#!/usr/bin/env python
# -*- coding: utf-8 -*-
# pylint: disable=pointless-statement, missing-docstring, invalid-name, len-as-condition

from ..loose import call


def test_loose_function():

    def func(v1, v2, v3=3, v4=4):
        return v1 + v2 + v3 + v4

    assert call(func, 1, 2) == func(1, 2)
    assert call(func, 1, 2, 3, 5) == func(1, 2, 3, 5)
    assert call(func, 1, 2, v3=4, v4=5) == func(1, 2, v3=4, v4=5)
    assert call(func, 1, 2, 3, 4, 5) == func(1, 2, 3, 4)
    assert call(func, 1, 2, 3, 4, more=5) == func(1, 2, 3, 4)


def test_loose_varargs_function():
    def func(v1, v2, *args):
        return v1 + v2 + args[0] if len(args) > 0 else 3 + args[1] if len(args) > 1 else 4

    assert call(func, 1, 2) == func(1, 2)
    assert call(func, 1, 2, 3, 5) == func(1, 2, 3, 5)
    assert call(func, 1, 2, 3, 4, 5) == func(1, 2, 3, 4)


def test_loose_kwargs_function():
    def func(v1, v2, **kwargs):
        return v1 + v2 + kwargs.get('v3', 3) + kwargs.get('v4', 4)

    assert call(func, v1=1, v2=2) == func(v1=1, v2=2)
    assert call(func, v1=1, v2=2, v3=3, v4=5) == func(v1=1, v2=2, v3=3, v4=5)


def test_loose_class():
    class Dummy:
        def __init__(self, v1, v2, v3=3, v4=4):
            self.v1 = v1
            self.v2 = v2
            self.v3 = v3
            self.v4 = v4

        def call(self):
            return self.v1 + self.v2 + self.v3 + self.v4

    assert call(Dummy, 1, 2).call() == Dummy(1, 2).call()
    assert call(Dummy, 1, 2, 3, 5).call() == Dummy(1, 2, 3, 5).call()
    assert call(Dummy, 1, 2, v3=4, v4=5).call() == Dummy(1, 2, v3=4, v4=5).call()
    assert call(Dummy, 1, 2, 3, 4, 5).call() == Dummy(1, 2, 3, 4).call()
    assert call(Dummy, 1, 2, 3, 4, more=5).call() == Dummy(1, 2, 3, 4).call()


def test_loose_varargs_class():
    class Dummy:
        def __init__(self, v1, v2, *args):
            self.v1 = v1
            self.v2 = v2
            self.v3 = args[0] if len(args) > 0 else 3
            self.v4 = args[1] if len(args) > 1 else 4

        def call(self):
            return self.v1 + self.v2 + self.v3 + self.v4

    assert call(Dummy, 1, 2).call() == Dummy(1, 2).call()
    assert call(Dummy, 1, 2, 3, 5).call() == Dummy(1, 2, 3, 5).call()
    assert call(Dummy, 1, 2, 3, 4, 5).call() == Dummy(1, 2, 3, 4).call()


def test_loose_kwargs_class():
    class Dummy:
        def __init__(self, v1, v2, **kwargs):
            self.v1 = v1
            self.v2 = v2
            self.v3 = kwargs.get('v3', 3)
            self.v4 = kwargs.get('v4', 4)

        def call(self):
            return self.v1 + self.v2 + self.v3 + self.v4

    assert call(Dummy, v1=1, v2=2).call() == Dummy(v1=1, v2=2).call()
    assert call(Dummy, v1=1, v2=2, v3=3, v4=5).call() == Dummy(v1=1, v2=2, v3=3, v4=5).call()