def test_diff4(self):
assert generate.diff('txt', 'invalid file!') is False
def test_diff2(self):
assert generate.diff('nope', './file.html') is False
def test_diff3(self):
assert generate.diff('./file.html', 'txt') is False
def test_diff1(self):
assert generate.diff('hello world!', './file.html')
