From 482d67bd523bf12f36508a0131d09fe299ee02f4 Mon Sep 17 00:00:00 2001
From: VirtualTam <virtualtam@flibidi.net>
Date: Sun, 6 Sep 2015 21:31:37 +0200
Subject: HTTP: move server URL functions to `HttpUtils.php`

Relates to #333

Modifications:
 - refactor server URL utility functions
 - do not access global `$_SERVER` variables
 - add test coverage
 - improve readability
 - apply coding conventions

Signed-off-by: VirtualTam <virtualtam@flibidi.net>
---
 tests/HttpUtils/ServerUrlTest.php | 135 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 tests/HttpUtils/ServerUrlTest.php

(limited to 'tests/HttpUtils/ServerUrlTest.php')

diff --git a/tests/HttpUtils/ServerUrlTest.php b/tests/HttpUtils/ServerUrlTest.php
new file mode 100644
index 00000000..5096db65
--- /dev/null
+++ b/tests/HttpUtils/ServerUrlTest.php
@@ -0,0 +1,135 @@
+<?php
+/**
+ * HttpUtils' tests
+ */
+
+require_once 'application/HttpUtils.php';
+
+/**
+ * Unitary tests for server_url()
+ */
+class ServerUrlTest extends PHPUnit_Framework_TestCase
+{
+    /**
+     * Detect if the server uses SSL
+     */
+    public function testHttpsScheme()
+    {
+        $this->assertEquals(
+            'https://host.tld',
+            server_url(
+                array(
+                    'HTTPS' => 'ON',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '443'
+                )
+            )
+        );
+
+        $this->assertEquals(
+            'https://host.tld:8080',
+            server_url(
+                array(
+                    'HTTPS' => 'ON',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '8080'
+                )
+            )
+        );
+    }
+
+    /**
+     * Detect a Proxy with SSL enabled
+     */
+    public function testHttpsProxyForward()
+    {
+        $this->assertEquals(
+            'https://host.tld:8080',
+            server_url(
+                array(
+                    'HTTPS' => 'Off',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '80',
+                    'HTTP_X_FORWARDED_PROTO' => 'https',
+                    'HTTP_X_FORWARDED_PORT' => '8080'
+                )
+            )
+        );
+
+        $this->assertEquals(
+            'https://host.tld',
+            server_url(
+                array(
+                    'HTTPS' => 'Off',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '80',
+                    'HTTP_X_FORWARDED_PROTO' => 'https'
+                )
+            )
+        );
+    }
+
+    /**
+     * Detect if the server uses a specific port (!= 80)
+     */
+    public function testPort()
+    {
+        // HTTP
+        $this->assertEquals(
+            'http://host.tld:8080',
+            server_url(
+                array(
+                    'HTTPS' => 'OFF',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '8080'
+                )
+            )
+        );
+
+        // HTTPS
+        $this->assertEquals(
+            'https://host.tld:8080',
+            server_url(
+                array(
+                    'HTTPS' => 'ON',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '8080'
+                )
+            )
+        );
+    }
+
+    /**
+     * HTTP server on port 80
+     */
+    public function testStandardHttpPort()
+    {
+        $this->assertEquals(
+            'http://host.tld',
+            server_url(
+                array(
+                    'HTTPS' => 'OFF',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '80'
+                )
+            )
+        );
+    }
+
+    /**
+     * HTTPS server on port 443
+     */
+    public function testStandardHttpsPort()
+    {
+        $this->assertEquals(
+            'https://host.tld',
+            server_url(
+                array(
+                    'HTTPS' => 'ON',
+                    'SERVER_NAME' => 'host.tld',
+                    'SERVER_PORT' => '443'
+                )
+            )
+        );
+    }
+}
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