public function testCompareSelectors() { $context = new Context(); $actual = $context->compareSelector('one', 'two'); $this->assertEquals(0, $actual); $actual = $context->compareSelector('one.two', 'two'); $this->assertEquals(1, $actual); $actual = $context->compareSelector('one', 'two.'); $this->assertEquals(-1, $actual); $actual = $context->compareSelector('table', 'table:empty'); $this->assertEquals(-1, $actual); }