Single responsibility and new binary script

ComposerListener.php

@@ -1,134 +1,25 @@
 <?php
 
+use CodeceptionSkeleton\Installer;
 use Composer\Script\Event;
 
 class ComposerListener
 {
-    const DEFAULT_SELENIUM_VERSION = '3.10.0';
-    const DEFAULT_GECKODRIVER_VERSION = '0.19.1';
-    const DEFAULT_CHROMEDRIVER_VERSION = '2.35';
-    const SELENIUM_FILENAME = 'selenium-ss.jar';
-    const GECKODRIVER_FILENAME = 'geckodriver.tar.gz';
-    const CHROMEDRIVER_FILENAME = 'chromedriver.zip';
-
-    const SUPPORTED_OPERATIVE_SYSTEMS = [
-        'linux32',
-        'linux64',
-        'mac64',
-        'win32',
-    ];
-
     /**
      * @param  Event  $event
      */
     public static function downloadSelenium(Event $event)
     {
-        $args = self::parseArguments($event->getArguments());
-        self::downloadFile(
-            self::SELENIUM_FILENAME,
-            self::buildSeleniumUrl(
-                $args['selenium'] ?? self::DEFAULT_SELENIUM_VERSION
-            )
-        );
+        $args = Installer::parseArguments($event->getArguments());
+        Installer::downloadSelenium($args);
     }
 
     /**
      * @param  Event  $event
      */
     public static function downloadDrivers(Event $event)
     {
-        $args = self::parseArguments($event->getArguments());
-        $os = $args['os'] ?? self::determineOS();
-        $gdVersion = $args['gdVersion'] ?? self::DEFAULT_GECKODRIVER_VERSION;
-        $cdVersion = $args['cdVersion'] ?? self::DEFAULT_CHROMEDRIVER_VERSION;
-        if (!in_array($os, self::SUPPORTED_OPERATIVE_SYSTEMS)) {
-            $event->stopPropagation();
-            echo "Provided OS '$os' is not supported.\n";
-            exit(1);
-        }
-        self::downloadFile(
-            self::GECKODRIVER_FILENAME,
-            self::buildGeckoDriverUrl($os, $gdVersion)
-        );
-        self::downloadFile(
-            self::CHROMEDRIVER_FILENAME,
-            self::buildChromeDriverUrl($os, $cdVersion)
-        );
-    }
-
-    private static function determineOS(): string
-    {
-        return strtolower(php_uname('s')) . (8 * PHP_INT_SIZE);
-    }
-
-    private static function buildGeckoDriverUrl(
-        string $os,
-        string $version
-    ): string {
-        return 'https://github.com/mozilla/geckodriver/releases/download/'
-            . "v{$version}/geckodriver-v{$version}-{$os}.tar.gz";
-    }
-
-    private static function buildChromeDriverUrl(
-        string $os,
-        string $version
-    ): string {
-        return "https://chromedriver.storage.googleapis.com/{$version}/"
-            . "chromedriver_{$os}.zip";
-    }
-
-    private static function buildSeleniumUrl(string $version): string
-    {
-        return 'http://selenium-release.storage.googleapis.com/'
-            . substr($version, 0, strpos($version, '.', 2))
-            . "/selenium-server-standalone-{$version}.jar";
+        $args = Installer::parseArguments($event->getArguments());
+        Installer::downloadDrivers($args);
     }
-
-    private static function downloadFile($filename, $url)
-    {
-        echo "Downloading $url into $filename.\n";
-        stream_copy_to_stream(
-            fopen($url, 'r'),
-            fopen($filename, 'w')
-        );
-    }
-
-    /**
-     * Arguments in string are parsed to key-pair values.
-     *
-     * ```php
-     * $args = self::parseArguments([
-     *     'opt=value',
-     *     'foo=bar'
-     * ]);
-     *
-     * print_r($args);
-     * ```
-     *
-     * The output will be:
-     *
-     * > Array
-     * > (
-     * >    [opt] => value
-     * >    [foo] => bar
-     * > )
-     *
-     * @param  array[]  $args
-     * @return array[]
-     */
-    public static function parseArguments(array $args)
-    {
-        $parsed = [];
-        foreach ($args as $arg) {
-            $parse = explode('=', $arg);
-            if (!isset($parse[1])) {
-                $parsed[$parse[0]] = true;
-            } else {
-                $parsed[$parse[0]] = $parse[1];
-            }
-        }
-
-        return $parsed;
-    }
-
 }

README.md

@@ -10,7 +10,7 @@ Skeleton to create codeception tests using for external projects using suites
 Requirements
 ------------
 
-- Php >=7.0
+- PHP >=7.0
 - Composer >=1.3
 - Java JDK able to run selenium web drivers
   [Official Documentation](http://www.seleniumhq.org/docs/03_webdriver.jsp#php)

codecept-skeleton

@@ -0,0 +1,92 @@
+#!/usr/bin/php
+<?php
+require __DIR__ . '/vendor/autoload.php';
+
+use CodeceptionSkeleton\Installer;
+use CodeceptionSkeleton\WebFile\{
+    SeleniumDriver,
+    ChromeDriver,
+    GeckoDriver
+};
+
+$cmd = $argv[0];
+
+if ($argc === 1 || in_array('-h', $argv)) {
+    usage();
+    exit(1);
+}
+
+if (!is_writable(__DIR__)) {
+    echo 'Required writing permissions';
+    exit(1);
+}
+
+if (in_array('-i', $argv)) {
+    $options = array_merge([
+        'os' => null,
+        'selenium' => null,
+        'gecko' => null,
+        'chrome' => null,
+    ], getopt('', ['os:', 'selenium:', 'gecko:', 'chrome:']));
+
+    foreach ($options as $option => $value) {
+        switch ($option) {
+            case 'os':
+                Installer::downloadDrivers(array_merge([
+                    'gdVersion' => $options['gecko'],
+                    'cdVersion' => $options['chrome'],
+                ], $options));
+
+                extractDrivers();
+                flushTempFiles();
+                break;
+
+            case 'selenium':
+                Installer::downloadSelenium($options);
+                break;
+        }
+    }
+
+}
+
+function extractDrivers()
+{
+    $zip = new ZipArchive();
+    if ($zip->open(ChromeDriver::$fileName)) {
+        $zip->extractTo(__DIR__);
+        $zip->close();
+    }
+
+    $gzip = new PharData(__DIR__ .'/'. GeckoDriver::$fileName);
+    $gzip->extractTo(__DIR__);
+}
+
+function flushTempFiles() {
+    unlink(__DIR__.'/'.GeckoDriver::$fileName);
+    unlink(__DIR__.'/'.ChromeDriver::$fileName);
+}
+
+function usage()
+{
+    global $cmd;
+
+    echo <<<EOL
+\033[1;31mNAME \033[0m
+    \033[0;32m$cmd \033[0m- Skeleton to create codeception tests using for external projects
+
+\033[1;31mSYNOPSIS \033[0m
+    \033[0;32m$cmd \033[0m-i [--os OS] [--selenium VERSION]
+
+\033[1;31mDESCRIPTION \033[0m
+    \033[0;32m$cmd \033[0mwill install the php dependencies using composer and download "selenium standalone" and the supported
+    webdrivers in the files: selenium-ss.jar, geckodriver and chromedriver. 
+
+\033[1;31mEXAMPLES \033[0m
+    \033[0;32m$cmd \033[0m-i --os linux64
+        Download the drivers for GNU/Linux 32 version.
+
+    \033[0;32m$cmd \033[0m-i --selenium 3.11.0
+        Download Selenium Standalone Server 3.11.0.
+
+EOL;
+}

composer.json

@@ -8,16 +8,18 @@
     "require": {
         "php": ">=7.0.0",
         "codeception/base": "^2.2.3",
-        "codeception/verify": "~0.3.1",
+        "codeception/verify": "^0.3.1",
         "facebook/webdriver": "^1.0.1",
         "flow/jsonpath": "^0.3.0",
         "guzzlehttp/guzzle": ">=4.1.4 <7.0"
     },
     "autoload": {
+        "psr-4": { "CodeceptionSkeleton\\": "src/" },
         "classmap": [
             "ComposerListener.php"
         ]
     },
+    "bin": ["codecept-skeleton"],
     "scripts": {
         "deploy": [
             "ComposerListener::downloadDrivers",