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#!/usr/bin/python
'''Test cases for QRect'''

import unittest

from PySide.QtCore import QPoint, QRect

class RectConstructor(unittest.TestCase):

    def testDefault(self):
        #QRect()
        obj = QRect()

        self.assert_(obj.isNull())

    def testConstructorQPoint(self):
        topLeft = QPoint(3, 0)
        bottomRight = QPoint(0, 3)

        rect1 = QRect(topLeft, bottomRight)
        rect2 = QRect(topLeft, bottomRight)

        self.assertEqual(rect1, rect2)

class RectOperator(unittest.TestCase):
    '''Test case for QRect operators'''

    def testEqual(self):
        '''QRect == QRect
        Note: operator == must be working as it's the main check
        for correctness'''
        rect1 = QRect()
        rect2 = QRect()
        self.assertEqual(rect1, rect2)

        rect1 = QRect(0, 4, 100, 300)
        rect2 = QRect(0, 4, 100, 300)
        self.assertEqual(rect1, rect2)

    def testNullRectIntersection(self):
        #QRect & QRect for null rects
        rect1 = QRect()
        rect2 = QRect()
        rect3 = rect1 & rect2
        self.assertEqual(rect3, rect1)
        self.assertEqual(rect3, rect2)

    def testNoIntersect(self):
        '''QRect & QRect for non-intersecting QRects
        Non-intersecting QRects return a 'null' QRect for operator &'''
        rect1 = QRect(10, 10, 5, 5)
        rect2 = QRect(20, 20, 5, 5)
        rect3 = rect1 & rect2
        self.assertEqual(rect3, QRect())

    def testIntersectPartial(self):
        #QRect & QRect for partial intersections
        rect1 = QRect(10, 10, 10, 10)
        rect2 = QRect(15, 15, 10, 10)
        rect3 = rect1 & rect2
        self.assertEqual(rect3, QRect(15, 15, 5, 5))

    def testIntersetEnclosed(self):
        #QRect & QRect for a qrect inside another
        rect1 = QRect(10, 10, 20, 20)
        rect2 = QRect(15, 15, 5, 5)
        rect3 = rect1 & rect2
        self.assertEqual(rect3, rect2)

    def testNullRectIntersectBounding(self):
        #QRect | QRect for null rects
        rect1 = QRect()
        rect2 = QRect()
        rect3 = rect1 & rect2
        self.assertEqual(rect3, rect1)
        self.assertEqual(rect3, rect2)

    def testNoIntersectBounding(self):
        '''QRect | QRect for non-intersecting QRects
        Non-intersecting QRects return a greater QRect for operator |'''
        rect1 = QRect(10, 10, 5, 5)
        rect2 = QRect(20, 20, 5, 5)
        rect3 = rect1 | rect2
        self.assertEqual(rect3, QRect(10, 10, 15, 15))

    def testBoundingPartialIntersection(self):
        #QRect | QRect for partial intersections
        rect1 = QRect(10, 10, 10, 10)
        rect2 = QRect(15, 15, 10, 10)
        rect3 = rect1 | rect2
        self.assertEqual(rect3, QRect(10, 10, 15, 15))

    def testBoundingEnclosed(self):
        #QRect | QRect for a qrect inside another
        rect1 = QRect(10, 10, 20, 20)
        rect2 = QRect(15, 15, 5, 5)
        rect3 = rect1 | rect2
        self.assertEqual(rect3, rect1)


if __name__ == '__main__':
    unittest.main()