def testRemovingLastRow(self):
grid = GridLayout(2, 1)
grid.addComponent(Label('Col1'))
grid.addComponent(Label('Col2'))
try:
# Removing the last row in the grid
grid.removeRow(0)
except ValueError:
# Removing the last row should not throw a ValueError
self.fail('removeRow(0) threw an ValueError '
'when removing the last row')
# The column amount should be preserved
self.assertEquals(2, grid.getColumns())
# There should be one row left
self.assertEquals(1, grid.getRows())
# There should be no component left in the grid layout
self.assertEquals(grid.getComponent(0, 0), None,
'A component should not be left in the layout')
self.assertEquals(grid.getComponent(1, 0), None,
'A component should not be left in the layout')
# The cursor should be in the first cell
self.assertEquals(0, grid.getCursorX())
self.assertEquals(0, grid.getCursorY())
def testRemovingLastRow(self):
grid = GridLayout(2, 1)
grid.addComponent(Label('Col1'))
grid.addComponent(Label('Col2'))
try:
# Removing the last row in the grid
grid.removeRow(0)
except ValueError:
# Removing the last row should not throw a ValueError
self.fail('removeRow(0) threw an ValueError '
'when removing the last row')
# The column amount should be preserved
self.assertEquals(2, grid.getColumns())
# There should be one row left
self.assertEquals(1, grid.getRows())
# There should be no component left in the grid layout
self.assertEquals(grid.getComponent(0, 0), None,
'A component should not be left in the layout')
self.assertEquals(grid.getComponent(1, 0), None,
'A component should not be left in the layout')
# The cursor should be in the first cell
self.assertEquals(0, grid.getCursorX())
self.assertEquals(0, grid.getCursorY())
class ComponentAttachDetachListenerTest(TestCase):
def resetVariables(self):
# Attach
self._attachCounter = 0
self._attachedComponent = None
self._attachTarget = None
self._foundInContainer = False
# Detach
self._detachCounter = 0
self._detachedComponent = None
self._detachedTarget = None
# Common
self._indexOfComponent = -1
self._componentArea = None
self._componentPosition = None
def setUp(self):
super(ComponentAttachDetachListenerTest, self).setUp()
# General variables
self._attachCounter = 0
self._attachedComponent = None
self._attachTarget = None
self._foundInContainer = False
self._detachCounter = 0
self._detachedComponent = None
self._detachedTarget = None
# Ordered layout specific variables
self._indexOfComponent = -1
# Grid layout specific variables
self._componentArea = None
# Absolute layout specific variables
self._componentPosition = None
self._olayout = HorizontalLayout()
self._olayout.addListener(MyAttachListener(self),
IComponentAttachListener)
self._olayout.addListener(MyDetachListener(self),
IComponentDetachListener)
self._gridlayout = GridLayout()
self._gridlayout.addListener(MyAttachListener(self),
IComponentAttachListener)
self._gridlayout.addListener(MyDetachListener(self),
IComponentDetachListener)
self._absolutelayout = AbsoluteLayout()
self._absolutelayout.addListener(MyAttachListener(self),
IComponentAttachListener)
self._absolutelayout.addListener(MyDetachListener(self),
IComponentDetachListener)
self._csslayout = CssLayout()
self._csslayout.addListener(MyAttachListener(self),
IComponentAttachListener)
self._csslayout.addListener(MyDetachListener(self),
IComponentDetachListener)
def testOrderedLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._olayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._olayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The index of the component should not be -1
self.assertFalse(self._indexOfComponent == -1)
def testOrderedLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._olayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._olayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._olayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The index of the component should be -1
self.assertEquals(-1, self._indexOfComponent)
def testGridLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._gridlayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._gridlayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The grid area should not be null
self.assertIsNotNone(self._componentArea)
def testGridLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._gridlayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._gridlayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._gridlayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The grid area should be null
self.assertIsNone(self._componentArea)
def testAbsoluteLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._absolutelayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._absolutelayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The component position should not be null
self.assertIsNotNone(self._componentPosition)
def testAbsoluteLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._absolutelayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._absolutelayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._absolutelayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The component position should be null
self.assertIsNone(self._componentPosition)
def testCSSLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._csslayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._csslayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
def testCSSLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._csslayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._csslayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._csslayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
class ComponentAttachDetachListenerTest(TestCase):
def resetVariables(self):
# Attach
self._attachCounter = 0
self._attachedComponent = None
self._attachTarget = None
self._foundInContainer = False
# Detach
self._detachCounter = 0
self._detachedComponent = None
self._detachedTarget = None
# Common
self._indexOfComponent = -1
self._componentArea = None
self._componentPosition = None
def setUp(self):
super(ComponentAttachDetachListenerTest, self).setUp()
# General variables
self._attachCounter = 0
self._attachedComponent = None
self._attachTarget = None
self._foundInContainer = False
self._detachCounter = 0
self._detachedComponent = None
self._detachedTarget = None
# Ordered layout specific variables
self._indexOfComponent = -1
# Grid layout specific variables
self._componentArea = None
# Absolute layout specific variables
self._componentPosition = None
self._olayout = HorizontalLayout()
listener = MyAttachListener(self)
self._olayout.addListener(listener, IComponentAttachListener)
listener = MyDetachListener(self)
self._olayout.addListener(listener, IComponentDetachListener)
self._gridlayout = GridLayout()
listener = MyAttachListener(self)
self._gridlayout.addListener(listener, IComponentAttachListener)
listener = MyDetachListener(self)
self._gridlayout.addListener(listener, IComponentDetachListener)
self._absolutelayout = AbsoluteLayout()
listener = MyAttachListener(self)
self._absolutelayout.addListener(listener, IComponentAttachListener)
listener = MyDetachListener(self)
self._absolutelayout.addListener(listener, IComponentDetachListener)
self._csslayout = CssLayout()
listener = MyAttachListener(self)
self._csslayout.addListener(listener, IComponentAttachListener)
listener = MyDetachListener(self)
self._csslayout.addListener(listener, IComponentDetachListener)
def testOrderedLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._olayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._olayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The index of the component should not be -1
self.assertFalse(self._indexOfComponent == -1)
def testOrderedLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._olayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._olayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._olayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The index of the component should be -1
self.assertEquals(-1, self._indexOfComponent)
def testGridLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._gridlayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._gridlayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The grid area should not be null
self.assertIsNotNone(self._componentArea)
def testGridLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._gridlayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._gridlayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._gridlayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The grid area should be null
self.assertIsNone(self._componentArea)
def testAbsoluteLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._absolutelayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._absolutelayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
# The component position should not be null
self.assertIsNotNone(self._componentPosition)
def testAbsoluteLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._absolutelayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._absolutelayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._absolutelayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)
# The component position should be null
self.assertIsNone(self._componentPosition)
def testCSSLayoutAttachListener(self):
# Reset state variables
self.resetVariables()
# Add component -> Should trigger attach listener
comp = Label()
self._csslayout.addComponent(comp)
# Attach counter should get incremented
self.assertEquals(1, self._attachCounter)
# The attached component should be the label
self.assertEquals(comp, self._attachedComponent)
# The attached target should be the layout
self.assertEquals(self._csslayout, self._attachTarget)
# The attached component should be found in the container
self.assertTrue(self._foundInContainer)
def testCSSLayoutDetachListener(self):
# Add a component to detach
comp = Label()
self._csslayout.addComponent(comp)
# Reset state variables (since they are set by the attach listener)
self.resetVariables()
# Detach the component -> triggers the detach listener
self._csslayout.removeComponent(comp)
# Detach counter should get incremented
self.assertEquals(1, self._detachCounter)
# The detached component should be the label
self.assertEquals(comp, self._detachedComponent)
# The detached target should be the layout
self.assertEquals(self._csslayout, self._detachedTarget)
# The detached component should not be found in the container
self.assertFalse(self._foundInContainer)