ExpressiveInstallerTest\RemoveLineFromStringTest::testRemoveFirstLine PHP Method

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