def testRemoveColumn(self):
q1 = LinkedMatrix(3, 4, "t")
q1[(1, 0)] = "should be removed"
x1, y1 = q1.dimensions
q1.removeColumn(1)
x2, y2 = q1.dimensions
self.assertEquals(y1, y2, "deleting column: a row disappeared!")
self.assertNotEquals(x1, x2, "deleting column: dimensions didn't change")
self.assertEquals(x1 - 1, x2, "deleting column: wrong new dimensions")
self.assertNotEquals(q1[(1, 0)], "should be removed",
"deleting column: old column still remains")
def testRemoveColumn(self):
q1 = LinkedMatrix(3, 4, "t")
q1[(1, 0)] = "should be removed"
x1, y1 = q1.dimensions
q1.removeColumn(1)
x2, y2 = q1.dimensions
self.assertEquals(y1, y2, "deleting column: a row disappeared!")
self.assertNotEquals(x1, x2,
"deleting column: dimensions didn't change")
self.assertEquals(x1 - 1, x2, "deleting column: wrong new dimensions")
self.assertNotEquals(q1[(1, 0)], "should be removed",
"deleting column: old column still remains")
def testInsertAndDeleteColumn1(self):
q1 = LinkedMatrix(2, 3, "t")
strBefore = str(q1)
d = q1.dimensions
q1.removeColumn(1)
strDuring = str(q1)
q1.insertColumn(1)
strAfter = str(q1)
self.assertEquals(d, q1.dimensions,
"inserting & deleting columns: dimensions were not updated")
self.assertNotEquals(strBefore, strDuring,
"inserting & deleting columns: nothing changed during delete")
message = '''inserting & deleting columns: 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 testInsertAndDeleteColumn1(self):
q1 = LinkedMatrix(2, 3, "t")
strBefore = str(q1)
d = q1.dimensions
q1.removeColumn(1)
strDuring = str(q1)
q1.insertColumn(1)
strAfter = str(q1)
self.assertEquals(
d, q1.dimensions,
"inserting & deleting columns: dimensions were not updated")
self.assertNotEquals(
strBefore, strDuring,
"inserting & deleting columns: nothing changed during delete")
message = '''inserting & deleting columns: 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)
