def testRemoveRow(self): q1 = LinkedMatrix(2, 3, "t") q1[(0, 1)] = "should be removed" x1, y1 = q1.dimensions q1.removeRow(1) x2, y2 = q1.dimensions self.assertEquals(x1, x2, "deleting row: a column disappeared!") self.assertNotEquals(y1, y2, "deleting row: dimensions didn't change") self.assertEquals(y1 - 1, y2, "deleting row: wrong new dimensions") self.assertNotEquals(q1[(0, 1)], "should be removed", "deleting row: old row still remains")
def testInsertAndDeleteRow2(self): q1 = LinkedMatrix(2, 3, "t") strBefore = str(q1) d = q1.dimensions q1.removeRow(1) strDuring = str(q1) q1.insertRow(1) strAfter = str(q1) self.assertEquals(d, q1.dimensions, "inserting & deleting rows: dimensions were not updated") self.assertNotEquals(strBefore, strDuring, "inserting & deleting rows: nothing changed during delete") message = '''inserting & deleting rows: values changed unexpectedly before we deleted, the test matrix contained: {} after we deleted, the test matrix contained: {} after we inserted, the test matrix contained: {}''' message = message.format(strBefore, strDuring, strAfter) self.assertEquals(strBefore, strAfter, message)
def testInsertAndDeleteRow2(self): q1 = LinkedMatrix(2, 3, "t") strBefore = str(q1) d = q1.dimensions q1.removeRow(1) strDuring = str(q1) q1.insertRow(1) strAfter = str(q1) self.assertEquals( d, q1.dimensions, "inserting & deleting rows: dimensions were not updated") self.assertNotEquals( strBefore, strDuring, "inserting & deleting rows: nothing changed during delete") message = '''inserting & deleting rows: values changed unexpectedly before we deleted, the test matrix contained: {} after we deleted, the test matrix contained: {} after we inserted, the test matrix contained: {}''' message = message.format(strBefore, strDuring, strAfter) self.assertEquals(strBefore, strAfter, message)