From 677953067f2bb5502a70f0d004f1ac844b18a128 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Mon, 16 Jan 2017 22:04:43 +0100
Subject:  * Facebook support

---
 lib/facebook-graph-sdk/tests/SignedRequestTest.php | 139 +++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 lib/facebook-graph-sdk/tests/SignedRequestTest.php

(limited to 'lib/facebook-graph-sdk/tests/SignedRequestTest.php')

diff --git a/lib/facebook-graph-sdk/tests/SignedRequestTest.php b/lib/facebook-graph-sdk/tests/SignedRequestTest.php
new file mode 100644
index 0000000..247600f
--- /dev/null
+++ b/lib/facebook-graph-sdk/tests/SignedRequestTest.php
@@ -0,0 +1,139 @@
+<?php
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * You are hereby granted a non-exclusive, worldwide, royalty-free license to
+ * use, copy, modify, and distribute this software in source code or binary
+ * form for use in connection with the web services and APIs provided by
+ * Facebook.
+ *
+ * As with any software that integrates with the Facebook platform, your use
+ * of this software is subject to the Facebook Developer Principles and
+ * Policies [http://developers.facebook.com/policy/]. This copyright notice
+ * shall be included in all copies or substantial portions of the software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
+namespace Facebook\Tests;
+
+use Facebook\FacebookApp;
+use Facebook\SignedRequest;
+
+class SignedRequestTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var FacebookApp
+     */
+    protected $app;
+
+    protected $rawSignature = 'U0_O1MqqNKUt32633zAkdd2Ce-jGVgRgJeRauyx_zC8=';
+    protected $rawPayload = 'eyJvYXV0aF90b2tlbiI6ImZvb190b2tlbiIsImFsZ29yaXRobSI6IkhNQUMtU0hBMjU2IiwiaXNzdWVkX2F0IjozMjEsImNvZGUiOiJmb29fY29kZSIsInN0YXRlIjoiZm9vX3N0YXRlIiwidXNlcl9pZCI6MTIzLCJmb28iOiJiYXIifQ==';
+
+    protected $payloadData = [
+        'oauth_token' => 'foo_token',
+        'algorithm' => 'HMAC-SHA256',
+        'issued_at' => 321,
+        'code' => 'foo_code',
+        'state' => 'foo_state',
+        'user_id' => 123,
+        'foo' => 'bar',
+    ];
+
+    public function setUp()
+    {
+        $this->app = new FacebookApp('123', 'foo_app_secret');
+    }
+
+    public function testAValidSignedRequestCanBeCreated()
+    {
+        $sr = new SignedRequest($this->app);
+        $rawSignedRequest = $sr->make($this->payloadData);
+
+        $srTwo = new SignedRequest($this->app, $rawSignedRequest);
+        $payload = $srTwo->getPayload();
+
+        $expectedRawSignedRequest = $this->rawSignature . '.' . $this->rawPayload;
+        $this->assertEquals($expectedRawSignedRequest, $rawSignedRequest);
+        $this->assertEquals($this->payloadData, $payload);
+    }
+
+    /**
+     * @expectedException \Facebook\Exceptions\FacebookSDKException
+     */
+    public function testInvalidSignedRequestsWillFailFormattingValidation()
+    {
+        new SignedRequest($this->app, 'invalid_signed_request');
+    }
+
+    public function testBase64EncodingIsUrlSafe()
+    {
+        $sr = new SignedRequest($this->app);
+        $encodedData = $sr->base64UrlEncode('aijkoprstADIJKLOPQTUVX1256!)]-:;"<>?.|~');
+
+        $this->assertEquals('YWlqa29wcnN0QURJSktMT1BRVFVWWDEyNTYhKV0tOjsiPD4_Lnx-', $encodedData);
+    }
+
+    public function testAUrlSafeBase64EncodedStringCanBeDecoded()
+    {
+        $sr = new SignedRequest($this->app);
+        $decodedData = $sr->base64UrlDecode('YWlqa29wcnN0QURJSktMT1BRVFVWWDEyNTYhKV0tOjsiPD4/Lnx+');
+
+        $this->assertEquals('aijkoprstADIJKLOPQTUVX1256!)]-:;"<>?.|~', $decodedData);
+    }
+
+    /**
+     * @expectedException \Facebook\Exceptions\FacebookSDKException
+     */
+    public function testAnImproperlyEncodedSignatureWillThrowAnException()
+    {
+        new SignedRequest($this->app, 'foo_sig.' . $this->rawPayload);
+    }
+
+    /**
+     * @expectedException \Facebook\Exceptions\FacebookSDKException
+     */
+    public function testAnImproperlyEncodedPayloadWillThrowAnException()
+    {
+        new SignedRequest($this->app, $this->rawSignature . '.foo_payload');
+    }
+
+    /**
+     * @expectedException \Facebook\Exceptions\FacebookSDKException
+     */
+    public function testNonApprovedAlgorithmsWillThrowAnException()
+    {
+        $signedRequestData = $this->payloadData;
+        $signedRequestData['algorithm'] = 'FOO-ALGORITHM';
+
+        $sr = new SignedRequest($this->app);
+        $rawSignedRequest = $sr->make($signedRequestData);
+
+        new SignedRequest($this->app, $rawSignedRequest);
+    }
+
+    public function testAsRawSignedRequestCanBeValidatedAndDecoded()
+    {
+        $rawSignedRequest = $this->rawSignature . '.' . $this->rawPayload;
+        $sr = new SignedRequest($this->app, $rawSignedRequest);
+
+        $this->assertEquals($this->payloadData, $sr->getPayload());
+    }
+
+    public function testARawSignedRequestCanBeValidatedAndDecoded()
+    {
+        $rawSignedRequest = $this->rawSignature . '.' . $this->rawPayload;
+        $sr = new SignedRequest($this->app, $rawSignedRequest);
+
+        $this->assertEquals($sr->getPayload(), $this->payloadData);
+        $this->assertEquals($sr->getRawSignedRequest(), $rawSignedRequest);
+        $this->assertEquals(123, $sr->getUserId());
+        $this->assertTrue($sr->hasOAuthData());
+    }
+}
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