Add test for specific composer.json files

Author: derhasi

tests/FixturesTest.php

@@ -0,0 +1,126 @@
+<?php
+
+namespace derhasi\Composer\Tests;
+
+use derhasi\tempdirectory\TempDirectory;
+
+/**
+ * Tests for some examples.
+ */
+class FixturesTest extends \PHPUnit_Framework_TestCase
+{
+
+    /**
+     * @var string
+     */
+    protected $composerBin;
+
+    /**
+     * @var string
+     */
+    protected $fixturesRoot;
+
+    /**
+     * @var string
+     */
+    protected $projectRoot;
+
+    /**
+     * Set up test.
+     */
+    protected function setUp()
+    {
+        $this->projectRoot = realpath(__DIR__.'/..');
+        $this->composerBin = realpath(__DIR__.'/../vendor/bin/composer');
+        $this->fixturesRoot = realpath(__DIR__.'/fixtures');
+    }
+
+    /**
+     * Test provided fixtures.
+     *
+     * @param string $folder
+     *   Name of the folder of the fixture
+     * @param array  $commands
+     *   Array of composer commands to process
+     * @param array  $files
+     *   Array of files to check for existance
+     *
+     * @dataProvider fixturesProvider
+     */
+    public function testFixtures($folder, $commands = array(), $files = array())
+    {
+        $workingDirectory = new TempDirectory(__METHOD__.$folder);
+
+        chdir($workingDirectory->getRoot());
+        copy($this->fixturesRoot.'/example/composer.json', $workingDirectory->getRoot().'/composer.json');
+
+        // Add this project as local development repository sow we work with
+        // the latest code.
+        $this->composer('config', 'repositories.dev', 'path', $this->projectRoot);
+        
+        $this->composer('install');
+
+        // Run additional composer commands.
+        foreach ($commands as $command) {
+            call_user_func_array(array($this, 'composer'), $command);
+        }
+        
+        // Check for file existance.
+        foreach ($files as $file) {
+            $this->assertFileExists($file);
+        }
+        
+        unset($workingDirectory);
+    }
+
+    /**
+     * Provides fixtures test data.
+     *
+     * @return array
+     */
+    public function fixturesProvider()
+    {
+        return array(
+            array(
+                'example',
+                // Update drupal/drupal to the newest release
+                array(
+                    array('update', 'drupal/drupal'),
+                ),
+                array( 'web/index.php', 'web/sites/all/modules/contrib/views/views.module'),
+            ),
+        );
+    }
+    
+    /**
+     * Run composer command.
+     *
+     * @param string $command
+     * @param string $arg,... Optional arguments
+     *
+     * @return string[]
+     *   Array of output lines by the composer command.
+     */
+    protected function composer($command)
+    {
+        $exec = $this->composerBin;
+        $exec .= ' '.escapeshellcmd($command);
+        $args = func_get_args();
+        array_shift($args);
+        foreach ($args as $arg) {
+            if (strlen($arg) > 0) {
+                $exec .= ' '.escapeshellarg($arg);
+            }
+        }
+
+        $output = array();
+        $returnCode = null;
+        exec("$exec 2>&1", $output, $returnCode);
+
+        if ($returnCode) {
+            throw new \Exception(sprintf('Composer command "%s" failed:\n%s"', $exec, implode("\n", $output)));
+        }
+
+        return $output;
+    }
+}

tests/fixtures/example/composer.json

@@ -0,0 +1,35 @@
+{
+  "repositories": [
+    {
+      "type": "composer",
+      "url": "https://packages.drupal.org/7"
+    }
+  ],
+  "require": {
+    "composer/installers": "^1.2",
+    "derhasi/composer-preserve-paths": "@dev",
+    "drupal/views": "3.*",
+    "drupal/drupal": "7.52"
+  },
+  "config": {
+    "vendor-dir": "vendor"
+  },
+  "extra": {
+    "installer-paths": {
+      "web/": ["type:drupal-core"],
+      "web/sites/all/modules/contrib/{$name}/": ["type:drupal-module"],
+      "web/sites/all/themes/contrib/{$name}/": ["type:drupal-theme"],
+      "web/sites/all/libraries/{$name}/": ["type:drupal-library"],
+      "web/sites/all/drush/{$name}/": ["type:drupal-drush"],
+      "web/profiles/{$name}/": ["type:drupal-profile"]
+    },
+    "preserve-paths": [
+      "web/sites/all/modules/contrib",
+      "web/sites/all/themes/contrib",
+      "web/sites/all/libraries",
+      "web/sites/all/drush",
+      "web/sites/default/settings.php",
+      "web/sites/default/files"
+    ]
+  }
+}