public function testForceArchive() {
		$this->skipIf(!extension_loaded('zlib'), 'The zlib extension is not loaded.');
		$this->skipIf(
			ini_get('phar.readonly') == '1',
			'INI setting phar.readonly = On'
		);
		$result = $this->library->extract('plugin', $this->_testPath . '/library_test_plugin');
		$this->assertTrue($result);

		$this->library->response->output = null;
		$result = $this->library->archive(
			$this->_testPath . '/library_test_plugin',
			$this->_testPath . '/library_test_plugin'
		);
		$this->assertTrue($result);

		$expected = "library_test_plugin.phar.gz created in {$this->_testPath} from ";
		$expected .= "{$this->_testPath}/library_test_plugin\n";
		$result = $this->library->response->output;
		$this->assertEqual($expected, $result);

		$this->library->response->output = null;
		$result = $this->library->archive(
			$this->_testPath . '/library_test_plugin',
			$this->_testPath . '/library_test_plugin'
		);
		$this->assertFalse($result);

		$expected = "library_test_plugin.phar already exists in {$this->_testPath}\n";
		$result = $this->library->response->error;
		$this->assertEqual($expected, $result);


		$this->library->force = true;
		$this->library->response->output = null;
		$result = $this->library->archive(
			$this->_testPath . '/library_test_plugin',
			$this->_testPath . '/library_test_plugin'
		);
		$this->assertTrue($result);

		$expected = "library_test_plugin.phar.gz created in {$this->_testPath} from ";
		$expected .= "{$this->_testPath}/library_test_plugin\n";
		$result = $this->library->response->output;
		$this->assertEqual($expected, $result);

		unlink($this->_testPath . '/library_test_plugin.phar');

		$this->library->force = false;
		$this->library->response->output = null;
		$this->library->response->error = null;
		$result = $this->library->archive(
			$this->_testPath . '/library_test_plugin',
			$this->_testPath . '/library_test_plugin'
		);
		$this->assertFalse($result);

		$expected = "library_test_plugin.phar.gz already exists in {$this->_testPath}\n";
		$result = $this->library->response->error;
		$this->assertEqual($expected, $result);

		$this->library->force = true;
		$this->library->response->output = null;
		$this->library->response->error = null;
		$result = $this->library->archive(
			$this->_testPath . '/library_test_plugin',
			$this->_testPath . '/library_test_plugin'
		);
		$this->assertTrue($result);

		$expected = "library_test_plugin.phar.gz created in {$this->_testPath} from ";
		$expected .= "{$this->_testPath}/library_test_plugin\n";
		$result = $this->library->response->output;
		$this->assertEqual($expected, $result);

		Phar::unlinkArchive($this->_testPath . '/library_test_plugin.phar');
		Phar::unlinkArchive($this->_testPath . '/library_test_plugin.phar.gz');
		$this->_cleanUp();
	}