Redis slowlog tests

Author: RobiNN1

src/Dashboards/Redis/Compatibility/Predis.php

@@ -191,7 +191,7 @@ public function execConfig(string $operation, mixed ...$args): mixed {
      * @return null|array<int, mixed>
      */
     public function getSlowlog(int $count): ?array {
-        return $this->rawcommand('SLOWLOG', 'GET', $count);
+        return $this->rawcommand('SLOWLOG', 'GET', (string) $count);
     }
 
     public function resetSlowlog(): bool {

tests/Dashboards/Redis/RedisTestCase.php

@@ -402,4 +402,27 @@ public function testPipelineKeys(): void {
             }
         }
     }
+
+    /**
+     * @throws Exception
+     */
+    public function testSlowlog(): void {
+        $config_key = 'slowlog-log-slower-than';
+        $original_config_value = $this->redis->execConfig('GET', $config_key)[$config_key];
+
+        try {
+            $this->redis->resetSlowlog();
+            $this->redis->execConfig('SET', $config_key, '0');
+            $this->redis->set('pu-test-slowlog-key', 'some-slow-value');
+
+            $slowlog_entries = $this->redis->getSlowlog(10);
+            $this->assertIsInt($slowlog_entries[1][0]);
+            $this->assertIsInt($slowlog_entries[1][1]);
+            $this->assertIsInt($slowlog_entries[1][2]);
+            $this->assertIsArray($slowlog_entries[1][3]);
+        } finally {
+            $this->redis->execConfig('SET', $config_key, $original_config_value);
+            $this->redis->resetSlowlog();
+        }
+    }
 }