add test for middleware

Author: ylebre

tests/phpunit/MiddlewareTest.php

@@ -0,0 +1,44 @@
+<?php
+    namespace Pdsinterop\PhpSolid;
+
+    use Pdsinterop\PhpSolid\Middleware;
+
+    const PUBSUB_SERVER = "https://localhost:1234";
+    $headers = [];
+    function header($header) {
+        MiddleWareTest::$headers[] = $header;
+    }
+
+    class MiddlewareTest extends \PHPUnit\Framework\TestCase
+    {
+        public static $headers = [];
+        public function testCors() {
+            Middleware::cors();
+            $this->assertTrue(in_array("Access-Control-Allow-Origin: *", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Headers: *, allow, accept, authorization, content-type, dpop, slug, link", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Methods: GET, PUT, POST, OPTIONS, DELETE, PATCH", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Max-Age: 1728000", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Credentials: true", self::$headers));
+            $this->assertTrue(in_array("Accept-Patch: text/n3", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Expose-Headers: Authorization, User, Location, Link, Vary, Last-Modified, ETag, Accept-Patch, Accept-Post, Updates-Via, Allow, WAC-Allow, Content-Length, WWW-Authenticate, MS-Author-Via", self::$headers));
+        }
+
+        public function testCorsWithOrigin() {
+            $origin = "https://example.com";
+            $_REQUEST['HTTP_ORIGIN'] = $origin;
+
+            Middleware::cors();
+            $this->assertTrue(in_array("Access-Control-Allow-Origin: $origin", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Headers: *, allow, accept, authorization, content-type, dpop, slug, link", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Methods: GET, PUT, POST, OPTIONS, DELETE, PATCH", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Max-Age: 1728000", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Allow-Credentials: true", self::$headers));
+            $this->assertTrue(in_array("Accept-Patch: text/n3", self::$headers));
+            $this->assertTrue(in_array("Access-Control-Expose-Headers: Authorization, User, Location, Link, Vary, Last-Modified, ETag, Accept-Patch, Accept-Post, Updates-Via, Allow, WAC-Allow, Content-Length, WWW-Authenticate, MS-Author-Via", self::$headers));
+        }
+
+        public function testPubSub() {
+            Middleware::pubsub();
+            $this->assertTrue(in_array("updates-via: " . PUBSUB_SERVER, self::$headers));
+        }
+    }