COMPMID-1652 CL Cleanup and add missing tests

Change-Id: I359cc0fd0c3fa42ab10a770e59d58704403889b2
Reviewed-on: https://review.mlplatform.org/498
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com>
diff --git a/tests/validation/CL/BitwiseXor.cpp b/tests/validation/CL/BitwiseXor.cpp
index 3104894..028888d 100644
--- a/tests/validation/CL/BitwiseXor.cpp
+++ b/tests/validation/CL/BitwiseXor.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 ARM Limited.
+ * Copyright (c) 2017-2019 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -43,7 +43,7 @@
 TEST_SUITE(CL)
 TEST_SUITE(BitwiseXor)
 
-DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(concat(datasets::SmallShapes(), datasets::LargeShapes()), framework::dataset::make("DataType", DataType::U8)), shape, data_type)
+DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(datasets::SmallShapes(), framework::dataset::make("DataType", DataType::U8)), shape, data_type)
 {
     // Create tensors
     CLTensor src1 = create_tensor<CLTensor>(shape, data_type);