Keys in a key set is a list, not an object with indexes

Author: Spomky

src/Component/Core/JWKSet.php

@@ -182,7 +182,7 @@ public function get($index): JWK
      */
     public function jsonSerialize(): array
     {
-        return ['keys' => $this->keys];
+        return ['keys' => array_values($this->keys)];
     }
 
     /**

src/Component/Core/Tests/JWKSetTest.php

@@ -192,7 +192,7 @@ public function testKeySet()
         $jwkset = JWKSet::createFromKeys([$jwk1]);
         $jwkset = $jwkset->with($jwk2);
 
-        self::assertEquals('{"keys":{"0123456789":{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","use":"sign","key_ops":["sign"],"alg":"ES256","kid":"0123456789"},"9876543210":{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","d":"jpsQnnGQmL-YBIffH1136cspYG6-0iY7X1fCE9-E9LI","use":"sign","key_ops":["verify"],"alg":"ES256","kid":"9876543210"}}}', json_encode($jwkset));
+        self::assertEquals('{"keys":[{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","use":"sign","key_ops":["sign"],"alg":"ES256","kid":"0123456789"},{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","d":"jpsQnnGQmL-YBIffH1136cspYG6-0iY7X1fCE9-E9LI","use":"sign","key_ops":["verify"],"alg":"ES256","kid":"9876543210"}]}', json_encode($jwkset));
         self::assertEquals(2, count($jwkset));
         self::assertEquals(2, $jwkset->count());
         self::assertTrue($jwkset->has('0123456789'));

src/Component/KeyManagement/Tests/JWKTest.php

@@ -110,7 +110,7 @@ public function testKeySet()
         $jwkset = JWKSet::createFromKeys([$jwk1]);
         $jwkset = $jwkset->with($jwk2);
 
-        self::assertEquals('{"keys":{"0123456789":{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","use":"sign","key_ops":["sign"],"alg":"ES256","kid":"0123456789"},"9876543210":{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","d":"jpsQnnGQmL-YBIffH1136cspYG6-0iY7X1fCE9-E9LI","use":"sign","key_ops":["verify"],"alg":"ES256","kid":"9876543210"}}}', json_encode($jwkset));
+        self::assertEquals('{"keys":[{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","use":"sign","key_ops":["sign"],"alg":"ES256","kid":"0123456789"},{"kty":"EC","crv":"P-256","x":"f83OJ3D2xF1Bg8vub9tLe1gHMzV76e8Tus9uPHvRVEU","y":"x_FEzRu9m36HLN_tue659LNpXW6pCyStikYjKIWI5a0","d":"jpsQnnGQmL-YBIffH1136cspYG6-0iY7X1fCE9-E9LI","use":"sign","key_ops":["verify"],"alg":"ES256","kid":"9876543210"}]}', json_encode($jwkset));
         self::assertEquals(2, count($jwkset));
         self::assertEquals(2, $jwkset->count());
         self::assertTrue($jwkset->has('0123456789'));