add unit testing

tests/test-nonwp.php

@@ -0,0 +1,43 @@
+<?php
+
+# low level test of PHP functions & methods w/o WP integration
+class LowLevelTest extends PHPUnit_Framework_TestCase {
+    function setUp() {
+        $this->FFM = new FF_Meta();
+    }
+
+    function test_output_ff_state() {
+        $ret = $this->FFM->output_ff_state(array("state" => array("nodes" => 429)));
+        $this->assertRegExp('/429/', $ret);
+    }
+
+    function test_basic_json_parsing() {
+        $json = file_get_contents(__DIR__.'/example_ffhh.json');
+        $data = json_decode($json, $assoc = true);
+        
+        $this->assertArrayHasKey('name',     $data);
+        $this->assertArrayHasKey('state',    $data);
+        $this->assertArrayHasKey('location', $data);
+        $this->assertArrayHasKey('services', $data);
+    }
+    
+    function test_externaldata() {
+        $json     = file_get_contents(__DIR__.'/example_ffhh.json');
+        $stubdata = json_decode($json, $assoc = true);
+        
+        $stub = $this->getMockBuilder('ff_meta_externaldata')
+                     ->disableOriginalConstructor()
+                     ->getMock();
+        $stub->expects($this->any())
+                     ->method('get')
+                     ->will($this->returnValue($stubdata));
+        
+        $data = $stub->get('http://meta.hamburg.freifunk.net/ffhh.json');
+        
+        $this->assertArrayHasKey('name',     $data);
+        $this->assertArrayHasKey('state',    $data);
+        $this->assertArrayHasKey('location', $data);
+        $this->assertArrayHasKey('services', $data);
+    }
+    
+}