set the correct phpunit setting, excpetion tests

Author: peter279k

.travis.yml

@@ -1,6 +1,5 @@
-sudo: false
-
 language: php
+
 php:
   - hhvm
   - 7

composer.json

@@ -12,11 +12,16 @@
         "sebastian/diff": "^1.4"
     },
     "require-dev": {
-        "phpunit/phpunit": "5.4.*"
+        "phpunit/phpunit": "^5.5"
     },
     "autoload": {
         "psr-4": {
             "Sokil\\Diff\\": "src/"
         }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "Sokil\\Diff\\": "tests/"
+        }
     }
 }

src/Change.php

@@ -39,4 +39,4 @@ public function getNewValue()
     {
         return $this->newValue;
     }
-}
+}

src/Renderer.php

@@ -130,4 +130,4 @@ public function render(Change $change)
         // build diff
         return implode(PHP_EOL, $diff);
     }
-}
+}

tests/RendererTest.php

@@ -2,7 +2,9 @@
 
 namespace Sokil\Diff;
 
-class RendererTest extends \PHPUnit_Framework_TestCase
+use PHPUnit\Framework\TestCase;
+
+class RendererTest extends TestCase
 {
     public function renderChangeDataProvider()
     {
@@ -117,4 +119,26 @@ public function testRender_ChangeValueHasStringType(
         $this->assertEquals($expectedDiff, $actualDiff);
     }
 
-}
+    /**
+     * @expectedException        \InvalidArgumentException
+     * @expectedExceptionMessage Invalid format specified
+     */
+    public function testSetFormatWithInvalidType()
+    {
+        $diffRenderer = new Renderer([]);
+
+        $diffRenderer->setFormat('not_array_type');
+    }
+
+    /**
+     * @expectedException        \InvalidArgumentException
+     * @expectedExceptionMessage Invalid format specified
+     */
+    public function testSetFormatWithInvalidDefinedFormats()
+    {
+        $diffRenderer = new Renderer([]);
+
+        $diffRenderer->setFormat(1000);
+    }
+
+}

tests/phpunit.xml

@@ -2,7 +2,12 @@
 <phpunit colors="true" bootstrap="../vendor/autoload.php">
     <testsuites>
         <testsuite name="AllTests">
-            <directory>.</directory>
+            <directory>./</directory>
         </testsuite>
     </testsuites>
-</phpunit>
+     <filter>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">../src</directory>
+        </whitelist>
+    </filter>
+</phpunit>