Added test for slugify compatibility layer

Author: caseyamcl

coverage.svg

@@ -2,14 +2,16 @@
 
 namespace TOC;
 
+use Cocur\Slugify\SlugifyInterface;
 use PHPUnit\Framework\TestCase;
 
-class UniqueSluggerTest extends TestCase
+class UniqueSlugifyTest extends TestCase
 {
     public function testInstantiateWithDefaults(): void
     {
         $slugger = new UniqueSlugify();
-        $this->assertInstanceOf(UniqueSlugify::class, $slugger);
+        $this->assertInstanceOf(SluggerInterface::class, $slugger);
+        $this->assertInstanceOf(SlugifyInterface::class, $slugger);
     }
 
     public function testAsciiStrSlugify(): void
@@ -30,4 +32,11 @@ public function testUnicodeSlugify(): void
         $slugger = new UniqueSlugify();
         $this->assertSame('s-c-o-u-g-i', $slugger->makeSlug('ş ç ö ü ğ ı'));
     }
+
+    public function testSlugifyMethod(): void
+    {
+        $slugger = new UniqueSlugify();
+        $this->assertSame('test', $slugger->slugify('test'));
+        $this->assertSame('test-1', $slugger->slugify('test'));
+    }
 }