APIRestTest::testCORS PHP Method

    public function testCORS()
    {
        $res = $this->doHttpRequest('OPTIONS', '', ['headers' => ['Origin' => "http://localhost", 'Access-Control-Request-Method' => 'GET', 'Access-Control-Request-Headers' => 'X-Requested-With']]);
        $this->assertNotEquals(null, $res, $this->last_error);
        $this->assertEquals(200, $res->getStatusCode());
        $headers = $res->getHeaders();
        $this->assertArrayHasKey('Access-Control-Allow-Methods', $headers);
        $this->assertArrayHasKey('Access-Control-Allow-Headers', $headers);
        $this->assertContains('GET', $headers['Access-Control-Allow-Methods'][0]);
        $this->assertContains('PUT', $headers['Access-Control-Allow-Methods'][0]);
        $this->assertContains('POST', $headers['Access-Control-Allow-Methods'][0]);
        $this->assertContains('DELETE', $headers['Access-Control-Allow-Methods'][0]);
        $this->assertContains('OPTIONS', $headers['Access-Control-Allow-Methods'][0]);
        $this->assertContains('origin', $headers['Access-Control-Allow-Headers'][0]);
        $this->assertContains('content-type', $headers['Access-Control-Allow-Headers'][0]);
        $this->assertContains('accept', $headers['Access-Control-Allow-Headers'][0]);
        $this->assertContains('session-token', $headers['Access-Control-Allow-Headers'][0]);
        $this->assertContains('authorization', $headers['Access-Control-Allow-Headers'][0]);
    }