feat(v3.2.7): expand WCAG ruleset to 127 rules, add HTML syntax linter, single-pass rule engine, template preprocessor, and accessibility analytics

tests/Rules/EmptyHeadingTest.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Tests\Rules;
+
+use PHPUnit\Framework\TestCase;
+use YakNet\AccessibilityConsole\Core\Scanner;
+use YakNet\AccessibilityConsole\Rules\EmptyHeading;
+
+class EmptyHeadingTest extends TestCase
+{
+    public function testFlagsEmptyHeading(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new EmptyHeading());
+
+        $violations = $scanner->scan('<div><h1></h1></div>');
+        $this->assertCount(1, $violations);
+        $this->assertSame('WCAG_1_3_1_EMPTY_HEADING', $violations[0]->ruleId);
+    }
+
+    public function testFlagsEmptyAriaLabel(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new EmptyHeading());
+
+        $violations = $scanner->scan('<div><h2 aria-label="   "></h2></div>');
+        $this->assertCount(1, $violations);
+    }
+
+    public function testPassesHeadingWithImageAlt(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new EmptyHeading());
+
+        $violations = $scanner->scan('<div><h1><img src="logo.png" alt="Company Name"></h1></div>');
+        $this->assertCount(0, $violations);
+    }
+
+    public function testPassesHeadingWithSvgTitle(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new EmptyHeading());
+
+        $violations = $scanner->scan('<div><h1><svg><title>Dashboard</title></svg></h1></div>');
+        $this->assertCount(0, $violations);
+    }
+
+    public function testPassesHeadingWithAriaLabel(): void
+    {
+        $scanner = new Scanner();
+        $scanner->addRule(new EmptyHeading());
+
+        $violations = $scanner->scan('<div><h1 aria-label="Accessible Title"></h1></div>');
+        $this->assertCount(0, $violations);
+    }
+}