Add test suite around parsing function

Author: aaronpk

composer.json

@@ -0,0 +1,21 @@
+{
+  "name": "indieweb/link-rel-parser",
+  "type": "library",
+  "description": "Parse rel values from HTTP headers",
+  "keywords": ["indieweb", "http", "microformats2"],
+  "license": "Apache-2.0",
+  "homepage": "https://github.com/indieweb/link-rel-parser-php",
+  "authors" : [
+    {
+      "name": "Tantek Çelik",
+      "homepage": "http://tantek.com"
+    },
+    {
+      "name": "Aaron Parecki",
+      "homepage": "http://aaronparecki.com"
+    }
+  ],
+  "require": {
+      "php": ">=5.3.0"
+  }
+}

phpunit.xml

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+<?xml version="1.0"?>
+<phpunit bootstrap="tests/bootstrap.php">
+	<testsuites>
+		<testsuite name="date-formatter">
+			<directory suffix="Test.php">tests</directory>
+		</testsuite>
+	</testsuites>
+</phpunit>

src/IndieWeb/link_rel_parser.php

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+<?php
+namespace IndieWeb;
+
+function http_rels($headerString) {
+
+  // TODO: Implement this
+
+  return array(
+    'rels' => array()
+  );
+}

tests/BasicTest.php

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+<?php
+class BasicTest extends PHPUnit_Framework_TestCase {
+
+  public function setUp() {
+  }
+
+  private function _testEquals($expected, $headers) {
+    $result = IndieWeb\http_rels($headers);
+    $this->assertEquals($expected, $result);
+  }
+
+  public function testInvalidStartDate() {
+    $this->_testEquals(array(
+      'rels' => array(
+        'd' => array('http://example.org/query?a=b,c'),
+        'e' => array('http://example.org/query?a=b,c'),
+        'f' => array('http://example.org/'),
+      )
+    ), "Link: <http://example.org/query?a=b,c>; rel=\"d e\", <http://example.org/>; rel=f");
+  }
+
+  public function testAaronParecki() {
+    $this->_testEquals(array(
+      'rels' => array(
+        'http://webmention.org/' => array('http://aaronparecki.com/webmention.php'),
+        'indieauth' => array('https://indieauth.com'),
+      )
+    ), "HTTP/1.1 200 OK
+Server: nginx/1.0.14
+Date: Sat, 26 Oct 2013 01:40:11 GMT
+Content-Type: text/html; charset=UTF-8
+Connection: keep-alive
+Link: <https://indieauth.com>; rel=\"indieauth\"
+X-Pingback: http://pingback.me/webmention?forward=http%3A%2F%2Faaronparecki.com%2Fwebmention.php
+Link: <http://aaronparecki.com/webmention.php>; rel=\"http://webmention.org/\"");
+  }
+
+  public function testBarryFrost() {
+    $this->_testEquals(array(
+      'rels' => array(
+        'webmention' => array('http://aaronparecki.com/webmention.php'),
+      )
+    ), "HTTP/1.1 200 OK
+Cache-Control: max-age=0, private, must-revalidate
+Content-length: 19600
+Content-Type: text/html; charset=utf-8
+Date: Sat, 26 Oct 2013 01:49:21 GMT
+Link: <http://barryfrost.com/webmention>; rel=\"webmention\"");
+  }
+
+  
+}

tests/bootstrap.php

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+<?php
+
+require dirname(__DIR__) . '/src/IndieWeb/link_rel_parser.php';
+