Add test for multiple transitions with the same name

Also fixed the existing tests since there were errors that prevent the tests from running.

Author: laurenkt

tests/WorkflowDumpCommandTest.php

@@ -5,7 +5,7 @@
     use Mockery;
     use PHPUnit\Framework\TestCase;
 
-    class WorkflowRegistryTest extends TestCase
+    class WorkflowDumpCommandTest extends TestCase
     {
         public function testWorkflowCommand()
         {

tests/WorkflowRegistryTest.php

@@ -79,4 +79,50 @@ public function testIfStateMachineIsRegistered()
         $this->assertTrue($workflow instanceof StateMachine);
         $this->assertTrue($markingStore instanceof MultipleStateMarkingStore);
     }
+
+	public function testIfTransitionsWithSameNameCanBothBeUsed()
+	{
+        $config = [
+            'straight' => [
+                'type'        => 'state_machine',
+                'supports'    => ['Tests\Fixtures\TestObject'],
+                'places'      => ['a', 'b', 'c'],
+                'transitions' => [
+                    [
+                        'name' => 't1',
+                        'from' => 'a',
+                        'to'   => 'b',
+                    ],
+                    [
+                        'name' => 't1',
+                        'from' => 'c',
+                        'to'   => 'b',
+                    ],
+                    [
+                        'name' => 't2',
+                        'from' => 'b',
+                        'to'   => 'c',
+                    ]
+                ],
+            ]
+        ];
+
+        $registry = new WorkflowRegistry($config);
+        $subject  = new TestObject;
+        $workflow = $registry->get($subject);
+
+        $markingStoreProp = new ReflectionProperty(Workflow::class, 'markingStore');
+        $markingStoreProp->setAccessible(true);
+
+        $markingStore = $markingStoreProp->getValue($workflow);
+
+        $this->assertTrue($workflow instanceof StateMachine);
+        $this->assertTrue($markingStore instanceof SingleStateMarkingStore);
+        $this->assertTrue($workflow->can($subject, 't1'));
+
+        $workflow->apply($subject, 't1');
+        $workflow->apply($subject, 't2');
+
+        $this->assertTrue($workflow->can($subject, 't1'));
+    }
 }

tests/WorkflowSubscriberTest.php

@@ -6,12 +6,14 @@
     use Tests\Fixtures\TestObject;
     use Illuminate\Support\Facades\Event;
 
-    class WorkflowRegistryTest extends TestCase
+    class WorkflowSubscriberTest extends TestCase
     {
-        public function testIfWorkflowIsRegisrter()
+        public function testIfWorkflowEmitsEvents()
         {
             global $events;
 
+            $events = [];
+
             $config     = [
             'straight'   => [
                 'supports'      => ['Tests\Fixtures\TestObject'],