COMPMID-959: Fix valid region for Scale

Change-Id: Ic9ce52d772a178916dfa60fbb6456d295c06b83d
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/122647
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

4 files changed, 36 insertions, 25 deletions

diff --git a/tests/validation/CL/Scale.cpp b/tests/validation/CL/Scale.cpp
index c7a8e2ab6e..cc4fdb0564 100644
--- a/tests/validation/CL/Scale.cpp
+++ b/tests/validation/CL/Scale.cpp
@@ -58,8 +58,10 @@ const auto ScaleDataTypes = framework::dataset::make("DataType",
 /** Tolerance */
 constexpr AbsoluteTolerance<uint8_t> tolerance_u8(1);
 constexpr AbsoluteTolerance<int16_t> tolerance_s16(1);
-RelativeTolerance<float>             tolerance_f32(0.05);
-RelativeTolerance<half>              tolerance_f16(half(0.1));
+constexpr float                      tolerance_f32_absolute(0.001f);
+
+RelativeTolerance<float> tolerance_f32(0.05);
+RelativeTolerance<half>  tolerance_f16(half(0.1));
 
 constexpr float tolerance_num_f32(0.01f);
 } // namespace
@@ -98,7 +100,7 @@ DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(combine(combi
     const BorderSize border_size(border_mode == BorderMode::UNDEFINED ? 0 : 1);
 
     // Validate valid region
-    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, border_size, (border_mode == BorderMode::UNDEFINED));
+    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, sampling_policy, (border_mode == BorderMode::UNDEFINED));
     validate(dst.info()->valid_region(), dst_valid_region);
 
     // Validate padding
@@ -123,10 +125,10 @@ FIXTURE_DATA_TEST_CASE(RunSmall, CLScaleFixture<float>, framework::DatasetMode::
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
-    validate(CLAccessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32);
+    validate(CLAccessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32, tolerance_f32_absolute);
 }
 FIXTURE_DATA_TEST_CASE(RunLarge, CLScaleFixture<float>, framework::DatasetMode::NIGHTLY, combine(combine(combine(combine(datasets::LargeShapes(), framework::dataset::make("DataType", DataType::F32)),
                                                                                                                  framework::dataset::make("InterpolationPolicy", { InterpolationPolicy::NEAREST_NEIGHBOR, InterpolationPolicy::BILINEAR })),
@@ -135,10 +137,10 @@ FIXTURE_DATA_TEST_CASE(RunLarge, CLScaleFixture<float>, framework::DatasetMode::
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
-    validate(CLAccessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32);
+    validate(CLAccessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32, tolerance_f32_absolute);
 }
 TEST_SUITE_END()
 TEST_SUITE(FP16)
@@ -149,7 +151,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, CLScaleFixture<half>, framework::DatasetMode::A
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_f16);
@@ -162,7 +164,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, CLScaleFixture<half>, framework::DatasetMode::N
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_f16);
@@ -179,7 +181,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, CLScaleFixture<uint8_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_u8);
@@ -191,7 +193,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, CLScaleFixture<uint8_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_u8);
@@ -205,7 +207,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, CLScaleFixture<int16_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_s16);
@@ -218,7 +220,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, CLScaleFixture<int16_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(CLAccessor(_target), _reference, valid_region, tolerance_s16);
diff --git a/tests/validation/GLES_COMPUTE/Scale.cpp b/tests/validation/GLES_COMPUTE/Scale.cpp
index 16280faf3e..9f670e4d4d 100644
--- a/tests/validation/GLES_COMPUTE/Scale.cpp
+++ b/tests/validation/GLES_COMPUTE/Scale.cpp
@@ -90,7 +90,7 @@ DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(combine(combi
     const BorderSize border_size(border_mode == BorderMode::UNDEFINED ? 0 : 1);
 
     // Validate valid region
-    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, border_size, (border_mode == BorderMode::UNDEFINED));
+    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, sampling_policy, (border_mode == BorderMode::UNDEFINED));
     validate(dst.info()->valid_region(), dst_valid_region);
 
     // Validate padding
@@ -115,7 +115,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, GCScaleFixture<half>, framework::DatasetMode::A
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(GCAccessor(_target), _reference, valid_region, tolerance_f16);
@@ -128,7 +128,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, GCScaleFixture<half>, framework::DatasetMode::N
 {
     //Create valid region
     TensorInfo        src_info(_shape, 1, _data_type);
-    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    const ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(GCAccessor(_target), _reference, valid_region, tolerance_f16);
diff --git a/tests/validation/NEON/Scale.cpp b/tests/validation/NEON/Scale.cpp
index d860823430..5f76a0ca06 100644
--- a/tests/validation/NEON/Scale.cpp
+++ b/tests/validation/NEON/Scale.cpp
@@ -99,7 +99,7 @@ DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(combine(combi
     nescale.configure(&src, &dst, policy, border_mode, constant_border_value, sampling_policy);
 
     // Validate valid region
-    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, BorderSize(1), (border_mode == BorderMode::UNDEFINED));
+    const ValidRegion dst_valid_region = calculate_valid_region_scale(*(src.info()), shape_scaled, policy, sampling_policy, (border_mode == BorderMode::UNDEFINED));
 
     validate(dst.info()->valid_region(), dst_valid_region);
 
@@ -126,7 +126,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, NEScaleFixture<float>, framework::DatasetMode::
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32);
@@ -139,7 +139,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, NEScaleFixture<float>, framework::DatasetMode::
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_f32, tolerance_num_f32);
@@ -157,7 +157,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, NEScaleFixture<uint8_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_u8);
@@ -170,7 +170,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, NEScaleFixture<uint8_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_u8);
@@ -185,7 +185,7 @@ FIXTURE_DATA_TEST_CASE(RunSmall, NEScaleFixture<int16_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_s16, tolerance_num_s16);
@@ -198,7 +198,7 @@ FIXTURE_DATA_TEST_CASE(RunLarge, NEScaleFixture<int16_t>, framework::DatasetMode
 {
     //Create valid region
     TensorInfo  src_info(_shape, 1, _data_type);
-    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, BorderSize(1), (_border_mode == BorderMode::UNDEFINED));
+    ValidRegion valid_region = calculate_valid_region_scale(src_info, _reference.shape(), _policy, _sampling_policy, (_border_mode == BorderMode::UNDEFINED));
 
     // Validate output
     validate(Accessor(_target), _reference, valid_region, tolerance_s16, tolerance_num_s16);
diff --git a/tests/validation/fixtures/ScaleFixture.h b/tests/validation/fixtures/ScaleFixture.h
index fe24f5bac5..604bfb2622 100644
--- a/tests/validation/fixtures/ScaleFixture.h
+++ b/tests/validation/fixtures/ScaleFixture.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 ARM Limited.
+ * Copyright (c) 2017-2018 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -74,7 +74,16 @@ protected:
     template <typename U>
     void fill(U &&tensor)
     {
-        library->fill_tensor_uniform(tensor, 0);
+        if(is_data_type_float(_data_type))
+        {
+            library->fill_tensor_uniform(tensor, 0);
+        }
+        else
+        {
+            // Restrict range for float to avoid any floating point issues
+            std::uniform_real_distribution<> distribution(-5.0f, 5.0f);
+            library->fill(tensor, distribution, 0);
+        }
     }
 
     TensorType compute_target(const TensorShape &shape, const float scale_x, const float scale_y,