Add unit test to cover normalisation with and without mbstring extension

phpunit.xml.dist

@@ -1,16 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<phpunit bootstrap="vendor/autoload.php"
+<phpunit bootstrap="tests/bootstrap.php"
          colors="true"
     >
     <logging>
         <log type="coverage-html" target="./tests/coverage" lowUpperBound="35" highLowerBound="70"/>
         <log type="coverage-clover" target="./tests/coverage/coverage.xml"/>
-        <log type="coverage-php" target="./tests/coverage/coverage.serialized"/>
         <log type="coverage-text" target="php://stdout" showUncoveredFiles="false"/>
         <log type="json" target="./tests/coverage/logfile.json"/>
         <log type="tap" target="./tests/coverage/logfile.tap"/>
-        <log type="junit" target="./tests/coverage/logfile.xml" logIncompleteSkipped="false"/>
+        <log type="junit" target="./tests/coverage/logfile.xml"/>
         <log type="testdox-html" target="./tests/coverage/testdox.html"/>
         <log type="testdox-text" target="./tests/coverage/testdox.txt"/>
     </logging>
@@ -21,9 +20,6 @@
                 <directory suffix=".php">tests</directory>
             </exclude>
         </whitelist>
-        <blacklist>
-            <directory>./vendor</directory>
-        </blacklist>
     </filter>
     <testsuites>
         <testsuite name="The Iconic Name Parser Test Suite">

tests/Part/NormalisationTest.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace TheIconic\NameParser\Part;
+
+use phpmock\phpunit\PHPMock;
+use PHPUnit\Framework\TestCase;
+
+class NormalisationTest extends TestCase
+{
+    use PHPMock;
+
+    /**
+     * make sure we test both with and without mb_string support
+     */
+    public function testCamelcasingWorksWithMbString()
+    {
+        $functionExistsMock = $this->getFunctionMock(__NAMESPACE__, 'function_exists');
+        $functionExistsMock->expects($this->any())
+            ->with('mb_convert_case')
+            ->willReturn(true);
+
+        $part = new Lastname('McDonald');
+        $this->assertEquals('McDonald', $part->normalize());
+
+        $part = new Lastname('übel');
+        $this->assertEquals('Übel', $part->normalize());
+
+        $part = new Firstname('Anne-Marie');
+        $this->assertEquals('Anne-Marie', $part->normalize());
+
+        $part = new Firstname('etna');
+        $this->assertEquals('Etna', $part->normalize());
+   }
+
+    /**
+     * make sure we test both with and without mb_string support
+     */
+    public function testCamelcasingWorksWithoutMbString()
+    {
+        $functionExistsMock = $this->getFunctionMock(__NAMESPACE__, 'function_exists');
+        $functionExistsMock->expects($this->any())
+            ->with('mb_convert_case')
+            ->willReturn(false);
+
+        $part = new Lastname('McDonald');
+        $this->assertEquals('McDonald', $part->normalize());
+
+        $part = new Lastname('ubel');
+        $this->assertEquals('Ubel', $part->normalize());
+
+        $part = new Firstname('Anne-Marie');
+        $this->assertEquals('Anne-Marie', $part->normalize());
+
+        $part = new Firstname('etna');
+        $this->assertEquals('Etna', $part->normalize());
+    }
+}

tests/bootstrap.php

@@ -0,0 +1,7 @@
+<?php
+
+use phpmock\phpunit\PHPMock;
+
+PHPMock::defineFunctionMock('TheIconic\NameParser\Part', 'function_exists');
+
+require dirname(__DIR__) . '/vendor/autoload.php';