Merge pull request #4870 from ahinkle/ahinkle-patch-1

[5.7] Add Undocumented assertJsonMissingValidationErrors to Available Assertions

Author: taylorotwell

http-tests.md

@@ -242,6 +242,7 @@ Laravel provides a variety of custom assertion methods for your [PHPUnit](https:
 [assertJsonFragment](#assert-json-fragment)
 [assertJsonMissing](#assert-json-missing)
 [assertJsonMissingExact](#assert-json-missing-exact)
+[assertJsonMissingValidationErrors](#assert-json-missing-validation-errors)
 [assertJsonStructure](#assert-json-structure)
 [assertJsonValidationErrors](#assert-json-validation-errors)
 [assertLocation](#assert-location)
@@ -373,6 +374,13 @@ Assert that the response does not contain the exact JSON fragment:
 
     $response->assertJsonMissingExact(array $data);
 
+<a name="assert-json-missing-validation-errors"></a>
+#### assertJsonMissingValidationErrors
+
+Assert that the response has no JSON validation errors for the given keys:
+
+    $response->assertJsonMissingValidationErrors($keys);
+
 <a name="assert-json-structure"></a>
 #### assertJsonStructure