<?php namespace yiiunit\extensions\authclient\oauth\signature; use yii\authclient\signature\PlainText; use yiiunit\extensions\authclient\TestCase; class PlainTextTest extends TestCase { public function testGenerateSignature() { $signatureMethod = new PlainText(); $baseString = 'test_base_string'; $key = 'test_key'; $signature = $signatureMethod->generateSignature($baseString, $key); $this->assertNotEmpty($signature, 'Unable to generate signature!'); } }