update flex to use post-install-cmd (GoogleCloudPlatform#452)

Author: bshaffer

appengine/flexible/laravel/test/DeployDatabaseSessionTest.php

@@ -92,7 +92,7 @@ private static function addPostDeployCommands($targetDir)
     {
         $contents = file_get_contents($targetDir . '/composer.json');
         $json = json_decode($contents, true);
-        $json['scripts']['post-deploy-cmd'] = [
+        $json['scripts']['post-install-cmd'] = [
             'chmod -R 755 bootstrap\/cache',
             'php artisan cache:clear',
         ];

appengine/flexible/laravel/test/DeployTest.php

@@ -66,7 +66,7 @@ private static function addPostDeployCommands($targetDir)
     {
         $contents = file_get_contents($targetDir . '/composer.json');
         $json = json_decode($contents, true);
-        $json['scripts']['post-deploy-cmd'] = [
+        $json['scripts']['post-install-cmd'] = [
             'chmod -R 755 bootstrap\/cache',
             'php artisan cache:clear',
         ];

appengine/flexible/symfony/README.md

@@ -45,7 +45,7 @@ Add the following scripts to your project's `composer.json`:
 ```json
 {
     "scripts": {
-        "post-deploy-cmd": [
+        "post-install-cmd": [
             "chmod -R ug+w $APP_DIR/var"
         ]
     }

appengine/flexible/symfony/test/DeployTest.php

@@ -28,7 +28,7 @@ class DeployTest extends \PHPUnit_Framework_TestCase
     use AppEngineDeploymentTrait;
     use ExecuteCommandTrait;
 
-    public function beforeDeploy()
+    public static function beforeDeploy()
     {
         // verify and set environment variables
         self::verifyEnvironmentVariables();
@@ -102,7 +102,7 @@ private static function addPostBuildCommands($targetDir)
     {
         $contents = file_get_contents($targetDir . '/composer.json');
         $json = json_decode($contents, true);
-        $json['scripts']['post-deploy-cmd'] = ['chmod -R ug+w $APP_DIR/var'];
+        $json['scripts']['post-install-cmd'] = ['chmod -R ug+w $APP_DIR/var'];
         file_put_contents($targetDir . '/composer.json', json_encode($json, JSON_PRETTY_PRINT));
     }