Move test repo to system tmp dir, introduce phpGitRepoCommand

.gitignore

@@ -1,2 +1 @@
 nbproject
-test/repo/.git

lib/phpGitRepo.php

@@ -12,6 +12,8 @@
  * Tickets:       http://github.com/ornicar/php-git-repo/issues
  */
 
+require_once(dirname(__FILE__).'/phpGitRepoCommand.php');
+
 class phpGitRepo
 {
   /**

lib/phpGitRepoCommand.php

@@ -0,0 +1,19 @@
+<?php
+
+class phpGitRepoCommand
+{
+  protected $dir;
+
+  protected $command;
+
+  public function __construct($dir, $command)
+  {
+    $this->dir      = $dir;
+    $this->command  = $command;
+  }
+
+  public function run()
+  {
+
+  }
+}

test/phpGitRepoTest.php

@@ -1,18 +1,8 @@
 <?php
 
 require_once dirname(__FILE__).'/vendor/lime.php';
-require_once dirname(__FILE__).'/../lib/phpGitRepo.php';
+require_once dirname(__FILE__).'/phpGitRepoTestHelper.php';
 
 $t = new lime_test();
 
-$nonExistingDir = '/non/existing/directory';
-$message = $nonExistingDir.' is not a valid git repository';
-try
-{
-  new phpGitRepo($nonExistingDir);
-  $t->fail($message);
-}
-catch(InvalidArgumentException $e)
-{
-  $t->pass($message);
-}
+$repo = _createTmpGitRepo($t);

test/phpGitRepoTestHelper.php

@@ -0,0 +1,39 @@
+<?php
+
+require_once dirname(__FILE__).'/../lib/phpGitRepo.php';
+
+/**
+ *
+ * @param lime_test $t
+ * @return phpGitRepo the git repo
+ */
+function _createTmpGitRepo(lime_test $t)
+{
+  $repoDir = sys_get_temp_dir().'/php-git-repo/'.uniqid();
+  $t->ok(!is_dir($repoDir.'/.git'), $repoDir.' is not a Git repo');
+
+  try
+  {
+    new phpGitRepo($repoDir);
+    $t->fail($repoDir.' is not a valid git repository');
+  }
+  catch(InvalidArgumentException $e)
+  {
+    $t->pass($repoDir.' is not a valid git repository');
+  }
+
+  $t->comment('Create Git repo');
+  exec('git init '. escapeshellarg($repoDir.'/.git'));
+  $t->ok(is_dir($repoDir.'/.git'), $repoDir.' is a Git repo');
+
+  $repo = new phpGitRepo($repoDir);
+  $t->pass($repoDir.' is a valid git repo');
+
+  $originalRepoDir = dirname(__FILE__).'/repo';
+  foreach(array('README.markdown', 'index.php') as $file)
+  {
+    copy($originalRepoDir.'/'.$file, $repoDir.'/'.$file);
+  }
+
+  return $repo;
+}