[tests] add pytest for core.input

see #642

pytests/core/test_input.py

@@ -0,0 +1,104 @@
+import pytest
+
+import core.input
+
+
+@pytest.fixture
+def obj():
+    return core.input.Object()
+
+
+@pytest.fixture
+def obj2():
+    return core.input.Object()
+
+
+@pytest.fixture
+def cb(mocker):
+    return mocker.MagicMock()
+
+
+@pytest.fixture
+def cb2(mocker):
+    return mocker.MagicMock()
+
+
+def event(input_object):
+    return {"button": core.input.LEFT_MOUSE, "instance": input_object.id}
+
+
+def event2(input_object):
+    return {"button": core.input.RIGHT_MOUSE, "instance": input_object.id}
+
+
+def test_callable_gets_called(obj, cb):
+    core.input.register(obj, event(obj)["button"], cb)
+    core.input.trigger(event(obj))
+
+    cb.assert_called_once_with(event(obj))
+
+
+def test_nonexistent_callback(obj, obj2, cb):
+    core.input.register(obj, event(obj)["button"], cb)
+    core.input.trigger(event(obj2))
+
+    cb.assert_not_called()
+
+
+def test_different_events(obj, obj2, cb, cb2):
+    core.input.register(obj, event(obj)["button"], cb)
+    core.input.register(obj, event2(obj)["button"], cb)
+    core.input.register(obj2, event(obj)["button"], cb2)
+    core.input.register(obj2, event2(obj)["button"], cb2)
+
+    core.input.trigger(event(obj))
+    core.input.trigger(event2(obj))
+
+    cb.assert_any_call(event(obj))
+    cb.assert_any_call(event2(obj))
+    cb2.assert_not_called()
+
+
+def test_multiple_registrations(obj, cb, cb2):
+    core.input.register(obj, event(obj)["button"], cb)
+    core.input.register(obj, event(obj)["button"], cb2)
+
+    core.input.trigger(event(obj))
+
+    cb.assert_called_once_with(event(obj))
+    cb2.assert_called_once_with(event(obj))
+
+
+def test_event_names():
+    assert core.input.button_name(core.input.LEFT_MOUSE) == "left-mouse"
+    assert core.input.button_name(core.input.RIGHT_MOUSE) == "right-mouse"
+    assert core.input.button_name(core.input.MIDDLE_MOUSE) == "middle-mouse"
+    assert core.input.button_name(core.input.WHEEL_UP) == "wheel-up"
+    assert core.input.button_name(core.input.WHEEL_DOWN) == "wheel-down"
+    assert core.input.button_name(12345) == "n/a"
+
+
+def test_non_callable_callback(mocker, obj):
+    cli = mocker.patch("core.input.util.cli")
+    cli.execute.return_value = ""
+
+    core.input.register(obj, event(obj)["button"], "sample-command")
+
+    core.input.trigger(event(obj))
+
+    cli.execute.assert_called_once_with("sample-command", wait=False, shell=True)
+
+
+def test_non_existent_callback(mocker, obj):
+    cli = mocker.patch("core.input.util.cli")
+    cli.execute.return_value = ""
+    cli.execute.side_effect = RuntimeError("some-error")
+
+    core.input.register(obj, event(obj)["button"], "sample-command")
+
+    core.input.trigger(event(obj))
+
+    cli.execute.assert_called_once_with("sample-command", wait=False, shell=True)
+
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4