def test_no_params(self):
"""Function has no paramaters."""
class Class:
pass
instance = Class()
exp = "Class()"
res = tscr.easy_repr(instance)
assert res == exp
def test_positional(self):
"""Called with only positional arguments."""
class Class:
def __init__(self, a, b):
self.a = a
self.b = b
instance = Class(42, "spam")
exp = "Class(42, 'spam')"
res = tscr.easy_repr(instance)
assert res == exp
def test_var_keyword(self):
"""Error when initialiser has a keyword var-arg."""
class Class:
def __init__(self, a, b, c=None, **kwargs):
self.a = a
self.b = b
self.c = c
self.kwargs = kwargs
instance = Class(42, "spam")
with pytest.raises(RuntimeError):
_ = tscr.easy_repr(instance)
def test_long_keyword(self):
"""Passed long keyword."""
class Class:
def __init__(self, a, b, c=None):
self.a = a
self.b = b
self.c = c
instance = Class(42, "spam", c=[1, 2] * 42)
exp = "Class(42, 'spam', len(c)=84)"
res = tscr.easy_repr(instance)
assert res == exp
def test_long_positional(self):
"""Passed long positional."""
class Class:
def __init__(self, a, b, c=None):
self.a = a
self.b = b
self.c = c
instance = Class(42, "spam" * 42)
exp = "Class(42, len 168)"
res = tscr.easy_repr(instance)
assert res == exp
def test_positional_with_optional_provided(self):
"""Called with some arguments keyword."""
class Class:
def __init__(self, a, b, c=None):
self.a = a
self.b = b
self.c = c
instance = Class(42, "spam", c=[1, 2])
exp = "Class(42, 'spam', c=[1, 2])"
res = tscr.easy_repr(instance)
assert res == exp
def test_keyword_only_optional(self):
"""Function has optional keyword-only."""
class Class:
def __init__(self, a, b, c=None, *, d=None):
self.a = a
self.b = b
self.c = c
self.d = d
instance = Class(42, "spam")
exp = "Class(42, 'spam')"
res = tscr.easy_repr(instance)
assert res == exp
def test_keyword_only_required(self):
"""Function has required keyword-only."""
class Class:
def __init__(self, a, b, c=None, *, d):
self.a = a
self.b = b
self.c = c
self.d = d
instance = Class(42, "spam", d="bla")
exp = "Class(42, 'spam', d='bla')"
res = tscr.easy_repr(instance)
assert res == exp
def test_combined(self):
"""A combined test."""
class Class:
def __init__(self, a, b, c=None, d="foo", *, e, f=None, g=""):
self.a = a
self.b = b
self.c = c
self.d = d
self.e = e
self.f = f
self.g = g
instance = Class(42, "spam", d="bar", e=3, g="1")
exp = "Class(42, 'spam', d='bar', e=3, g='1')"
res = tscr.easy_repr(instance)
assert res == exp
