Ensure compatibility with PHPUnit 5 and 6 (#25)

Select what result printer we should use

Author: Nyholm

src/FeatureTestListener.php

@@ -2,16 +2,13 @@
 
 namespace Http\Client\Tests;
 
-use PHPUnit\Framework\Test;
-use PHPUnit\TextUI\ResultPrinter;
-
-class FeatureTestListener extends ResultPrinter
+trait FeatureTestListener
 {
     public function write($buffer)
     {
     }
 
-    public function startTest(Test $test)
+    protected function doStartTest($test)
     {
         $feature = $this->extractFeature($test);
 
@@ -24,7 +21,7 @@ public function startTest(Test $test)
         echo sprintf('%-40.s : ', $feature);
     }
 
-    public function endTest(Test $test, $time)
+    protected function doEndTest($test, $time)
     {
         if (!$this->lastTestFailed) {
             echo $this->formatWithColor('fg-green', 'Supported')."\n";
@@ -35,10 +32,10 @@ public function endTest(Test $test, $time)
         $this->lastTestFailed = false;
     }
 
-    private function extractFeature(Test $test)
+    private function extractFeature($test)
     {
         $class = get_class($test);
-        $method = $test->getName();
+        $method = $test->getName(false);
         $reflection = new \ReflectionMethod($class, $method);
 
         return $this->parseDocBlock($reflection->getDocComment(), '@feature');

src/ResultPrinter.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Http\Client\Tests;
+
+use PHPUnit\Framework\Test;
+
+// If PHPUnit 6
+if (class_exists('\\PHPUnit\\TextUI\\ResultPrinter')) {
+    class ResultPrinter extends \PHPUnit\TextUI\ResultPrinter {
+        use FeatureTestListener;
+        public function startTest(Test $test)
+        {
+            return $this->doStartTest($test);
+        }
+        public function endTest(Test $test, $time)
+        {
+            return $this->doEndTest($test, $time);
+        }
+    }
+} else {
+    class ResultPrinter extends \PHPUnit_TextUI_ResultPrinter {
+        use FeatureTestListener;
+        public function startTest(\PHPUnit_Framework_Test $test)
+        {
+            return $this->doStartTest($test);
+        }
+        public function endTest(\PHPUnit_Framework_Test $test, $time)
+        {
+            return $this->doEndTest($test, $time);
+        }
+    }
+}