test getSignedData for sign/login response

tests/SignResponseTest.php

@@ -180,6 +180,40 @@ public function testFromJsonWithInvalidSignatureData()
  SignResponse::fromJson($json);
  }
 
+ /**
+ * @covers ::getSignedData
+ */
+ public function testGetSignedData()
+ {
+ $json = file_get_contents(__DIR__ . '/sign_response.json');
+ assert($json !== false);
+ $response = SignResponse::fromJson($json);
+ print_r($response);
+
+ $expectedSignedData = sprintf(
+ '%s%s%s%s',
+ hash('sha256', 'https://u2f.ericstern.com', true),
+ "\x01", // user presence
+ "\x00\x00\x00\x2d", // counter (int(45))
+ hash(
+ 'sha256',
+ '{'.
+ '"typ":"navigator.id.getAssertion",'.
+ '"challenge":"wt2ze8IskcTO3nIsO2D2hFjE5tVD041NpnYesLpJweg",'.
+ '"origin":"https://u2f.ericstern.com",'.
+ '"cid_pubkey":""'.
+ '}',
+ true
+ ),
+ );
+
+ $this->assertSame(
+ $expectedSignedData,
+ $response->getSignedData(),
+ 'Wrong signed data'
+ );
+ }
+
  /**
  * @dataProvider clientErrors
  */