Merge pull request #7 from pmall/add-push-handler

allow to push handlers
slashtrace · Oct 29, 2018 · 6372b1b · 6372b1b
2 parents 6509c3b + 569bdbc
commit 6372b1b
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Showing 2 changed files with 31 additions and 6 deletions.
diff --git a/src/SlashTrace.php b/src/SlashTrace.php
@@ -65,6 +65,12 @@ public function addHandler(EventHandler $handler)
         $this->handlers[] = $handler;
     }
 
+    public function prependHandler(EventHandler $handler)
+    {
+        $this->checkUniqueHandler($handler);
+        array_unshift($this->handlers, $handler);
+    }
+
     /**
      * Checks that a particular handler hasn't already been registered
      *
@@ -113,4 +119,4 @@ public function setApplicationPath($path)
             $handler->setApplicationPath($path);
         }
     }
-}
+}
diff --git a/tests/SlashTraceTest.php b/tests/SlashTraceTest.php
@@ -64,15 +64,34 @@ public function testNoHandlersByDefault()
 
     public function testCanAddHandlers()
     {
-        $handler = $this->createMock(EventHandler::class);
+        $handler1 = $this->createMock(EventHandler::class);
+        $handler2 = $this->createMock(EventHandler::class);
 
         /** @noinspection PhpParamsInspection */
-        $this->slashtrace->addHandler($handler);
+        $this->slashtrace->addHandler($handler1);
+        $this->slashtrace->addHandler($handler2);
+
+        $handlers = $this->slashtrace->getHandlers();
+
+        $this->assertEquals(2, count($handlers));
+        $this->assertSame($handler1, $handlers[0]);
+        $this->assertSame($handler2, $handlers[1]);
+    }
+
+    public function testCanPrependHandlers()
+    {
+        $handler1 = $this->createMock(EventHandler::class);
+        $handler2 = $this->createMock(EventHandler::class);
+
+        /** @noinspection PhpParamsInspection */
+        $this->slashtrace->prependHandler($handler1);
+        $this->slashtrace->prependHandler($handler2);
 
         $handlers = $this->slashtrace->getHandlers();
 
-        $this->assertEquals(1, count($handlers));
-        $this->assertSame($handler, $handlers[0]);
+        $this->assertEquals(2, count($handlers));
+        $this->assertSame($handler2, $handlers[0]);
+        $this->assertSame($handler1, $handlers[1]);
     }
 
     public function testAddingTheSameHandlerTwiceRaisesException()
@@ -242,4 +261,4 @@ public function testInstallsHandlers()
         $this->assertTrue(is_callable($this->system->getExceptionHandler()));
         $this->assertTrue(is_callable($this->system->getShutdownFunction()));
     }
-}
+}