def testMedium_4(self):
"""
testMedium_4
tests for an invalid path for a 3 x 3.
"""
path = get_path("cases/5.in")
assert path is None
def testLarge_2(self):
"""
testLarge_2
tests for a trivial path for a 4 x 4.
"""
actual_length = 12
path = get_path("cases/7.in")
self.assertEqual(actual_length, len(path))
def testMedium_3(self):
"""
testMedium_3
tests the correct path for a 3 x 3. Harmony 3
puzzle 1 of 2015 holiday pack.
"""
actual_length = 5
path = get_path("cases/4.in")
self.assertEqual(actual_length, len(path))
def testMedium_2(self):
"""
testMedium_2
tests the correct path for a 3 x 3. Harmony 3
puzzle 1 of pack 1.
"""
actual_length = 5
path = get_path("cases/3.in")
self.assertEqual(actual_length, len(path))
def testMedium_1(self):
"""
testMedium_1
tests the correct path for a 3 x 3. Trivial
test case for debugging.
"""
actual_length = 2
path = get_path("cases/2.in")
self.assertEqual(actual_length, len(path))
def testSmall_1(self):
"""
testSmall_1
tests the correct path for a 2 x 2. Trivial
test case for debugging.
"""
actual_length = 1
path = get_path("cases/1.in")
self.assertEqual(actual_length, len(path))
def testLarge_3(self):
"""
testLarge_3
tests for a trivial path for Harmony 3
puzzle 8 of pack 1.
"""
actual_length = 11
path = get_path("cases/8.in")
self.assertEqual(actual_length, len(path))