diff --git a/.gitignore b/.gitignore
index 85e33e3..fa545f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 vendor/
 .phpunit.result.cache
-composer.lock
\ No newline at end of file
+composer.lock
+.vscode/
diff --git a/Middleware/ContextProcessor.php b/Middleware/ContextProcessor.php
index 03ee40f..d6f5818 100644
--- a/Middleware/ContextProcessor.php
+++ b/Middleware/ContextProcessor.php
@@ -20,10 +20,19 @@ class ContextProcessor implements MiddlewareInterface
      */
     public function process($level, $message, $context): array
     {
+        if ($context instanceof ContextualInterface) {
+            $context = $context->getContext();
+        }
+
+        if ($message instanceof \Throwable && $message->getPrevious() && $message->getPrevious() instanceof \Throwable) {
+            [$previousMessage, $context] = $this->process($level, $message->getPrevious(), $context);
+        }
+
         if ($message instanceof ContextualInterface) {
             $context = array_merge($context, $message->getContext());
         }
 
+
         return [$message, $context];
     }
 }
diff --git a/Middleware/ExceptionCodeProcessor.php b/Middleware/ExceptionCodeProcessor.php
index 69613e0..739c7c3 100644
--- a/Middleware/ExceptionCodeProcessor.php
+++ b/Middleware/ExceptionCodeProcessor.php
@@ -12,18 +12,27 @@
 class ExceptionCodeProcessor implements MiddlewareInterface
 {
     /**
-     * @param string $level
-     * @param mixed  $message
-     * @param array  $context
+     * @param string      $level
+     * @param mixed       $message
+     * @param array       $context
+     * @param bool|false  $nesting
      *
      * @return array
      */
-    public function process($level, $message, $context): array
+    public function process($level, $message, $context, $nesting=false): array
     {
+        if ($message instanceof \Throwable && $message->getPrevious() && $message->getPrevious() instanceof \Throwable) {
+            $nesting = true;
+            [$previousMessage, $context] = $this->process($level, $message->getPrevious(), $context, true);
+        }
+
         if ($message instanceof \Throwable) {
             $context = array_merge($context, [
                 'code' => $message->getCode(),
             ]);
+            if ($nesting) {
+                $context['codes'] = array_merge([$message->getCode()], $context['codes'] ?? []);
+            }
         }
 
         return [$message, $context];
diff --git a/Tests/Middleware/ContextProcessorTest.php b/Tests/Middleware/ContextProcessorTest.php
new file mode 100644
index 0000000..8d9b505
--- /dev/null
+++ b/Tests/Middleware/ContextProcessorTest.php
@@ -0,0 +1,155 @@
+<?php declare(strict_types=1);
+
+namespace KoderHut\OnelogBundle\Tests\Middleware;
+
+use KoderHut\OnelogBundle\Middleware\ContextProcessor;
+use PHPUnit\Framework\TestCase;
+use KoderHut\OnelogBundle\Helper\ContextualTrait;
+use KoderHut\OnelogBundle\ContextualInterface;
+
+/**
+ * Class ContextProcessorTest
+ *
+ * @author Joao Jacome <969041+joaojacome@users.noreply.github.com>
+ *
+ * @covers \KoderHut\OnelogBundle\Middleware\ContextProcessor
+ */
+class ContextProcessorTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function testProcessWithException()
+    {
+        $processor = new ContextProcessor();
+
+        $exception = new class extends \Exception implements ContextualInterface {
+            use ContextualTrait;  
+        };
+        $exception->setContext(['this is' => 'the context']);
+        
+        $processed = $processor->process('debug', $exception, []);
+
+        $this->assertEquals([
+            $exception,
+            [
+                'this is' => 'the context'
+            ]],
+            $processed
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function testProcessWithExceptionAndContext()
+    {
+        $processor = new ContextProcessor();
+
+        $exception = new class extends \Exception implements ContextualInterface {
+            use ContextualTrait;  
+        };
+        $exception->setContext(['this is' => 'the context']);
+        
+        $processed = $processor->process('debug', $exception, ['and this is' => 'another context']);
+
+        $this->assertEquals([
+            $exception,
+            [
+                'this is' => 'the context',
+                'and this is' => 'another context',
+            ]],
+            $processed
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function testProcessWithNestedException()
+    {
+        $processor = new ContextProcessor();
+
+        $grandChildException = new class('grand child exception') extends \Exception implements ContextualInterface {
+            use ContextualTrait;  
+        };
+        $childException = new class('child exception', 0, $grandChildException) extends \Exception implements ContextualInterface {
+            use ContextualTrait;  
+        };
+        $parentException = new class('parent exception', 0, $childException) extends \Exception implements ContextualInterface {
+            use ContextualTrait;  
+        };
+
+        $parentException->setContext(['this is1' => '1the context']);
+        $childException->setContext(['this is2' => '2the context']);
+        $grandChildException->setContext(['this is3' => '3the context']);
+        
+        $processed = $processor->process('debug', $parentException, ['and this is' => 'another context']);
+
+        $this->assertEquals([
+            $parentException,
+            [
+                'and this is' => 'another context',
+                'this is1' => '1the context',
+                'this is2' => '2the context',
+                'this is3' => '3the context',
+            ]],
+            $processed
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function testProcessWithClassContext()
+    {
+        $processor = new ContextProcessor();
+
+        $classWithContext = new class() implements ContextualInterface {
+            use ContextualTrait;  
+        };
+
+        $classWithContext->setContext(['this is1' => '1the context']);
+        
+        $processed = $processor->process('debug', $classWithContext, []);
+
+        $this->assertEquals([
+            $classWithContext,
+            [
+                'this is1' => '1the context',
+            ]],
+            $processed
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function testProcessWithNestedClassContext()
+    {
+        $processor = new ContextProcessor();
+
+        $classWithContext = new class() implements ContextualInterface {
+            use ContextualTrait;  
+        };
+
+        $classWithContext->setContext(['this is1' => '1the context']);
+
+        $secondClassWithContext = new class() implements ContextualInterface {
+            use ContextualTrait;  
+        };
+
+        $secondClassWithContext->setContext($classWithContext);
+        
+        
+        $processed = $processor->process('debug', $secondClassWithContext, []);
+
+        $this->assertEquals([
+            $secondClassWithContext,
+            [
+                'this is1' => '1the context',
+            ]],
+            $processed
+        );
+    }
+}
diff --git a/Tests/Middleware/ExceptionCodeProcessorTest.php b/Tests/Middleware/ExceptionCodeProcessorTest.php
new file mode 100644
index 0000000..d58bec6
--- /dev/null
+++ b/Tests/Middleware/ExceptionCodeProcessorTest.php
@@ -0,0 +1,59 @@
+<?php declare(strict_types=1);
+
+namespace KoderHut\OnelogBundle\Tests\Middleware;
+
+use KoderHut\OnelogBundle\Middleware\ExceptionCodeProcessor;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class ExceptionCodeProcessorTest
+ *
+ * @author Joao Jacome <969041+joaojacome@users.noreply.github.com>
+ *
+ * @covers \KoderHut\OnelogBundle\Middleware\ExceptionCodeProcessor
+ */
+class ExceptionCodeProcessorTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function testProcessWithException()
+    {
+        $processor = new ExceptionCodeProcessor();
+
+        $parentException = new \Exception('parent exception', 204);
+        
+        $processed = $processor->process('debug', $parentException, []);
+
+        $this->assertEquals([
+            $parentException,
+            [
+                'code' => 204
+            ]],
+            $processed
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function testProcessWithNestedExceptions()
+    {
+        $processor = new ExceptionCodeProcessor();
+
+        $grandChildException = new \Exception('grand child exception', 202);
+        $childException = new \Exception('child exception', 203, $grandChildException);
+        $parentException = new \Exception('parent exception', 204, $childException);
+        
+        $processed = $processor->process('debug', $parentException, []);
+
+        $this->assertEquals([
+            $parentException,
+            [
+                'codes' => [204, 203, 202],
+                'code' => 204
+            ]],
+            $processed
+        );
+    }
+}
diff --git a/Tests/Middleware/SimpleMessageProcessorTest.php b/Tests/Middleware/SimpleMessageProcessorTest.php
new file mode 100644
index 0000000..01ede21
--- /dev/null
+++ b/Tests/Middleware/SimpleMessageProcessorTest.php
@@ -0,0 +1,30 @@
+<?php declare(strict_types=1);
+
+namespace KoderHut\OnelogBundle\Tests\Middleware;
+
+use KoderHut\OnelogBundle\Middleware\SimpleMessageProcessor;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class SimpleMessageProcessorTest
+ *
+ * @author Joao Jacome <969041+joaojacome@users.noreply.github.com>
+ *
+ * @covers \KoderHut\OnelogBundle\Middleware\SimpleMessageProcessor
+ */
+class SimpleMessageProcessorTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function testProcess()
+    {
+        $processor = new SimpleMessageProcessor();
+
+        $simpleException = new \Exception('simple exception');
+
+        $processed = $processor->process('debug', $simpleException, []);
+
+        $this->assertEquals($processed[0], 'simple exception');
+    }
+}
diff --git a/Tests/Middleware/StackTraceProcessorTest.php b/Tests/Middleware/StackTraceProcessorTest.php
new file mode 100644
index 0000000..9a74d3b
--- /dev/null
+++ b/Tests/Middleware/StackTraceProcessorTest.php
@@ -0,0 +1,36 @@
+<?php declare(strict_types=1);
+
+namespace KoderHut\OnelogBundle\Tests\Middleware;
+
+use KoderHut\OnelogBundle\Middleware\StackTraceProcessor;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class StackTraceProcessorTest
+ *
+ * @author Joao Jacome <969041+joaojacome@users.noreply.github.com>
+ *
+ * @covers \KoderHut\OnelogBundle\Middleware\StackTraceProcessor
+ */
+class StackTraceProcessorTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function testProcess()
+    {
+        $processor = new StackTraceProcessor();
+
+        $parentException = new \Exception('parent exception', 204);
+
+        try {
+            throw $parentException;
+        } catch (\Exception $exc) {
+        }
+        
+        $processed = $processor->process('debug', $parentException, []);
+
+        $this->assertNotEmpty($parentException);
+        $this->assertTrue(count($processed[1]) > 0);
+    }
+}