93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
/*
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* Copyright (C) 2021 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/utilities/wait_util.h"
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#include "shared/test/common/helpers/debug_manager_state_restore.h"
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#include "shared/test/common/helpers/variable_backup.h"
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#include "shared/test/common/test_macros/test.h"
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#include "gtest/gtest.h"
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using namespace NEO;
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namespace CpuIntrinsicsTests {
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extern std::atomic<uint32_t> pauseCounter;
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} // namespace CpuIntrinsicsTests
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TEST(WaitTest, givenDefaultSettingsWhenNoPollAddressProvidedThenPauseDefaultTimeAndReturnFalse) {
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EXPECT_EQ(1u, WaitUtils::defaultWaitCount);
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WaitUtils::init();
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EXPECT_EQ(WaitUtils::defaultWaitCount, WaitUtils::waitCount);
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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bool ret = WaitUtils::waitFunction(nullptr, 0u);
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EXPECT_FALSE(ret);
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EXPECT_EQ(oldCount + WaitUtils::waitCount, CpuIntrinsicsTests::pauseCounter);
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}
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TEST(WaitTest, givenDebugFlagOverridesWhenNoPollAddressProvidedThenPauseDefaultTimeAndReturnFalse) {
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DebugManagerStateRestore restore;
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VariableBackup<uint32_t> backupWaitCount(&WaitUtils::waitCount);
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uint32_t count = 10u;
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DebugManager.flags.WaitLoopCount.set(count);
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WaitUtils::init();
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EXPECT_EQ(count, WaitUtils::waitCount);
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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bool ret = WaitUtils::waitFunction(nullptr, 0u);
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EXPECT_FALSE(ret);
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EXPECT_EQ(oldCount + count, CpuIntrinsicsTests::pauseCounter);
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}
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TEST(WaitTest, givenDefaultSettingsWhenPollAddressProvidedDoesNotMeetCriteriaThenPauseDefaultTimeAndReturnFalse) {
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WaitUtils::init();
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EXPECT_EQ(WaitUtils::defaultWaitCount, WaitUtils::waitCount);
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volatile uint32_t pollValue = 1u;
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uint32_t expectedValue = 3;
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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bool ret = WaitUtils::waitFunction(&pollValue, expectedValue);
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EXPECT_FALSE(ret);
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EXPECT_EQ(oldCount + WaitUtils::waitCount, CpuIntrinsicsTests::pauseCounter);
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}
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TEST(WaitTest, givenDefaultSettingsWhenPollAddressProvidedMeetsCriteriaThenPauseDefaultTimeAndReturnTrue) {
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WaitUtils::init();
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EXPECT_EQ(WaitUtils::defaultWaitCount, WaitUtils::waitCount);
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volatile uint32_t pollValue = 3u;
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uint32_t expectedValue = 1;
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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bool ret = WaitUtils::waitFunction(&pollValue, expectedValue);
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EXPECT_TRUE(ret);
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EXPECT_EQ(oldCount + WaitUtils::waitCount, CpuIntrinsicsTests::pauseCounter);
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}
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TEST(WaitTest, givenDebugFlagSetZeroWhenPollAddressProvidedMeetsCriteriaThenPauseZeroTimesAndReturnTrue) {
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DebugManagerStateRestore restore;
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VariableBackup<uint32_t> backupWaitCount(&WaitUtils::waitCount);
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uint32_t count = 0u;
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DebugManager.flags.WaitLoopCount.set(count);
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WaitUtils::init();
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EXPECT_EQ(count, WaitUtils::waitCount);
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volatile uint32_t pollValue = 3u;
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uint32_t expectedValue = 1;
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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bool ret = WaitUtils::waitFunction(&pollValue, expectedValue);
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EXPECT_TRUE(ret);
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EXPECT_EQ(oldCount + WaitUtils::waitCount, CpuIntrinsicsTests::pauseCounter);
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}
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