test: test the Parser API endpoints, targeting exception handling

Author: Harrison Ifeanyichukwu

tests/ParserTest.php

@@ -0,0 +1,38 @@
+<?php
+declare(strict_types = 1);
+
+namespace Forensic\FeedParser\Test;
+
+use Forensic\FeedParser\Parser;
+use PHPUnit\Framework\TestCase;
+use Forensic\FeedParser\Exceptions\InvalidURLException;
+use Forensic\FeedParser\Exceptions\ResourceNotFoundException;
+use Forensic\FeedParser\Exceptions\FileNotFoundException;
+
+class ParserTest extends TestCase
+{
+    private $_parser = null;
+
+    public function setup()
+    {
+        $this->_parser = new Parser();
+    }
+
+    public function testInvalidUrl()
+    {
+        $this->expectException(InvalidURLException::class);
+        $this->_parser->parseFromUrl('www.google.com');
+    }
+
+    public function testUnExistingUrl()
+    {
+        $this->expectException(ResourceNotFoundException::class);
+        $this->_parser->parseFromUrl('http://feed.fjsfoundations.com');
+    }
+
+    public function testUnExistingFile()
+    {
+        $this->expectException(FileNotFoundException::class);
+        $this->_parser->parseFromFile('./somefile.xml');
+    }
+}