diff --git a/tests/Orchestration/Base.php b/tests/Orchestration/Base.php
index f687661..a969d79 100644
--- a/tests/Orchestration/Base.php
+++ b/tests/Orchestration/Base.php
@@ -17,7 +17,9 @@ abstract protected static function getAdapterName(): string;
      */
     public static $containerID;
 
-    public function setUp(): void {}
+    public function setUp(): void {
+        \exec("rm -rf /usr/src/code/tests/Orchestration/Resources/screens"); // cleanup
+    }
 
     public function tearDown(): void {}
 
@@ -329,7 +331,6 @@ public function testExecContainer(): void
         /**
          * Test for Success
          */
-        /*
         $output = '';
 
         static::getOrchestration()->execute(
@@ -346,14 +347,9 @@ public function testExecContainer(): void
         $length += 5; // "start"
         $length += 3; // "end"
 
-        \var_dump(\strlen($output));
-        \var_dump(\substr($output, 0, 100));
-        \var_dump(\substr($output, -100));
-
         $this->assertEquals($length, \strlen($output));
-        $this->assertStringStartsWith('start', $output);
-        $this->assertStringEndsWith('end', $output);
-        */
+        $this->assertStringStartsWith('START', $output);
+        $this->assertStringEndsWith('END', $output);
     }
 
     /**
diff --git a/tests/Orchestration/Resources/php.tar.gz b/tests/Orchestration/Resources/php.tar.gz
index a2fccbb..0127e31 100644
Binary files a/tests/Orchestration/Resources/php.tar.gz and b/tests/Orchestration/Resources/php.tar.gz differ
diff --git a/tests/Orchestration/Resources/php/README.md b/tests/Orchestration/Resources/php/README.md
new file mode 100644
index 0000000..8f9b2f4
--- /dev/null
+++ b/tests/Orchestration/Resources/php/README.md
@@ -0,0 +1,5 @@
+If you do changes to confent of this folder, run following command inside `Resources` directory:
+
+```sh
+tar -zcf ./php.tar.gz php
+```
\ No newline at end of file
diff --git a/tests/Orchestration/Resources/timeout.tar.gz b/tests/Orchestration/Resources/timeout.tar.gz
index d1c7c03..5010c0c 100644
Binary files a/tests/Orchestration/Resources/timeout.tar.gz and b/tests/Orchestration/Resources/timeout.tar.gz differ
diff --git a/tests/Orchestration/Resources/timeout/README.md b/tests/Orchestration/Resources/timeout/README.md
new file mode 100644
index 0000000..aa24845
--- /dev/null
+++ b/tests/Orchestration/Resources/timeout/README.md
@@ -0,0 +1,5 @@
+If you do changes to confent of this folder, run following command inside `Resources` directory:
+
+```sh
+tar -zcf ./timeout.tar.gz timeout
+```
\ No newline at end of file