release: v3.1.0 premium smart core engines and 14 new accessibility rules

tests/Rules/DuplicateH1Test.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Tests\Rules;
+
+use PHPUnit\Framework\TestCase;
+use YakNet\AccessibilityConsole\Core\Scanner;
+use YakNet\AccessibilityConsole\Rules\DuplicateH1;
+
+class DuplicateH1Test extends TestCase
+{
+    public function testFlagsDuplicateH1(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new DuplicateH1());
+
+        $violations = $scanner->scan('<div><h1>Heading 1</h1><h1>Heading 2</h1></div>');
+        $this->assertCount(1, $violations);
+        $this->assertSame('WCAG_1_3_1_DUPLICATE_H1', $violations[0]->ruleId);
+    }
+
+    public function testPassesSingleH1(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new DuplicateH1());
+
+        $violations = $scanner->scan('<div><h1>Heading 1</h1><h2>Heading 2</h2></div>');
+        $this->assertCount(0, $violations);
+    }
+}