1 files changed, 113 insertions, 0 deletions
diff --git a/tests/signals/signal_emission_gui_test.py b/tests/signals/signal_emission_gui_test.py
new file mode 100644
index 000000000..4e949e548
--- /dev/null
+++ b/tests/signals/signal_emission_gui_test.py
@@ -0,0 +1,113 @@
+#!/usr/bin/env python
+
+"""Tests covering signal emission and receiving to python slots"""
+
+import unittest
+
+from PySide.QtCore import QObject, SIGNAL, SLOT
+
+try:
+    from PySide.QtGui import QSpinBox, QPushButton
+except ImportError:
+    pass
+
+from helper import BasicPySlotCase, UsesQApplication
+from helper.decorators import requires
+
+@requires('PySide.QtGui')
+class ButtonPySlot(UsesQApplication, BasicPySlotCase):
+    """Tests the connection of python slots to QPushButton signals"""
+
+    def testButtonClicked(self):
+        """Connection of a python slot to QPushButton.clicked()"""
+        button = QPushButton('Mylabel')
+        QObject.connect(button, SIGNAL('clicked()'), self.cb)
+        self.args = tuple()
+        button.emit(SIGNAL('clicked()'))
+        self.assert_(self.called)
+
+    def testButtonClick(self):
+        """Indirect qt signal emission using the QPushButton.click() method """
+        button = QPushButton('label')
+        QObject.connect(button, SIGNAL('clicked()'), self.cb)
+        self.args = tuple()
+        button.click()
+        self.assert_(self.called)
+
+
+@requires('PySide.QtGui')
+class SpinBoxPySlot(UsesQApplication, BasicPySlotCase):
+    """Tests the connection of python slots to QSpinBox signals"""
+
+    def setUp(self):
+        super(SpinBoxPySlot, self).setUp()
+        self.spin = QSpinBox()
+
+    def tearDown(self):
+        del self.spin
+        super(SpinBoxPySlot, self).tearDown()
+
+    def testSpinBoxValueChanged(self):
+        """Connection of a python slot to QSpinBox.valueChanged(int)"""
+        QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+        self.args = [3]
+        self.spin.emit(SIGNAL('valueChanged(int)'), *self.args)
+        self.assert_(self.called)
+
+    def testSpinBoxValueChangedImplicit(self):
+        """Indirect qt signal emission using QSpinBox.setValue(int)"""
+        QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+        self.args = [42]
+        self.spin.setValue(self.args[0])
+        self.assert_(self.called)
+
+    def atestSpinBoxValueChangedFewArgs(self):
+        """Emission of signals with fewer arguments than needed"""
+        # XXX: PyQt4 crashes on the assertRaises
+        QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+        self.args = (554,)
+        self.assertRaises(TypeError, self.spin.emit, SIGNAL('valueChanged(int)'))
+
+@requires('PySide.QtGui')
+class QSpinBoxQtSlots(UsesQApplication):
+    """Tests the connection to QSpinBox qt slots"""
+
+    qapplication = True
+
+    def testSetValueIndirect(self):
+        """Indirect signal emission: QSpinBox using valueChanged(int)/setValue(int)"""
+        spinSend = QSpinBox()
+        spinRec = QSpinBox()
+
+        spinRec.setValue(5)
+
+        QObject.connect(spinSend, SIGNAL('valueChanged(int)'), spinRec, SLOT('setValue(int)'))
+        self.assertEqual(spinRec.value(), 5)
+        spinSend.setValue(3)
+        self.assertEqual(spinRec.value(), 3)
+        self.assertEqual(spinSend.value(), 3)
+
+    def testSetValue(self):
+        """Direct signal emission: QSpinBox using valueChanged(int)/setValue(int)"""
+        spinSend = QSpinBox()
+        spinRec = QSpinBox()
+
+        spinRec.setValue(5)
+        spinSend.setValue(42)
+
+        QObject.connect(spinSend, SIGNAL('valueChanged(int)'), spinRec, SLOT('setValue(int)'))
+        self.assertEqual(spinRec.value(), 5)
+        self.assertEqual(spinSend.value(), 42)
+        spinSend.emit(SIGNAL('valueChanged(int)'), 3)
+
+        self.assertEqual(spinRec.value(), 3)
+        #Direct emission shouldn't change the value of the emitter
+        self.assertEqual(spinSend.value(), 42)
+
+        spinSend.emit(SIGNAL('valueChanged(int)'), 66)
+        self.assertEqual(spinRec.value(), 66)
+        self.assertEqual(spinSend.value(), 42)
+
+
+if __name__ == '__main__':
+    unittest.main()