add unit tests

src/Components/Reporter/ReporterFactory.php

@@ -3,6 +3,7 @@
 namespace PHPUnuhi\Components\Reporter;
 
 use Exception;
+use InvalidArgumentException;
 use PHPUnuhi\Components\Reporter\JSON\JsonReporter;
 use PHPUnuhi\Components\Reporter\JUnit\JUnitReporter;
 use PHPUnuhi\Exceptions\ConfigurationException;
@@ -49,8 +50,8 @@ public function resetStorages(): void
     {
         $this->reporters = [];
 
-        $this->reporters[] = new  JUnitReporter();
-        $this->reporters[] = new  JsonReporter();
+        $this->reporters[] = new JUnitReporter();
+        $this->reporters[] = new JsonReporter();
     }
 
 
@@ -63,7 +64,7 @@ public function getReporter(string $name): ReporterInterface
     {
         if ($name === '' || $name === '0') {
 
-            throw new Exception('No name provided for the Reporter');
+            throw new InvalidArgumentException('No name provided for the Reporter');
         }
 
         foreach ($this->reporters as $reporter) {

tests/phpunit/Components/Repoter/ReporterFactoryTest.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace phpunit\Components\Repoter;
+
+use InvalidArgumentException;
+use PHPUnit\Framework\TestCase;
+use PHPUnuhi\Components\Reporter\JUnit\JUnitReporter;
+use PHPUnuhi\Components\Reporter\ReporterFactory;
+use PHPUnuhi\Exceptions\ConfigurationException;
+
+class ReporterFactoryTest extends TestCase
+{
+
+    /**
+     * @return void
+     * @throws ConfigurationException
+     */
+    public function testEmptyReportNameThrowsException(): void
+    {
+        $factory = ReporterFactory::getInstance();
+
+        $this->expectException(InvalidArgumentException::class);
+
+        $factory->getReporter('');
+    }
+
+    /**
+     * @return void
+     * @throws ConfigurationException
+     */
+    public function testUnknownReporterThrowsException(): void
+    {
+        $factory = ReporterFactory::getInstance();
+
+        $this->expectException(ConfigurationException::class);
+
+        $factory->getReporter('unknown');
+    }
+
+    /**
+     * @return void
+     * @throws ConfigurationException
+     */
+    public function testJUnitReporterIsFound(): void
+    {
+        $factory = ReporterFactory::getInstance();
+
+        $reporter = $factory->getReporter('junit');
+
+        $this->assertInstanceOf(JUnitReporter::class, $reporter);
+    }
+
+}