[tests] Add unit tests for pulseaudio module

tests/modules/test_pulseaudio.py

@@ -0,0 +1,34 @@
+# pylint: disable=C0103,C0111
+
+import mock
+import unittest
+
+import tests.mocks as mocks
+
+from bumblebee.input import LEFT_MOUSE, RIGHT_MOUSE, WHEEL_UP, WHEEL_DOWN
+from bumblebee.modules.pulseaudio import Module
+
+class TestPulseAudioModule(unittest.TestCase):
+    def setUp(self):
+        mocks.setup_test(self, Module)
+
+    def tearDown(self):
+        mocks.teardown_test(self)
+
+    def test_leftclick(self):
+        mocks.mouseEvent(stdin=self.stdin, button=LEFT_MOUSE, inp=self.input, module=self.module)
+        self.popen.assert_call("pactl set-source-mute @DEFAULT_SOURCE@ toggle")
+
+    def test_rightclick(self):
+        mocks.mouseEvent(stdin=self.stdin, button=RIGHT_MOUSE, inp=self.input, module=self.module)
+        self.popen.assert_call("pavucontrol")
+
+    def test_wheelup(self):
+        mocks.mouseEvent(stdin=self.stdin, button=WHEEL_UP, inp=self.input, module=self.module)
+        self.popen.assert_call("pactl set-source-volume @DEFAULT_SOURCE@ +2%")
+
+    def test_wheeldown(self):
+        mocks.mouseEvent(stdin=self.stdin, button=WHEEL_DOWN, inp=self.input, module=self.module)
+        self.popen.assert_call("pactl set-source-volume @DEFAULT_SOURCE@ -2%")
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4