#!/usr/bin/env python
# encoding: utf-8


from pymath.calculus.operator.add import Add


def test_add_render_tex():
    assert Add().__tex__('1', '2') == '1 + 2'
    assert Add().__tex__('1', '-2') == '1 - 2'


def test_add_render_txt():
    assert Add().__txt__('1', '2') == '1 + 2'
    assert Add().__txt__('1', '-2') == '1 - 2'


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