diff --git a/tests/Api/ContentApiTest.php b/tests/Api/ContentApiTest.php
index 784ed9df..414fbc47 100644
--- a/tests/Api/ContentApiTest.php
+++ b/tests/Api/ContentApiTest.php
@@ -2,21 +2,16 @@
 
 namespace Tests\Feature;
 
-use Illuminate\Foundation\Testing\DatabaseTransactions;
-use Illuminate\Foundation\Testing\WithoutMiddleware;
-use Illuminate\Http\UploadedFile;
-use Illuminate\Support\Facades\Storage;
-use EscolaLms\HeadlessH5P\Tests\TestCase;
-use EscolaLms\HeadlessH5P\Models\H5PLibrary;
 use EscolaLms\HeadlessH5P\Models\H5PContent;
+use EscolaLms\HeadlessH5P\Models\H5PLibrary;
+use EscolaLms\HeadlessH5P\Tests\TestCase;
+use Illuminate\Http\UploadedFile;
 
 //use Illuminate\Support\Facades\App;
 
-use EscolaLms\HeadlessH5P\Services\Contracts\HeadlessH5PServiceContract;
-
 class ContentApiTest extends TestCase
 {
-    public function test_content_create()
+    public function testContentCreate()
     {
         $filename = 'arithmetic-quiz.h5p';
         $filepath = realpath(__DIR__.'/../mocks/'.$filename);
@@ -34,50 +29,48 @@ public function test_content_create()
 
         // TODO this should be from factory ?
         $response = $this->postJson('/api/hh5p/content', [
-            "nonce"=>bin2hex(random_bytes(4)),
-            "title"=>"The Title",
-            "library"=>$library->uberName,
-            "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+            'title' => 'The Title',
+            'library' => $library->uberName,
+            'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
         ]);
 
-       
-
         $response->assertStatus(200);
         $response->assertJsonStructure(['id']);
     }
 
-    public function test_content_create_no_nonce()
+    public function testContentCreateNoNonce()
     {
         $response = $this->postJson('/api/hh5p/content', [
-            "title"=>"The Title",
-            "library"=>"Invalid lib name",
-            "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'title' => 'The Title',
+            'library' => 'Invalid lib name',
+            'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
         ]);
 
         $response->assertStatus(422);
     }
 
-    public function test_content_create_invalid_library()
+    public function testContentCreateInvalidLibrary()
     {
         $response = $this->postJson('/api/hh5p/content', [
-            "nonce"=>bin2hex(random_bytes(4)),
-            "title"=>"The Title",
-            "library"=>"Invalid lib name",
-            "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+            'title' => 'The Title',
+            'library' => 'Invalid lib name',
+            'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
         ]);
 
         $response->assertStatus(422);
     }
 
-    public function test_content_create_invalid_json()
+    public function testContentCreateInvalidJson()
     {
         $library = H5PLibrary::where('runnable', 1)->first();
 
         $response = $this->postJson('/api/hh5p/content', [
-            "nonce"=>bin2hex(random_bytes(4)),
-            "title"=>"The Title",
-            "library"=>$library->uberName,
-            "params"=>"XXX!!!{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+            'title' => 'The Title',
+            'library' => $library->uberName,
+            'params' => 'XXX!!!{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
         ]);
 
         $response->assertStatus(422);
@@ -85,7 +78,7 @@ public function test_content_create_invalid_json()
 
     ////
 
-    public function test_content_update()
+    public function testContentUpdate()
     {
         $content = H5PContent::first();
         $library = H5PLibrary::where('runnable', 1)->first();
@@ -93,123 +86,119 @@ public function test_content_update()
 
         // TODO this should be from factory ?
         $response = $this->postJson("/api/hh5p/content/$id", [
-          "nonce"=>bin2hex(random_bytes(4)),
-          "title"=>"The Title",
-          "library"=>$library->uberName,
-          "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+          'nonce' => bin2hex(random_bytes(4)),
+          'title' => 'The Title',
+          'library' => $library->uberName,
+          'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
       ]);
 
-       
-
         $response->assertStatus(200);
         $response->assertJsonStructure(['id']);
     }
 
-    public function test_content_update_no_nonce()
+    public function testContentUpdateNoNonce()
     {
         $content = H5PContent::first();
         $id = $content->id;
 
         $response = $this->postJson("/api/hh5p/content/$id", [
-            "title"=>"The Title",
-          "library"=>"Invalid lib name",
-          "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'title' => 'The Title',
+          'library' => 'Invalid lib name',
+          'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
       ]);
 
         $response->assertStatus(422);
     }
 
-    public function test_content_update_invalid_library()
+    public function testContentUpdateInvalidLibrary()
     {
         $content = H5PContent::first();
         $id = $content->id;
 
         $response = $this->postJson("/api/hh5p/content/$id", [
-            "nonce"=>bin2hex(random_bytes(4)),
-          "title"=>"The Title",
-          "library"=>"Invalid lib name",
-          "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+          'title' => 'The Title',
+          'library' => 'Invalid lib name',
+          'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
       ]);
 
         $response->assertStatus(422);
     }
 
-    public function test_content_update_invalid_json()
+    public function testContentUpdateInvalidJson()
     {
         $library = H5PLibrary::where('runnable', 1)->first();
         $content = H5PContent::first();
         $id = $content->id;
 
         $response = $this->postJson("/api/hh5p/content/$id", [
-            "nonce"=>bin2hex(random_bytes(4)),
-          "title"=>"The Title",
-          "library"=>$library->uberName,
-          "params"=>"XXX!!!{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+          'title' => 'The Title',
+          'library' => $library->uberName,
+          'params' => 'XXX!!!{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
       ]);
 
         $response->assertStatus(422);
     }
 
-    public function test_content_list()
+    public function testContentList()
     {
-        $response = $this->get("/api/hh5p/content");
+        $response = $this->get('/api/hh5p/content');
         $response->assertStatus(200);
         $response->assertJsonStructure([
-            "current_page",
-            "data",
-            "first_page_url",
-            "from" ,
-            "last_page" ,
-            "last_page_url",
-            "links",
-            "next_page_url",
-            "path",
-            "per_page",
-            "prev_page_url",
-            "to",
-            "total"
+            'current_page',
+            'data',
+            'first_page_url',
+            'from',
+            'last_page',
+            'last_page_url',
+            'links',
+            'next_page_url',
+            'path',
+            'per_page',
+            'prev_page_url',
+            'to',
+            'total',
         ]);
     }
 
-    public function test_content_list_page()
+    public function testContentListPage()
     {
-        $response = $this->get("/api/hh5p/content?page=2");
+        $response = $this->get('/api/hh5p/content?page=2');
         $response->assertStatus(200);
         $response->assertJsonStructure([
-            "current_page",
-            "data",
-            "first_page_url",
-            "from" ,
-            "last_page" ,
-            "last_page_url",
-            "links",
-            "next_page_url",
-            "path",
-            "per_page",
-            "prev_page_url",
-            "to",
-            "total"
+            'current_page',
+            'data',
+            'first_page_url',
+            'from',
+            'last_page',
+            'last_page_url',
+            'links',
+            'next_page_url',
+            'path',
+            'per_page',
+            'prev_page_url',
+            'to',
+            'total',
         ]);
     }
 
-    
-    public function test_content_delete()
+    public function testContentDelete()
     {
         $library = H5PLibrary::where('runnable', 1)->first();
 
-        
         // TODO this should be from factory ?
         $response = $this->postJson('/api/hh5p/content', [
-            "nonce"=>bin2hex(random_bytes(4)),
-            "title"=>"The Title",
-            "library"=>$library->uberName,
-            "params"=>"{\"params\":{\"taskDescription\":\"Documentation tool\",\"pagesList\":[{\"params\":{\"elementList\":[{\"params\":{},\"library\":\"H5P.Text 1.1\",\"metadata\":{\"contentType\":\"Text\",\"license\":\"U\",\"title\":\"Untitled Text\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Text\"},\"subContentId\":\"da3387da-355a-49fb-92bc-3a9a4e4646a9\"}],\"helpTextLabel\":\"More information\",\"helpText\":\"\"},\"library\":\"H5P.StandardPage 1.5\",\"metadata\":{\"contentType\":\"Standard page\",\"license\":\"U\",\"title\":\"Untitled Standard page\",\"authors\":[],\"changes\":[],\"extraTitle\":\"Untitled Standard page\"},\"subContentId\":\"ac6ffdac-be02-448c-861c-969e6a09dbd5\"}],\"i10n\":{\"previousLabel\":\"poprzedni\",\"nextLabel\":\"Next\",\"closeLabel\":\"Close\"}},\"metadata\":{\"license\":\"U\",\"authors\":[],\"changes\":[],\"extraTitle\":\"fdsfds\",\"title\":\"fdsfds\"}}"
+            'nonce' => bin2hex(random_bytes(4)),
+            'title' => 'The Title',
+            'library' => $library->uberName,
+            'params' => '{"params":{"taskDescription":"Documentation tool","pagesList":[{"params":{"elementList":[{"params":{},"library":"H5P.Text 1.1","metadata":{"contentType":"Text","license":"U","title":"Untitled Text","authors":[],"changes":[],"extraTitle":"Untitled Text"},"subContentId":"da3387da-355a-49fb-92bc-3a9a4e4646a9"}],"helpTextLabel":"More information","helpText":""},"library":"H5P.StandardPage 1.5","metadata":{"contentType":"Standard page","license":"U","title":"Untitled Standard page","authors":[],"changes":[],"extraTitle":"Untitled Standard page"},"subContentId":"ac6ffdac-be02-448c-861c-969e6a09dbd5"}],"i10n":{"previousLabel":"poprzedni","nextLabel":"Next","closeLabel":"Close"}},"metadata":{"license":"U","authors":[],"changes":[],"extraTitle":"fdsfds","title":"fdsfds"}}',
         ]);
 
         $content = H5PContent::latest()->first();
 
         $id = $content->id;
-        
+
         $response = $this->delete("/api/hh5p/content/$id");
         $response->assertStatus(200);
 
@@ -217,29 +206,29 @@ public function test_content_delete()
         $response->assertStatus(422);
     }
 
-    public function test_content_show()
+    public function testContentShow()
     {
         $content = H5PContent::latest()->first();
 
         $id = $content->id;
         $response = $this->get("/api/hh5p/content/$id");
         $response->assertStatus(200);
-       
+
         $data = json_decode($response->getContent());
 
-        $cid ="cid-$id";
+        $cid = "cid-$id";
 
         $this->assertTrue(is_object($data->contents->$cid));
     }
 
-    public function test_content_show_non_exisiting()
+    public function testContentShowNonExisiting()
     {
         $id = 999999;
         $response = $this->get("/api/hh5p/content/$id");
         $response->assertStatus(422);
     }
 
-    public function test_content_uploadig()
+    public function testContentUploadig()
     {
         $filename = 'arithmetic-quiz.h5p';
         $filepath = realpath(__DIR__.'/../mocks/'.$filename);
@@ -260,4 +249,15 @@ public function test_content_uploadig()
         $this->assertTrue(is_integer($data->id));
         $this->assertTrue(is_object($data->params));
     }
+
+    public function testContentExport()
+    {
+        $content = H5PContent::latest()->first();
+
+        $id = $content->id;
+        $response = $this->get("/api/hh5p/content/$id/export");
+        $response->assertStatus(200);
+
+        $response->assertDownload();
+    }
 }