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Add bit helpers

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Change-Id: I3f29793f0fec7555c1440db7504e4adbb6904d4f
Signed-off-by: Filip Hazubski <filip.hazubski@intel.com>
This commit is contained in:
Filip Hazubski
2019-01-17 17:00:15 +01:00
committed by sys_ocldev
parent 158f200476
commit fae6c5fce2
4 changed files with 111 additions and 1 deletions
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83
unit_tests/helpers/bit_helpers_tests.cpp Normal file
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/*
* Copyright (C) 2019 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "common/helpers/bit_helpers.h"
#include "gtest/gtest.h"
using namespace OCLRT;
TEST(IsBitSetTests, givenDifferentValuesWhenTestingIsBitSetThenCorrectValueIsReturned) {
size_t field1 = 0;
size_t field2 = 0b1;
size_t field3 = 0b1000;
size_t field4 = 0b1010;
EXPECT_FALSE(isBitSet(field1, 0));
EXPECT_FALSE(isBitSet(field1, 1));
EXPECT_FALSE(isBitSet(field1, 2));
EXPECT_FALSE(isBitSet(field1, 3));
EXPECT_TRUE(isBitSet(field2, 0));
EXPECT_FALSE(isBitSet(field2, 1));
EXPECT_FALSE(isBitSet(field2, 2));
EXPECT_FALSE(isBitSet(field2, 3));
EXPECT_FALSE(isBitSet(field3, 0));
EXPECT_FALSE(isBitSet(field3, 1));
EXPECT_FALSE(isBitSet(field3, 2));
EXPECT_TRUE(isBitSet(field3, 3));
EXPECT_FALSE(isBitSet(field4, 0));
EXPECT_TRUE(isBitSet(field4, 1));
EXPECT_FALSE(isBitSet(field4, 2));
EXPECT_TRUE(isBitSet(field4, 3));
}
TEST(IsValSetTests, givenDifferentValuesWhenTestingIsValSetThenCorrectValueIsReturned) {
size_t field1 = 0;
size_t field2 = 0b1;
size_t field3 = 0b10;
size_t field4 = 0b1000;
size_t field5 = 0b1010;
size_t field6 = 0b1111;
EXPECT_FALSE(isValSet(field1, field2));
EXPECT_FALSE(isValSet(field1, field3));
EXPECT_FALSE(isValSet(field1, field4));
EXPECT_FALSE(isValSet(field1, field5));
EXPECT_FALSE(isValSet(field1, field6));
EXPECT_TRUE(isValSet(field2, field2));
EXPECT_FALSE(isValSet(field2, field3));
EXPECT_FALSE(isValSet(field2, field4));
EXPECT_FALSE(isValSet(field2, field5));
EXPECT_FALSE(isValSet(field2, field6));
EXPECT_FALSE(isValSet(field3, field2));
EXPECT_TRUE(isValSet(field3, field3));
EXPECT_FALSE(isValSet(field3, field4));
EXPECT_FALSE(isValSet(field3, field5));
EXPECT_FALSE(isValSet(field3, field6));
EXPECT_FALSE(isValSet(field4, field2));
EXPECT_FALSE(isValSet(field4, field3));
EXPECT_TRUE(isValSet(field4, field4));
EXPECT_FALSE(isValSet(field4, field5));
EXPECT_FALSE(isValSet(field4, field6));
EXPECT_FALSE(isValSet(field5, field2));
EXPECT_TRUE(isValSet(field5, field3));
EXPECT_TRUE(isValSet(field5, field4));
EXPECT_TRUE(isValSet(field5, field5));
EXPECT_FALSE(isValSet(field5, field6));
EXPECT_TRUE(isValSet(field6, field2));
EXPECT_TRUE(isValSet(field6, field3));
EXPECT_TRUE(isValSet(field6, field4));
EXPECT_TRUE(isValSet(field6, field5));
EXPECT_TRUE(isValSet(field6, field6));
}