
+#
+# =*= License: GPL-3+ =*=
+
+
+import os
+import unittest
+
+import yarnhelper
+
+
+class GetNextMatchTests(unittest.TestCase):
+
+    def test_raises_error_if_no_next_match(self):
+        h = yarnhelper.YarnHelper()
+        h.set_environment({})
+        with self.assertRaises(yarnhelper.Error):
+            h.get_next_match()
+
+    def test_returns_first_match_if_there(self):
+        h = yarnhelper.YarnHelper()
+        h.set_environment({
+            'MATCH_1': 'first',
+        })
+        self.assertEqual(h.get_next_match(), 'first')
+
+    def test_returns_second_match_if_there(self):
+        h = yarnhelper.YarnHelper()
+        h.set_environment({
+            'MATCH_1': 'first',
+            'MATCH_2': 'second',
+        })
+        self.assertEqual(h.get_next_match(), 'first')
+        self.assertEqual(h.get_next_match(), 'second')
+
+    def test_raises_error_if_no_more_matches(self):
+        h = yarnhelper.YarnHelper()
+        h.set_environment({
+            'MATCH_1': 'first',
+        })
+        self.assertEqual(h.get_next_match(), 'first')
+        with self.assertRaises(yarnhelper.Error):
+            h.get_next_match()
+
+
+class PersistentVariableTests(unittest.TestCase):
+
+    def setUp(self):
+        # We need this so that tearDown works
+        pass
+
+    def tearDown(self):
+        if os.path.exists(yarnhelper.variables_filename):
+            os.remove(yarnhelper.variables_filename)
+
+    def test_raises_error_if_no_such_variable(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.get_variable('FOO')
+            print
+            print 'variables:', h._variables
+
+    def test_sets_variable_persistently(self):
+        h = yarnhelper.YarnHelper()
+        h.set_variable('FOO', 'bar')
+
+        h2 = yarnhelper.YarnHelper()
+        self.assertEqual(h2.get_variable('FOO'), 'bar')
+
+
+class HttpTests(unittest.TestCase):
+
+    def test_constructs_aliased_request(self):
+        h = yarnhelper.YarnHelper()
+        server = 'new.example.com'
+        url = 'http://www.example.com/path'
+        r = h.construct_aliased_http_request(server, 'GET', url)
+        self.assertEqual(r.url, 'http://new.example.com/path')
+        self.assertEqual(r.headers['Host'], 'www.example.com')
+
+
+class AssertionTests(unittest.TestCase):
+
+    def test_assertEqual_asserts_equals_correctly(self):
+        h = yarnhelper.YarnHelper()
+        self.assertEqual(h.assertEqual(0, 0), None)
+
+    def test_assertEqual_raises_error_for_nonequal_values(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.assertEqual(0, 1)
+
+    def test_assertNotEqual_asserts_nonequal_correct(self):
+        h = yarnhelper.YarnHelper()
+        self.assertEqual(h.assertNotEqual(0, 1), None)
+
+    def test_assertNotEqual_raises_error_for_equal_values(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.assertNotEqual(0, 0)
+
+    def test_assertGreaterThan_raises_error_for_equal_values(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.assertGreaterThan(0, 0)
+
+    def test_assertGreaterThan_raises_error_for_unordered_values(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.assertGreaterThan(0, 1)
+
+    def test_assertIn_asserts_correctly(self):
+        h = yarnhelper.YarnHelper()
+        self.assertEqual(h.assertIn('ana', 'banana'), None)
+
+    def test_assertIn_raises_error_for_false(self):
+        h = yarnhelper.YarnHelper()
+        with self.assertRaises(yarnhelper.Error):
+            h.assertIn('nope', 'banana')