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>

1 files changed, 0 insertions, 38 deletions

diff --git a/tests/HttpUtilsTest.php b/tests/HttpUtilsTest.php
deleted file mode 100644
index 76092b80..00000000
--- a/tests/HttpUtilsTest.php
+++ /dev/null
@@ -1,38 +0,0 @@
-<?php
-/**
- * HttpUtils' tests
- */
-
-require_once 'application/HttpUtils.php';
-
-/**
- * Unitary tests for get_http_url()
- */
-class GetHttpUrlTest extends PHPUnit_Framework_TestCase
-{
-    /**
-     * Get an invalid local URL
-     */
-    public function testGetInvalidLocalUrl()
-    {
-        list($headers, $content) = get_http_url('/non/existent', 1);
-        $this->assertEquals('HTTP Error', $headers[0]);
-        $this->assertRegexp(
-            '/failed to open stream: No such file or directory/',
-            $content
-        );
-    }
-
-    /**
-     * Get an invalid remote URL
-     */
-    public function testGetInvalidRemoteUrl()
-    {
-        list($headers, $content) = get_http_url('http://non.existent', 1);
-        $this->assertEquals('HTTP Error', $headers[0]);
-        $this->assertRegexp(
-            '/Name or service not known/',
-            $content
-        );
-    }
-}