Add first command tests.

tests/Helpers.php

+<?php
+/**
+ * This file is part of the TelegramBot package.
+ *
+ * (c) Avtandil Kikabidze aka LONGMAN <akalongman@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Tests;
+
+use Longman\TelegramBot\Entities\Update;
+
+/**
+ * @package         TelegramTest
+ * @author          Avtandil Kikabidze <akalongman@gmail.com>
+ * @copyright       Avtandil Kikabidze <akalongman@gmail.com>
+ * @license         http://opensource.org/licenses/mit-license.php  The MIT License (MIT)
+ * @link            http://www.github.com/akalongman/php-telegram-bot
+ */
+class Helpers
+{
+    /**
+     * Set the value of a private/protected property of an object
+     *
+     * @param object $object   Object that contains the private property
+     * @param string $property Name of the property who's value we want to set
+     * @param mixed  $value    The value to set to the property
+     */
+    public static function setObjectProperty($object, $property, $value)
+    {
+        $ref_object   = new \ReflectionObject($object);
+        $ref_property = $ref_object->getProperty($property);
+        $ref_property->setAccessible(true);
+        $ref_property->setValue($object, $value);
+    }
+
+    /**
+     * Return a simple fake Update object
+     *
+     * @return Entities\Update
+     */
+    public static function getFakeUpdateObject()
+    {
+        $data = [
+            'update_id' => 1,
+            'message'   => [
+                'message_id' => 1,
+                'chat' => [
+                    'id'   => 1,
+                ],
+                'date' => 1,
+            ]
+        ];
+        return new Update($data, 'botname');
+    }
+}

tests/Unit/Commands/CommandTest.php

+<?php
+/**
+ * This file is part of the TelegramBot package.
+ *
+ * (c) Avtandil Kikabidze aka LONGMAN <akalongman@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Tests\Unit\Commands;
+
+use Tests\Unit\TestCase;
+use Tests\Helpers;
+use Longman\TelegramBot\Telegram;
+
+/**
+ * @package         TelegramTest
+ * @author          Avtandil Kikabidze <akalongman@gmail.com>
+ * @copyright       Avtandil Kikabidze <akalongman@gmail.com>
+ * @license         http://opensource.org/licenses/mit-license.php  The MIT License (MIT)
+ * @link            http://www.github.com/akalongman/php-telegram-bot
+ */
+class CommandTest extends TestCase
+{
+    private $command_namespace = 'Longman\TelegramBot\Commands\Command';
+
+    private $telegram;
+    private $command_stub;
+
+    private $telegram_with_config;
+    private $command_stub_with_config;
+
+    public function setUp()
+    {
+        //Default command object
+        $this->telegram = new Telegram('apikey', 'botname');
+        $this->command_stub = $this->getMockForAbstractClass($this->command_namespace, [$this->telegram]);
+
+        //Create separate command object that contain a command config
+        $this->telegram_with_config = new Telegram('apikey', 'botname');
+        $this->telegram_with_config->setCommandConfig('command_name', ['config_key' => 'config_value']);
+        $this->command_stub_with_config = $this->getMockBuilder($this->command_namespace)
+             ->disableOriginalConstructor()
+             ->getMockForAbstractClass();
+        //Set a name for the object property so that the constructor can set the config correctly
+        Helpers::setObjectProperty($this->command_stub_with_config, 'name', 'command_name');
+        $this->command_stub_with_config->__construct($this->telegram_with_config);
+    }
+
+    /**
+     * @test
+     */
+    public function testCommandConstructorNeedsTelegramObject()
+    {
+        $error_message = 'must be an instance of Longman\TelegramBot\Telegram';
+        $params_to_test = [
+            [],
+            [null],
+            ['something'],
+            [new \stdClass],
+        ];
+
+        foreach ($params_to_test as $param) {
+            try {
+                $this->getMockForAbstractClass($this->command_namespace, $param);
+            } catch (\Exception $e) {
+                $this->assertContains($error_message, $e->getMessage());
+            }
+        }
+    }
+
+    /**
+     * @test
+     */
+    public function testCommandHasCorrectTelegramObject()
+    {
+        $this->assertAttributeEquals($this->telegram, 'telegram', $this->command_stub);
+        $this->assertSame($this->telegram, $this->command_stub->getTelegram());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandName()
+    {
+        $this->assertAttributeEquals('', 'name', $this->command_stub);
+        $this->assertEmpty($this->command_stub->getName());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandDescription()
+    {
+        $this->assertAttributeEquals('Command description', 'description', $this->command_stub);
+        $this->assertEquals('Command description', $this->command_stub->getDescription());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandUsage()
+    {
+        $this->assertAttributeEquals('Command usage', 'usage', $this->command_stub);
+        $this->assertEquals('Command usage', $this->command_stub->getUsage());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandVersion()
+    {
+        $this->assertAttributeEquals('1.0.0', 'version', $this->command_stub);
+        $this->assertEquals('1.0.0', $this->command_stub->getVersion());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandIsEnabled()
+    {
+        $this->assertAttributeEquals(true, 'enabled', $this->command_stub);
+        $this->assertTrue($this->command_stub->isEnabled());
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandNeedsMysql()
+    {
+        $this->assertAttributeEquals(false, 'need_mysql', $this->command_stub);
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandEmptyConfig()
+    {
+        $this->assertAttributeEquals([], 'config', $this->command_stub);
+    }
+
+    /**
+     * @test
+     */
+    public function testDefaultCommandUpdateNull()
+    {
+        $this->assertAttributeEquals(null, 'update', $this->command_stub);
+    }
+
+    /**
+     * @test
+     */
+    public function testCommandSetUpdateAndMessage()
+    {
+        $stub = $this->command_stub;
+
+        $this->assertSame($stub, $stub->setUpdate());
+        $this->assertEquals(null, $stub->getUpdate());
+        $this->assertEquals(null, $stub->getMessage());
+
+        $this->assertSame($stub, $stub->setUpdate(null));
+        $this->assertEquals(null, $stub->getUpdate());
+        $this->assertEquals(null, $stub->getMessage());
+
+        $update = Helpers::getFakeUpdateObject();
+        $message = $update->getMessage();
+        $stub->setUpdate($update);
+        $this->assertAttributeEquals($update, 'update', $stub);
+        $this->assertEquals($update, $stub->getUpdate());
+        $this->assertAttributeEquals($message, 'message', $stub);
+        $this->assertEquals($message, $stub->getMessage());
+    }
+
+    /**
+     * @test
+     */
+    public function testCommandWithConfigNotEmptyConfig()
+    {
+        $this->assertAttributeNotEmpty('config', $this->command_stub_with_config);
+    }
+
+    /**
+     * @test
+     */
+    public function testCommandWithConfigCorrectConfig()
+    {
+        $this->assertAttributeEquals(['config_key' => 'config_value'], 'config', $this->command_stub_with_config);
+        $this->assertEquals(['config_key' => 'config_value'], $this->command_stub_with_config->getConfig(null));
+        $this->assertEquals(['config_key' => 'config_value'], $this->command_stub_with_config->getConfig());
+        $this->assertEquals('config_value', $this->command_stub_with_config->getConfig('config_key'));
+        $this->assertEquals([], $this->command_stub_with_config->getConfig('not_config_key'));
+    }
+}