Added missing test coverage

tests/Predis/Command/Container/TFUNCTION_Test.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) 2009-2020 Daniele Alessandri
+ * (c) 2021-2023 Till Krüss
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Command\Container;
+
+use Predis\ClientInterface;
+use PredisTestCase;
+
+class TFUNCTION_Test extends PredisTestCase
+{
+    public function testGetId(): void
+    {
+        $mockClient = $this->getMockBuilder(ClientInterface::class)->getMock();
+        $container = new TFUNCTION($mockClient);
+
+        $this->assertSame('TFUNCTION', $container->getContainerCommandId());
+    }
+}

tests/Predis/Command/Redis/TFUNCTION_Test.php

@@ -75,6 +75,22 @@ class TFUNCTION_Test extends PredisCommandTestCase
         $this->assertSameValues($expected, $command->getArguments());
     }
 
+    /**
+     * @group disconnected
+     * @dataProvider responseProvider
+     * @param  array $arguments
+     * @param  array $actualData
+     * @param  array $expectedData
+     * @return void
+     */
+    public function testParseResponse(array $arguments, array $actualData, array $expectedData): void
+    {
+        $command = $this->getCommand();
+        $command->setArguments($arguments);
+
+        $this->assertEquals($expectedData, $command->parseResponse($actualData));
+    }
+
     /**
      * @group connected
      * @group gears
@@ -157,4 +173,20 @@ class TFUNCTION_Test extends PredisCommandTestCase
             ],
         ];
     }
+
+    public function responseProvider(): array
+    {
+        return [
+            'with non-LIST subcommand' => [
+                ['LOAD', 'lib'],
+                [['key', 'value']],
+                [['key', 'value']],
+            ],
+            'with LIST subcommand' => [
+                ['LIST'],
+                [['key', 'value', ['key1', 'value1']]],
+                [['key' => 'value', 2 => ['key1' => 'value1']]],
+            ],
+        ];
+    }
 }