Implement trivial case for JsonIterator

Author: EtienneLamoureux

tests/Iterators/JsonIteratorTest.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * @author Etienne Lamoureux <etienne.lamoureux@crystalgorithm.com>
+ * @copyright 2014 Etienne Lamoureux
+ * @license http://opensource.org/licenses/BSD-3-Clause BSD-3-Clause
+ */
+
+namespace Crystalgorithm\PhpJsonIterator\Iterators;
+
+use PHPUnit_Framework_TestCase;
+use Crystalgorithm\PhpJsonIterator\JsonIteratorFactory;
+
+final class JsonIteratorTest extends PHPUnit_Framework_TestCase {
+
+    const FLAT_JSON_OBJECT_AS_STRING = '{"foo":"bar","fizz":"buzz"}';
+    const NESTED_JSON_OBJECT_AS_STRING = '{"foo":"bar","fizz":{"id":1,"nested":true}}';
+
+    protected $counter;
+
+    protected function setUp() {
+        $this->counter = 0;
+    }
+
+    public function testGivenFlatJsonObjectsThenParseOneByOne() {
+        $json = $this::buildTestJson(5, self::FLAT_JSON_OBJECT_AS_STRING);
+        $iterator = JsonIteratorFactory::buildJsonIterator($json);
+
+        $this->goThroughIterator($iterator);
+
+        $this->assertEquals(5, $this->counter);
+    }
+
+    protected static function buildTestJson($nbObjects, $jsonObject) {
+        $jsonObjects = array_fill(0, $nbObjects, $jsonObject);
+        $json = implode(",", $jsonObjects);
+
+        return $json;
+    }
+
+    protected function goThroughIterator($iterator) {
+        foreach ($iterator as $parsedJsonObject) {
+            // Here you can do something with $parsedJsonObject as an array, 
+            // has it had gone through json_decode already
+            $this->counter++;
+        }
+    }
+
+}