Add failing test for new dev behavior

tests/Composer/Test/Repository/VcsRepositoryTest.php

@@ -0,0 +1,140 @@
+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Test\Json;
+
+use Symfony\Component\Process\ExecutableFinder;
+use Composer\Package\Dumper\ArrayDumper;
+use Composer\Repository\VcsRepository;
+use Composer\Repository\Vcs\GitDriver;
+use Composer\Util\Filesystem;
+use Composer\Util\ProcessExecutor;
+use Composer\IO\NullIO;
+
+class VcsRepositoryTest extends \PHPUnit_Framework_TestCase
+{
+    private static $gitRepo;
+    private static $skipped;
+
+    public static function setUpBeforeClass()
+    {
+        $oldCwd = getcwd();
+        self::$gitRepo = sys_get_temp_dir() . '/composer-git-'.rand().'/';
+
+        $locator = new ExecutableFinder();
+        if (!$locator->find('git')) {
+            self::$skipped = 'This test needs a git binary in the PATH to be able to run';
+            return;
+        }
+        if (!mkdir(self::$gitRepo) || !chdir(self::$gitRepo)) {
+            self::$skipped = 'Could not create and move into the temp git repo '.self::$gitRepo;
+            return;
+        }
+
+        // init
+        $process = new ProcessExecutor;
+        $process->execute('git init', $null);
+        touch('foo');
+        $process->execute('git add foo', $null);
+        $process->execute('git commit -m init', $null);
+
+        // non-composed tag & branch
+        $process->execute('git tag 0.5.0', $null);
+        $process->execute('git branch oldbranch', $null);
+
+        // add composed tag & master branch
+        $composer = array('name' => 'a/b');
+        file_put_contents('composer.json', json_encode($composer));
+        $process->execute('git add composer.json', $null);
+        $process->execute('git commit -m addcomposer', $null);
+        $process->execute('git tag 0.6.0', $null);
+
+        // add feature-a branch
+        $process->execute('git checkout -b feature-a', $null);
+        file_put_contents('foo', 'bar feature');
+        $process->execute('git add foo', $null);
+        $process->execute('git commit -m change-a', $null);
+
+        // add version to composer.json
+        $process->execute('git checkout master', $null);
+        $composer['version'] = '1.0.0';
+        file_put_contents('composer.json', json_encode($composer));
+        $process->execute('git add composer.json', $null);
+        $process->execute('git commit -m addversion', $null);
+
+        // create tag with wrong version in it
+        $process->execute('git tag 0.9.0', $null);
+        // create tag with correct version in it
+        $process->execute('git tag 1.0.0', $null);
+
+        // add feature-b branch
+        $process->execute('git checkout -b feature-b', $null);
+        file_put_contents('foo', 'baz feature');
+        $process->execute('git add foo', $null);
+        $process->execute('git commit -m change-b', $null);
+
+        // add 1.0 branch
+        $process->execute('git checkout master', $null);
+        $process->execute('git branch 1.0', $null);
+
+        // update master to 2.0
+        $composer['version'] = '2.0.0';
+        file_put_contents('composer.json', json_encode($composer));
+        $process->execute('git add composer.json', $null);
+        $process->execute('git commit -m bump-version', $null);
+
+        chdir($oldCwd);
+    }
+
+    public function setUp()
+    {
+        if (self::$skipped) {
+            $this->markTestSkipped(self::$skipped);
+        }
+    }
+
+    public static function tearDownAfterClass()
+    {
+        $fs = new Filesystem;
+        $fs->removeDirectory(self::$gitRepo);
+    }
+
+    public function testLoadVersions()
+    {
+        $expected = array(
+            '0.6.0' => true,
+            '0.9.0' => true,
+            '1.0.0' => true,
+            'dev-feature-b' => true,
+            'dev-feature-a' => true,
+            'dev-master' => true,
+        );
+
+        $repo = new VcsRepository(array('url' => self::$gitRepo), new NullIO);
+        $packages = $repo->getPackages();
+        $dumper = new ArrayDumper();
+
+        foreach ($packages as $package) {
+            if (isset($expected[$package->getPrettyVersion()])) {
+                unset($expected[$package->getPrettyVersion()]);
+            } else {
+                $this->fail('Unexpected version '.$package->getPrettyVersion().' in '.json_encode($dumper->dump($package)));
+            }
+        }
+
+        if ($expected) {
+            $this->fail('Missing versions: '.implode(', ', $expected));
+        }
+
+        $this->pass();
+    }
+}