retStr = retStr + expirationStr + ","
	retStr += conditionStr
	retStr += "}"

	return []byte(retStr)
}

// Wrapper
func TestPostPolicyReservedBucketExploit(t *testing.T) {
	ExecObjectLayerTestWithDirs(t, testPostPolicyReservedBucketExploit)
}

// testPostPolicyReservedBucketExploit is a test for the exploit fixed in PR
// #16849

		}
		setObjectLayer(newObjectLayerFn())
		cancel()
		removeRoots(fsDirs)
	}
}

// ExecObjectLayerTestWithDirs - executes object layer tests.
// Creates single node and Erasure ObjectLayer instance and runs test for both the layers.
func ExecObjectLayerTestWithDirs(t TestErrHandler, objTest objTestTypeWithDirs) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()