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Extended QMatrix test with QPoint reverse multiplication.

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Reviewed by Anderson Lizardo <anderson.lizardo@openbossa.org>
Reviewed by Hugo Parente <hugo.lima@openbossa.org>
This commit is contained in:
Marcelo Lira 2010-03-30 15:28:57 -03:00
commit 77c2be562b
1 changed files with 19 additions and 1 deletions
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20
tests/qtgui/qmatrix_test.py
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@ -1,8 +1,26 @@
import unittest import unittest
from PySide.QtGui import QMatrix4x4 from PySide.QtCore import QPoint
from PySide.QtGui import QMatrix, QMatrix4x4
def qpointTimesQMatrix(point, matrix):
'''As seen in "QPoint QMatrix::map(const QPoint &p) const" C++ implementation.'''
return QPoint(matrix.m11() * point.x() + matrix.m21() * point.y() + matrix.dx(),
matrix.m12() * point.x() + matrix.m22() * point.y() + matrix.dy())
class QMatrixTest(unittest.TestCase): class QMatrixTest(unittest.TestCase):
def testMatrix(self):
matrix = QMatrix(11, 12, 21, 22, 100, 200)
point = QPoint(3, 3)
self.assertEqual(point * matrix, qpointTimesQMatrix(point, matrix))
def testMatrixWithWrongType(self):
matrix = QMatrix(11, 12, 21, 22, 100, 200)
point = QPoint(3, 3)
self.assertRaises(TypeError, matrix.__mul__, point)
def testMatrix4x4(self): def testMatrix4x4(self):
self.assertRaises(TypeError, QMatrix4x4, [0.0, 1.0, 2.0, 3.0]) self.assertRaises(TypeError, QMatrix4x4, [0.0, 1.0, 2.0, 3.0])
self.assertRaises(TypeError, QMatrix4x4, [0.0, 1.0, 2.0, 'I', self.assertRaises(TypeError, QMatrix4x4, [0.0, 1.0, 2.0, 'I',