Allow to add or remove server params

src/Codeception/Lib/InnerBrowser.php

@@ -2034,4 +2034,29 @@ protected function getNormalizedResponseContent()
 
         return $content;
     }
+
+    /**
+     * Sets SERVER parameters valid for all next requests.
+     * this will remove old ones.
+     *
+     * ```php
+     * $I->setServerParameters([]);
+     * ```
+     */
+    public function setServerParameters(array $params)
+    {
+        $this->client->setServerParameters($params);
+    }
+
+    /**
+     * Sets SERVER parameter valid for all next requests.
+     *
+     * ```php
+     * $I->haveServerParameter('name', 'value');
+     * ```
+     */
+    public function haveServerParameter($name, $value)
+    {
+        $this->client->setServerParameter($name, $value);
+    }
 }

tests/data/app/db

@@ -1 +1 @@
-a:0:{}
+a:0:{}

tests/unit/Codeception/Module/TestsForWeb.php

@@ -1746,4 +1746,27 @@ public function testPasswordArgument()
         $data = data::get('form');
         $this->assertEquals('thisissecret', $data['password']);
     }
+
+
+    public function testCanResetHTTPAuthenticated()
+    {
+        $this->module->amHttpAuthenticated('user', 'pass');
+        $this->module->amOnPage('/');
+        $server = $this->module->client->getRequest()->getServer();
+        $this->assertArrayHasKey('PHP_AUTH_USER', $server);
+        $this->assertArrayHasKey('PHP_AUTH_PW', $server);
+        $this->module->setServerParameters([]);
+        $this->module->amOnPage('/');
+        $server = $this->module->client->getRequest()->getServer();
+        $this->assertArrayNotHasKey('PHP_AUTH_USER', $server);
+        $this->assertArrayNotHasKey('PHP_AUTH_PW', $server);
+    }
+
+    public function testHaveServerParameter()
+    {
+        $this->module->haveServerParameter('my', 'param');
+        $this->module->amOnPage('/');
+        $server = $this->module->client->getRequest()->getServer();
+        $this->assertArrayHasKey('my', $server);
+    }
 }