addRule(new ListStructure()); $violations = $scanner->scan('

Invalid

Valid

'); $this->assertCount(1, $violations); $this->assertSame('WCAG_1_3_1_LIST_STRUCTURE', $violations[0]->ruleId); } public function testPassesValidListStructure(): void { $scanner = new Scanner(); $scanner->addRule(new ListStructure()); $violations = $scanner->scan('

Valid 1
Valid 2

'); $this->assertCount(0, $violations); } }