def test_Iteration_Empty(self):
"""Attempts to iterate over no items returns no items"""
x = ForwardIteratingChooser([])
try:
x.getCurrentChoice()
self.fail()
except IndexError:
self.assert_(True, "Can't iterate over empty")
def test_Iteration_Empty(self):
"""Attempts to iterate over no items returns no items"""
x = ForwardIteratingChooser([])
try:
x.getCurrentChoice()
self.fail()
except IndexError:
self.assert_(True, "Can't iterate over empty")
def test_Iteration_iteratePastEnd(self):
"""Advancing past the end of the set still returns the last item"""
fruitlist = ["apple", "banana", "cherry"]
x = ForwardIteratingChooser(fruitlist)
x.gotoNext()
x.gotoNext()
result = x.getCurrentChoice()
# print result
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
def test_Iteration_iteratePastEnd(self):
"""Advancing past the end of the set still returns the last item"""
fruitlist = ["apple", "banana", "cherry"]
x = ForwardIteratingChooser(fruitlist)
x.gotoNext()
x.gotoNext()
result = x.getCurrentChoice()
# print result
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
def test_Iteration_iterateForwards(self):
"""Iterating forwards advances forwards through the set"""
fruitlist = ["apple", "banana", "cherry"]
x = ForwardIteratingChooser(fruitlist)
result = x.getCurrentChoice()
self.assert_(result == fruitlist[0], "Current choice is first item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[0],
"Current choice is still first item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[1], "Current choice is second item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[1],
"Current choice is still second item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2],
"Current choice is still 3rd item")
def test_Iteration_iterateForwards(self):
"""Iterating forwards advances forwards through the set"""
fruitlist = ["apple", "banana", "cherry"]
x = ForwardIteratingChooser(fruitlist)
result = x.getCurrentChoice()
self.assert_(result == fruitlist[0], "Current choice is first item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[0], "Current choice is still first item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[1], "Current choice is second item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[1], "Current choice is still second item")
x.gotoNext()
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2], "Current choice is 3rd item")
result = x.getCurrentChoice()
self.assert_(result == fruitlist[2], "Current choice is still 3rd item")