spec\PhpSpec\Formatter\Presenter\Differ\StringEngineSpec::it_calculates_strings_diff PHP Метод

    function it_calculates_strings_diff()
    {
        $expected = <<<DIFF
<code>
@@ -1,1 +1,1 @@
<diff-del>-string1</diff-del>
<diff-add>+string2</diff-add>
</code>
DIFF;
        $this->compare('string1', 'string2')->shouldBeEqualRegardlessOfLineEndings($expected);
    }