Phalcon\Test\Unit\Text\TextIncrementTest::testTextIncrementStringWithUnderscore PHP Method

    public function testTextIncrementStringWithUnderscore()
    {
        $this->specify("increment does not increment a string with an underscore", function () {
            $source = 'file_';
            $expected = 'file_1';
            $actual = Text::increment($source);
            expect($actual)->equals($expected);
        });
    }