Add an option to debug in case of fail. This pause will keep chrome o…

src/Cjm/Behat/StepThroughExtension/Cli/StepThroughController.php

@@ -32,6 +32,7 @@ public function __construct(Pauser $pauser)
     public function configure(SymfonyCommand $command)
     {
         $command->addOption('--step-through', null, InputOption::VALUE_NONE, 'Pause after every step to aid debugging');
+        $command->addOption('--pause-on-fail', null, InputOption::VALUE_NONE, 'Pause after each failed step to aid debugging');
     }
 
     /**
@@ -42,5 +43,9 @@ public function execute(InputInterface $input, OutputInterface $output)
         if ($input->getOption('step-through') && $input->isInteractive()) {
             $this->pauser->activate();
         }
+
+        if ($input->getOption('pause-on-fail') && $input->isInteractive()) {
+            $this->pauser->activateOnFail();
+        }
     }
 }

src/Cjm/Behat/StepThroughExtension/Listener/PausingListener.php

@@ -34,6 +34,6 @@ public function pauseAfterStep(AfterStepTested $event)
         if (in_array($event->getTestResult()->getResultCode(), array(TestResult::PENDING, TestResult::SKIPPED))) {
             return;
         }
-        $this->pauser->pause($event->getStep()->getText());
+        $this->pauser->pause($event->getStep()->getText(), $event->getTestResult()->getResultCode());
     }
 }

src/Cjm/Behat/StepThroughExtension/Pauser/CliPauser.php

@@ -3,6 +3,7 @@
 namespace Cjm\Behat\StepThroughExtension\Pauser;
 
 use Symfony\Component\Console\Output\OutputInterface;
+use Behat\Testwork\Tester\Result\TestResult;
 
 final class CliPauser implements Pauser
 {
@@ -21,15 +22,18 @@ final class CliPauser implements Pauser
      */
     private $isActive = false;
 
+
+    private $isActiveOnFail = false;
+
     public function __construct(OutputInterface $output, $inputStream = null)
     {
         $this->output = $output;
         $this->inputStream = $inputStream ?: STDIN;
     }
 
-    public function pause($stepText)
+    public function pause($stepText, $resultCode)
     {
-        if (!$this->isActive) {
+        if (!$this->isActive && (!$this->isActiveOnFail || $resultCode != TestResult::FAILED)) {
             return;
         }
 
@@ -42,4 +46,9 @@ public function activate()
     {
         $this->isActive = true;
     }
+
+    public function activateOnFail()
+    {
+        $this->isActiveOnFail = true;
+    }
 }

src/Cjm/Behat/StepThroughExtension/Pauser/Pauser.php

@@ -9,10 +9,15 @@ interface Pauser
      *
      * @param string $stepText
      */
-    public function pause($stepText);
+    public function pause($stepText, $resultCode);
 
     /**
      * Enable the pauser
      */
     public function activate();
+
+    /**
+     * Enable the pauser
+     */
+    public function activateOnFail();
 }