def test_string_representation(self):
one_quart = Size(quantity=1, unit="quart", price="$9")
vanilla = Flavor("vanilla")
quart_of_vanilla = IceCream(flavor=vanilla, size=one_quart)
self.assertEqual(str(quart_of_vanilla), '1 quart of vanilla')
self.assertEqual(str(quart_of_vanilla), '1 quart of vanilla')
two_scoops = IceCream(
flavor=Flavor("chocolate"),
size=Size(quantity=2, unit="scoop", price="$3"),
)
self.assertEqual(str(two_scoops), '2 scoops of chocolate')
def atomconvert(text, nts):
parr = [] # eg.[a 1 b 2 ]
atomparr = [] # eg.[1 2 3]
parr.clear()
atomparr.clear()
sumflag = 0
for chip in reversed(text):
# print(chip)
if "]" in chip:
sumflag = sumflag + chip.count("]")
# print(sumflag)
chip = chip.replace("[", "")
chip = chip.replace("]", "")
# print(chip)
if is_number(chip): # 如果是数字
atomparr.append(float(chip))
else: # 如果是字母
list.reverse(atomparr)
if chip == "a" or chip == "alpha":
parr.append(Alpha(*atomparr))
elif chip == "b" or chip == "brightness":
parr.append(Brightness(*atomparr))
elif chip == "sat" or chip == "saturation":
parr.append(Saturation(*atomparr))
elif chip == "h" or chip == "hue":
parr.append(Hue(*atomparr))
elif chip == "y":
parr.append(Y(*atomparr))
elif chip == "r" or chip == "rotate":
parr.append(Rotate(*atomparr))
elif chip == "f" or chip == "flip":
parr.append(Flip(*atomparr))
elif chip == "x":
parr.append(X(*atomparr))
elif chip == "s" or chip == "size":
parr.append(Size(*atomparr))
elif chip == "trans" or chip == "transform":
parr.append(Transform(*atomparr))
elif chip == "skew":
parr.append(Skew(*atomparr))
elif chip == "..":
parr.append(randRange(*atomparr))
# 统计完毕一个参数，清空数字列表
atomparr.clear()
list.reverse(parr)
if sumflag == 2:
# print("GG")
parr = [Leftbrac()] + parr + [Rightbrac()]
if text[0] == "CIRCLE":
return Circle(parr)
elif text[0] == "TRIANGLE":
return Triangle(parr)
elif text[0] == "SQUARE":
return Square(parr)
else:
ntName = text[0]
for n in nts:
if ntName == n.name:
return RuleCall(n, parr)
newNT = NonTerminal(ntName, [])
nts.append(newNT)
return RuleCall(newNT, parr)
def test_initializer(self):
one_quart = Size(quantity=1, unit="quart", price="$9")
vanilla = Flavor("vanilla")
quart_of_vanilla = IceCream(flavor=vanilla, size=one_quart)
self.assertEqual(quart_of_vanilla.size, one_quart)
self.assertEqual(quart_of_vanilla.flavor, vanilla)
def test_machine_string_representation(self):
size = Size(quantity=1, unit="cup", price="5")
self.assertEqual(repr(size), "Size(quantity=1, unit='cup', price='5')")
def test_pluralization(self):
size = Size(quantity=3, unit="pint", price="9.00")
self.assertEqual(str(size), "3 pints")
size = Size(quantity=3, unit="scoop", price="4.00")
self.assertEqual(str(size), "3 scoops")
def test_human_string_representation(self):
size = Size(quantity=1, unit="gram", price="5.00")
self.assertEqual(str(size), "1 gram")
size = Size(quantity=1, unit="scoop", price="5.00")
self.assertEqual(str(size), "1 scoop")
def test_initializer(self):
size = Size(quantity=1, unit="gram", price="5.00")
self.assertEqual(size.quantity, 1)
self.assertEqual(size.unit, "gram")
self.assertEqual(size.price, "5.00")