ExpressiveInstallerTest\RemoveLineFromStringTest::testRemoveLastLine PHP Method

    public function testRemoveLastLine()
    {
        $string = "foo\nbar\nbaz\nqux\nquux";
        $actual = OptionalPackages::removeLinesContainingStrings(['quux'], $string);
        $expected = "foo\nbar\nbaz\nqux\n";
        $this->assertEquals($expected, $actual);
    }