Turn EXPECT into ASSERT when testing invalid conditions

Relates to COMPMID-4385

Change-Id: Ibc1d67f766b7c1a399dbeacf26a4b9d9f7323785
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5549
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/fixtures/QLSTMLayerNormalizationFixture.h b/tests/validation/fixtures/QLSTMLayerNormalizationFixture.h
index 0cf2ef0..b496e4a 100644
--- a/tests/validation/fixtures/QLSTMLayerNormalizationFixture.h
+++ b/tests/validation/fixtures/QLSTMLayerNormalizationFixture.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Arm Limited.
+ * Copyright (c) 2020-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -91,9 +91,9 @@
     {
         for(auto t : tensors)
         {
-            ARM_COMPUTE_EXPECT(t->info()->is_resizable(), framework::LogLevel::ERRORS);
+            ARM_COMPUTE_ASSERT(t->info()->is_resizable());
             t->allocator()->allocate();
-            ARM_COMPUTE_EXPECT(!t->info()->is_resizable(), framework::LogLevel::ERRORS);
+            ARM_COMPUTE_ASSERT(!t->info()->is_resizable());
         }
     }