1 files changed, 104 insertions, 0 deletions
diff --git a/tests/functional/c/ctor_arguments.py b/tests/functional/c/ctor_arguments.py
new file mode 100644
index 000000000..d9a9944a6
--- /dev/null
+++ b/tests/functional/c/ctor_arguments.py
@@ -0,0 +1,104 @@
+"""Test function argument checker on __init__
+
+Based on test/functional/arguments.py
+"""
+# pylint: disable=C0111,R0903,W0231, useless-object-inheritance
+
+
+class Class1Arg(object):
+    def __init__(self, first_argument):
+        """one argument function"""
+
+class Class3Arg(object):
+    def __init__(self, first_argument, second_argument, third_argument):
+        """three arguments function"""
+
+class ClassDefaultArg(object):
+    def __init__(self, one=1, two=2):
+        """function with default value"""
+
+class Subclass1Arg(Class1Arg):
+    pass
+
+class ClassAllArgs(Class1Arg):
+    def __init__(self, *args, **kwargs):
+        pass
+
+class ClassMultiInheritance(Class1Arg, Class3Arg):
+    pass
+
+class ClassNew(object):
+    def __new__(cls, first_argument, kwarg=None):
+        return first_argument, kwarg
+
+Class1Arg(420)
+Class1Arg()  # [no-value-for-parameter]
+Class1Arg(1337, 347)  # [too-many-function-args]
+
+Class3Arg(420, 789)  # [no-value-for-parameter]
+# +1:[no-value-for-parameter,no-value-for-parameter,no-value-for-parameter]
+Class3Arg()
+Class3Arg(1337, 347, 456)
+Class3Arg('bab', 'bebe', None, 5.6)  # [too-many-function-args]
+
+ClassDefaultArg(1, two=5)
+ClassDefaultArg(two=5)
+
+Class1Arg(bob=4)  # [no-value-for-parameter,unexpected-keyword-arg]
+ClassDefaultArg(1, 4, coin="hello")  # [unexpected-keyword-arg]
+
+ClassDefaultArg(1, one=5)  # [redundant-keyword-arg]
+
+Subclass1Arg(420)
+Subclass1Arg()  # [no-value-for-parameter]
+Subclass1Arg(1337, 347)  # [too-many-function-args]
+
+ClassAllArgs()
+ClassAllArgs(1, 2, 3, even=4, more=5)
+
+ClassMultiInheritance(1)
+ClassMultiInheritance(1, 2, 3)  # [too-many-function-args]
+
+ClassNew(1, kwarg=1)
+ClassNew(1, 2, 3)  # [too-many-function-args]
+ClassNew(one=2)  # [no-value-for-parameter,unexpected-keyword-arg]
+
+
+class Metaclass(type):
+    def __new__(cls, name, bases, namespace):
+        return type.__new__(cls, name, bases, namespace)
+
+def with_metaclass(meta, base=object):
+    """Create a new type that can be used as a metaclass."""
+    return meta("NewBase", (base, ), {})
+
+class ClassWithMeta(with_metaclass(Metaclass)):
+    pass
+
+ClassWithMeta()
+
+
+class BuiltinExc(Exception):
+    def __init__(self, val=True):
+        self.val = val
+
+BuiltinExc(42, 24, badarg=1) # [too-many-function-args,unexpected-keyword-arg]
+
+
+class Clsmethod(object):
+    def __init__(self, first, second):
+        self.first = first
+        self.second = second
+
+    @classmethod
+    def from_nothing(cls):
+        return cls(1, 2, 3, 4) # [too-many-function-args]
+
+    @classmethod
+    def from_nothing1(cls):
+        return cls() # [no-value-for-parameter,no-value-for-parameter]
+
+    @classmethod
+    def from_nothing2(cls):
+        # +1: [no-value-for-parameter,unexpected-keyword-arg]
+        return cls(1, not_argument=2)