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

'); $this->assertCount(1, $violations); $this->assertSame('WCAG_4_1_1_HTML_PARSING_SYNTAX', $violations[0]->ruleId); } public function testPassesValidHtml(): void { $scanner = new Scanner(); $scanner->addRule(new HtmlSyntaxValid()); $violations = $scanner->scan('

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