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59\A3R:\F3\CE"\B6\80\88\00\00i1u4ê\E9\F2á\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>C///</title>
</head>
import os
import pytest
import textwrap
import numpy as np
from . import util


class TestString(util.F2PyTest):
    sources = [util.getpath("tests", "src", "string", "char.f90")]

    @pytest.mark.slow
    def test_char(self):
        strings = np.array(["ab", "cd", "ef"], dtype="c").T
        inp, out = self.module.char_test.change_strings(
            strings, strings.shape[1])
        assert inp == pytest.approx(strings)
        expected = strings.copy()
        expected[1, :] = "AAA"
        assert out == pytest.approx(expected)


class TestDocStringArguments(util.F2PyTest):
    sources = [util.getpath("tests", "src", "string", "string.f")]

    def test_example(self):
        a = np.array(b"123\0\0")
        b = np.array(b"123\0\0")
        c = np.array(b"123")
        d = np.array(b"123")

        self.module.foo(a, b, c, d)

        assert a.tobytes() == b"123\0\0"
        assert b.tobytes() == b"B23\0\0"
        assert c.tobytes() == b"123"
        assert d.tobytes() == b"D23"


class TestFixedString(util.F2PyTest):
    sources = [util.getpath("tests", "src", "string", "fixed_string.f90")]

    @staticmethod
    def _sint(s, start=0, end=None):
        """Return the content o