Merge pull request #7 from asiries335/mvp-6

feat(stream): add test for findById

Author: asiries335

src/Stream.php

@@ -109,7 +109,7 @@ public function findById(string $id) : Message
 
         $message = new MessageHydrator();
 
-        return $message->hydrate($item[0][1][0], Message::class);
+        return $message->hydrate($item[0][1][0] ?? [], Message::class);
     }
 
     /**

tests/Unit/StreamTest.php

@@ -5,6 +5,7 @@
 
 use Asiries335\redisSteamPhp\ClientRedisStreamPhpInterface;
 use Asiries335\redisSteamPhp\Data\Collection;
+use Asiries335\redisSteamPhp\Data\Message;
 use Asiries335\redisSteamPhp\Stream;
 use PHPUnit\Framework\TestCase;
 
@@ -127,4 +128,25 @@ public function testDeleteMessage() : void
 
         $this->assertIsInt($result);
     }
+
+    /**
+     * Find by id message
+     *
+     * @throws \Exception
+     *
+     * @return void
+     */
+    public function testFindById() : void
+    {
+        $key = '1c-234234f3w';
+
+        // Empty.
+        $this->client->shouldReceive('call')->andReturn([]);
+
+        $stream = new Stream($this->client, self::TEST_NAME_STREAM);
+
+        $message = $stream->findById($key);
+
+        $this->assertEquals(new Message(), $message);
+    }
 }