1 files changed, 100 insertions, 0 deletions
diff --git a/solo-tool-project/test/notifier_unittest.py b/solo-tool-project/test/notifier_unittest.py
new file mode 100644
index 0000000..8a6e988
--- /dev/null
+++ b/solo-tool-project/test/notifier_unittest.py
@@ -0,0 +1,100 @@
+import pytest
+
+from solo_tool.notifier import Notifier
+from player_mock import Player
+
+@pytest.fixture
+def mockPlayer():
+    return Player()
+
+@pytest.fixture
+def uut(mockPlayer):
+    return Notifier(mockPlayer)
+
+def test_allEvents(uut):
+    def checkEvent(uut, event):
+        callbacks = 2
+        calledFlags = [False] * callbacks
+        values = [None] * callbacks
+
+        def createCallback(i):
+            def cb(value):
+                nonlocal calledFlags, values
+                calledFlags[i] = True
+                values[i] = value
+
+            return cb
+
+        for i in range(0, callbacks):
+            uut.registerCallback(event, createCallback(i))
+
+        assert not any(calledFlags)
+        uut.notify(event, 123)
+        assert all(calledFlags)
+        assert values == [123] * callbacks
+
+    checkEvent(uut, Notifier.PLAYING_STATE_EVENT)
+    checkEvent(uut, Notifier.PLAYBACK_VOLUME_EVENT)
+    checkEvent(uut, Notifier.PLAYBACK_RATE_EVENT)
+    checkEvent(uut, Notifier.CURRENT_SONG_EVENT)
+    checkEvent(uut, Notifier.CURRENT_AB_EVENT)
+    checkEvent(uut, Notifier.AB_LIMIT_ENABLED_EVENT)
+
+def test_eventWithoutRegisteredCallbacks(uut):
+    uut.notify(Notifier.PLAYING_STATE_EVENT, 0)
+    # expect no crash
+
+def test_eventsWithMockPlayer(uut, mockPlayer):
+    def checkEvent(eventCode, simulateEvent, expectedValue):
+        called = False
+        receivedValue = None
+        def callback(value):
+            nonlocal called, receivedValue
+            called = True
+            receivedValue = value
+
+        uut.registerCallback(eventCode, callback)
+
+        assert not called
+        simulateEvent()
+        assert called
+        assert receivedValue == expectedValue
+
+    mockPlayer.state = 1
+    mockPlayer.volume = 75
+
+    checkEvent(Notifier.PLAYING_STATE_EVENT, mockPlayer.simulatePlayingStateChanged, True)
+    checkEvent(Notifier.PLAYBACK_VOLUME_EVENT, mockPlayer.simulatePlaybackVolumeChanged, 75)
+
+def test_singleEventNotification(uut):
+    playingStateCalled = False
+    def playingStateCallback(value):
+        nonlocal playingStateCalled
+        playingStateCalled = True
+
+    volumeCalled = False
+    def volumeCallback(value):
+        nonlocal volumeCalled
+        volumeCalled = True
+
+    uut.registerCallback(Notifier.PLAYING_STATE_EVENT, playingStateCallback)
+    uut.registerCallback(Notifier.PLAYBACK_VOLUME_EVENT, volumeCallback)
+
+    assert not playingStateCalled
+    assert not volumeCalled
+
+    uut.notify(Notifier.PLAYING_STATE_EVENT, 0)
+    assert playingStateCalled
+    assert not volumeCalled
+
+    playingStateCalled = False
+
+    uut.notify(Notifier.PLAYBACK_VOLUME_EVENT, 0)
+    assert not playingStateCalled
+    assert volumeCalled
+
+    volumeCalled = False
+
+    uut.notify(Notifier.PLAYBACK_RATE_EVENT, 0)
+    assert not playingStateCalled
+    assert not volumeCalled