Use fake tar binary for unit testing

Author: sebastianfeldmann

tests/phpbu/Backup/Source/TarTest.php

@@ -51,6 +51,29 @@ public function testSetupPathMissing()
         $this->assertFalse(true, 'exception should be thrown');
     }
 
+    /**
+     * Tests Tar::setUp
+     *
+     * @expectedException \RuntimeException
+     */
+    public function testSetUpCantFindBinary()
+    {
+        $mcrypt = new Tar();
+        $mcrypt->setup(array('path' => '/tmp', 'pathToTar' => '/foo/bar'));
+    }
+
+    /**
+     * Tests Tar::setUp
+     */
+    public function testSetUpFindBinary()
+    {
+        $path   = realpath(__DIR__ . '/../../../_files/bin');
+        $mcrypt = new Tar();
+        $mcrypt->setup(array('path' => '/tmp', 'pathToTar' => $path));
+
+        $this->assertTrue(true, 'no exception should be thrown');
+    }
+
     /**
      * Tests Tar::getExec
      */