def test_onZoomOut(self):
"""
Test zoom out
"""
currentZoom = self.app.canvas.plotter.zoom
event = MouseEvent(name = "button_press_event", button = MouseButton.LEFT, canvas = self.app.canvas.canvas, x = 503, y = 670)
event.xdata = -90
event.ydata = 45
event.button = MouseButton.LEFT
self.app.canvas.onZoomIn(event)
event.xdata = 1
event.ydata = 1
self.app.canvas.onZoomOut(event)
self.assertEqual(self.app.canvas.plotter.zoom, currentZoom)
def test_onZoomIn1(self):
"""
Test zoom in on bottom-right quadrant
"""
currentZoom = self.app.canvas.plotter.zoom
event = MouseEvent(name = "button_press_event", button = MouseButton.LEFT, canvas = self.app.canvas.canvas, x = 503, y = 670)
event.xdata = 90
event.ydata = -45
event.button = MouseButton.LEFT
self.app.canvas.onZoomIn(event)
self.assertEqual(self.app.canvas.plotter.zoom, currentZoom + 1)
def test_zoomInBottomRightAndZoomOut(self):
"""
Tests the zoomIn and zoomOut function for the bottom-right quadrant
"""
event = MouseEvent(name = "button_press_event", button = MouseButton.LEFT, canvas = self.app.canvas.canvas, x = 503, y = 670)
event.xdata = 90
event.ydata = -45
event.button = MouseButton.LEFT
currentZoom = self.app.canvas.plotter.zoom
currentCenterX = self.app.canvas.plotter.centerX
currentCenterY = self.app.canvas.plotter.centerY
width = self.app.canvas.plotter.width
height = self.app.canvas.plotter.height
self.app.canvas.plotter.zoomIn(event)
self.assertEqual(self.app.canvas.plotter.zoom, currentZoom + 1)
self.assertEqual(self.app.canvas.plotter.centerX, currentCenterX + width/4)
self.assertEqual(self.app.canvas.plotter.centerY, currentCenterY - height/4)
self.app.canvas.plotter.zoomOut(event)
self.assertEqual(self.app.canvas.plotter.zoom, currentZoom)
self.assertEqual(self.app.canvas.plotter.centerX, currentCenterX)
self.assertEqual(self.app.canvas.plotter.centerY, currentCenterY)