1 files changed, 54 insertions, 0 deletions
diff --git a/yarnutils/matches_tests.py b/yarnutils/matches_tests.py
new file mode 100644
index 0000000..46b664d
--- /dev/null
+++ b/yarnutils/matches_tests.py
@@ -0,0 +1,54 @@
+# Copyright 2017  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 unittest
+
+import yarnutils
+
+
+class GetNextMatchTests(unittest.TestCase):
+
+    def test_raises_error_if_no_matches(self):
+        yarnutils.set_env_for_matches({})
+        with self.assertRaises(Exception):
+            yarnutils.get_next_match()
+
+    def test_returns_first_match(self):
+        yarnutils.set_env_for_matches({
+            'MATCH_1': 'foo',
+        })
+        self.assertEqual(yarnutils.get_next_match(), 'foo')
+
+    def test_returns_first_two_matches(self):
+        yarnutils.set_env_for_matches({
+            'MATCH_1': 'foo',
+            'MATCH_2': 'bar',
+        })
+        self.assertEqual(yarnutils.get_next_match(), 'foo')
+        self.assertEqual(yarnutils.get_next_match(), 'bar')
+
+    def test_raises_error_after_last_match(self):
+        yarnutils.set_env_for_matches({})
+        yarnutils.set_env_for_matches({
+            'MATCH_1': 'foo',
+            'MATCH_2': 'bar',
+        })
+        yarnutils.get_next_match()
+        yarnutils.get_next_match()
+        with self.assertRaises(Exception):
+            yarnutils.get_next_match()