bug #482 Fix bundles.php generation when false value is used (fferriere)

This PR was merged into the 1.2-dev branch.

Discussion
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Fix bundles.php generation when false value is used

Fix when we set an environment to `false` in bundle.php it set at `true` on generation.

Commits
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b2b78e6 Fix bundles.php generation when false value is used

src/Configurator/BundlesConfigurator.php

@@ -81,8 +81,9 @@ private function dump(string $file, array $bundles)
         $contents = "<?php\n\nreturn [\n";
         foreach ($bundles as $class => $envs) {
             $contents .= "    $class::class => [";
-            foreach (array_keys($envs) as $env) {
-                $contents .= "'$env' => true, ";
+            foreach ($envs as $env => $value) {
+                $booleanValue = var_export($value, true);
+                $contents .= "'$env' => $booleanValue, ";
             }
             $contents = substr($contents, 0, -2)."],\n";
         }

tests/Configurator/BundlesConfiguratorTest.php

@@ -45,6 +45,44 @@ public function testConfigure()
     FooBundle::class => ['dev' => true, 'test' => true],
 ];
 
+EOF
+        , file_get_contents($config));
+    }
+
+    public function testConfigureWhenBundlesAlreayExists()
+    {
+        $config = FLEX_TEST_DIR.'/config/bundles.php';
+        file_put_contents($config, <<<EOF
+<?php
+
+return [
+    BarBundle::class => ['prod' => false, 'all' => true],
+];
+EOF
+        );
+
+        $configurator = new BundlesConfigurator(
+            $this->getMockBuilder('Composer\Composer')->getMock(),
+            $this->getMockBuilder('Composer\IO\IOInterface')->getMock(),
+            new Options(['config-dir' => 'config', 'root-dir' => FLEX_TEST_DIR])
+        );
+
+        $recipe = $this->getMockBuilder(Recipe::class)->disableOriginalConstructor()->getMock();
+        $lock = $this->getMockBuilder(Lock::class)->disableOriginalConstructor()->getMock();
+
+        $configurator->configure($recipe, [
+            'FooBundle' => ['dev', 'test'],
+            'Symfony\Bundle\FrameworkBundle\FrameworkBundle' => ['all'],
+        ], $lock);
+        $this->assertEquals(<<<EOF
+<?php
+
+return [
+    BarBundle::class => ['prod' => false, 'all' => true],
+    Symfony\Bundle\FrameworkBundle\FrameworkBundle::class => ['all' => true],
+    FooBundle::class => ['dev' => true, 'test' => true],
+];
+
 EOF
         , file_get_contents($config));
     }