def test_equality(self):
a = Chart(self.position, self.progress, self.listeners, self.shift)
b = Chart(10, self.progress, self.listeners, self.shift)
c = Chart(self.position, self.progress, 10, self.shift)
d = Chart(self.position, self.progress, self.listeners, self.shift)
assert a != b != c
assert hash(a) != hash(b) != hash(c)
assert a is not b is not c
assert a == d
def chart(track_id):
return Chart(TestChart.position, TestChart.progress, TestChart.listeners, TestChart.shift, track_id)