Add docs, travis and codeclimate

.codeclimate.yml

@@ -0,0 +1,18 @@
+---
+engines:
+  duplication:
+    enabled: true
+    config:
+      languages:
+      - php
+  fixme:
+    enabled: true
+  phpcodesniffer:
+    enabled: true
+  phpmd:
+    enabled: true
+ratings:
+  paths:
+  - "**.php"
+exclude_paths:
+- tests/

.travis.yml

@@ -0,0 +1,27 @@
+language: php
+
+php:
+  - '5.4'
+  - '5.5'
+  - '5.6'
+  - '7.0'
+
+services:
+  - redis-server
+
+before_install: echo "extension = redis.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+
+install:
+  - composer global require "fxp/composer-asset-plugin:^1.2.0"
+  - composer require codeclimate/php-test-reporter --dev
+  - composer install --no-progress --no-interaction
+
+script:
+  - ./vendor/bin/phpunit --coverage-clover build/logs/clover.xml
+
+addons:
+  code_climate:
+    repo_token: 255db28eb13c47dff54362135d879145fc97afff3eb91d97158608818bb4d1a9
+
+after_script:
+  - vendor/bin/test-reporter

README.md

@@ -4,6 +4,14 @@ This extension provides the [redis](http://redis.io/) key-value store support fo
 
 It includes a `Cache` and `Session` storage handler in redis.
 
+
+[![Build Status](https://travis-ci.org/dcb9/yii2-phpredis.svg)](https://travis-ci.org/dcb9/yii2-phpredis)
+[![Code Climate](https://codeclimate.com/github/dcb9/yii2-phpredis/badges/gpa.svg)](https://codeclimate.com/github/dcb9/yii2-phpredis)
+[![Issue Count](https://codeclimate.com/github/dcb9/yii2-phpredis/badges/issue_count.svg)](https://codeclimate.com/github/dcb9/yii2-phpredis)
+[![Latest Stable Version](https://poser.pugx.org/dcb9/yii2-phpredis/version)](https://packagist.org/packages/dcb9/yii2-phpredis)
+[![Total Downloads](https://poser.pugx.org/dcb9/yii2-phpredis/downloads)](https://packagist.org/packages/dcb9/yii2-phpredis)
+[![License](https://poser.pugx.org/dcb9/yii2-phpredis/license)](https://packagist.org/packages/dcb9/yii2-phpredis)
+
 **<font color="red">Notice: THIS REPO DID NOT SUPPORT ACTIVE RECORD.</font>**
 
 Requirements
@@ -52,3 +60,35 @@ return [
     ]
 ];
 ```
+
+Run unit test
+-------------
+
+You can specific your redis config
+
+```
+$ cp tests/config.php tests/config-local.php
+$ vim tests/config-local.php
+```
+
+and Run
+
+```
+$ ./vendor/bin/phpunit
+PHPUnit 5.6.1 by Sebastian Bergmann and contributors.
+
+............                           12 / 12 (100%)
+
+Time: 600 ms, Memory: 10.00MB
+
+OK (12 tests, 50 assertions)
+```
+
+Performance test
+------------------
+
+```
+$ php tests/performance.php
+```
+
+![phpredis-vs-yii-redis](./phpredis-vs-yii-redis.png)

composer.json

@@ -11,11 +11,16 @@
   ],
   "require": {
     "yiisoft/yii2": "~2.0.4",
-    "ext-redis": ">=2.2.7"
+    "ext-redis": ">=2.2.5",
+    "php": ">=5.4.0"
   },
   "autoload": {
     "psr-4": {
       "dcb9\\redis\\": ""
     }
+  },
+  "require-dev": {
+    "phpunit/phpunit": "*",
+    "yiisoft/yii2-redis": "^2.0"
   }
 }

tests/performance.php

@@ -0,0 +1,58 @@
+<?php
+
+include __DIR__ . "/bootstrap.php";
+
+if (file_exists(__DIR__ . '/config-local.php')) {
+    $param = include(__DIR__ . '/config-local.php');
+} else {
+    $param = include(__DIR__ . '/config.php');
+}
+
+$phpRedisConfig = $param['class'] = 'dcb9\redis\Connection';
+$yiiRedisConfig = $param['class'] = 'yii\redis\Connection';
+
+$app = new \yii\console\Application([
+    'id' => 'test-performance-app',
+    'basePath' => __DIR__,
+    'vendorPath' => dirname(__DIR__) . '/vendor',
+    'components' => [
+        'phpRedis' => $phpRedisConfig,
+        'yiiRedis' => $yiiRedisConfig,
+    ],
+]);
+
+$count = 10000;
+echo "phpredis run SET $count times in";
+$start = microtime(true);
+/* @var $phpRedis \dcb9\redis\Connection */
+$phpRedis = Yii::$app->phpRedis;
+$phpRedis->open();
+$phpRedis->flushdb();
+for ($i = 0; $i < $count; $i++) {
+    $phpRedis->set('php_redis_prefix' . $i, $i);
+}
+echo " " . ((microtime(true) - $start) * 1000) . " micro seconds.\n";
+
+echo "yii redis run SET $count times in";
+$start = microtime(true);
+/* @var $yiiRedis \yii\redis\Connection */
+$yiiRedis = Yii::$app->yiiRedis;
+$yiiRedis->flushdb();
+for ($i = 0; $i < $count; $i++) {
+    $yiiRedis->set('yii_redis_prefix' . $i, $i);
+}
+echo " " . ((microtime(true) - $start) * 1000) . " micro seconds.\n";
+
+echo "phpredis run GET $count times in";
+$start = microtime(true);
+for ($i = 0; $i < $count; $i++) {
+    $phpRedis->get('php_redis_prefix' . $i);
+}
+echo " " . ((microtime(true) - $start) * 1000) . " micro seconds.\n";
+
+echo "yii redis run GET $count times in";
+$start = microtime(true);
+for ($i = 0; $i < $count; $i++) {
+    $yiiRedis->get('yii_redis_prefix' . $i);
+}
+echo " " . ((microtime(true) - $start) * 1000) . " micro seconds.\n";