fixup! Add tests and CI workflow for phpunit

Signed-off-by: Kevin Decherf <kevin@kdecherf.com>

Author: Kdecherf

tests/HTMLawedTest.php

@@ -4,25 +4,27 @@
 
 class HTMLawedTest extends TestCase
 {
-    public function dataForImgSrcsetAttribute() {
+    public function dataForImgSrcsetAttribute()
+    {
         return [
             'srcset with width descriptor' => [
-                '<div><img src="a.jpg" alt="image a" srcset="a.jpg 100w, b.jpg 450w" /></div>'
+                '<div><img src="a.jpg" alt="image a" srcset="a.jpg 100w, b.jpg 450w" /></div>',
             ],
             'srcset with pixel ratio density' => [
-                '<div><img src="a.jpg" alt="image a" srcset="a.jpg, b.jpg 1.5x, c.jpg 2x" /></div>'
+                '<div><img src="a.jpg" alt="image a" srcset="a.jpg, b.jpg 1.5x, c.jpg 2x" /></div>',
             ],
             'srcset with invalid descriptor' => [
                 '<div><img src="a.jpg" alt="image a" srcset=" a.jpg ,   b.jpg x2" /></div>',
-                '<div><img src="a.jpg" alt="image a" srcset="a.jpg, b.jpg, x2" /></div>'
+                '<div><img src="a.jpg" alt="image a" srcset="a.jpg, b.jpg, x2" /></div>',
             ],
         ];
     }
 
     /**
      * @dataProvider dataForImgSrcsetAttribute
      */
-    public function testImgSrcsetAttribute($input, $expectedOutput = null) {
+    public function testImgSrcsetAttribute($input, $expectedOutput = null)
+    {
         $output = htmLawed($input);
 
         $this->assertSame($output, $expectedOutput ?: $input);