def test_tokenstyle_equality():
s1 = TokenStyleEditor()
# Equal to itself
assert s1 == s1
s2 = TokenStyleEditor()
# Equal to another empty style
assert s1 == s2
s1.apply("bold noitalic #fff bg:#000")
# Not equal to different style
assert s1 != s2
s2.bold = True
s2.italic = False
s2.color = '#ffffff'
s2.bgcolor = '#000'
# The styles should be equal again
assert s1 == s2
def test(style, attr, before, after):
s = TokenStyleEditor()
assert getattr(s, attr) == before
s.apply(style)
assert getattr(s, attr) == after