112 lines
4.3 KiB
C++
112 lines
4.3 KiB
C++
/*
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* Copyright (C) 2018-2021 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/command_stream/linear_stream.h"
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#include "shared/source/memory_manager/graphics_allocation.h"
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#include "shared/test/common/fixtures/linear_stream_fixture.h"
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#include "shared/test/common/mocks/mock_graphics_allocation.h"
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using namespace NEO;
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TEST(LinearStreamCtorTest, WhenConstructingLinearStreamThenInitialValuesValuesAreSet) {
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LinearStream linearStream;
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EXPECT_EQ(nullptr, linearStream.getCpuBase());
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EXPECT_EQ(0u, linearStream.getMaxAvailableSpace());
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}
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TEST(LinearStreamCtorTest, whenProvidedAllArgumentsThenExpectSameValuesSet) {
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GraphicsAllocation *gfxAllocation = reinterpret_cast<GraphicsAllocation *>(0x1234);
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void *buffer = reinterpret_cast<void *>(0x2000);
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size_t bufferSize = 0x1000u;
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LinearStream linearStream(gfxAllocation, buffer, bufferSize);
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EXPECT_EQ(buffer, linearStream.getCpuBase());
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EXPECT_EQ(bufferSize, linearStream.getMaxAvailableSpace());
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EXPECT_EQ(gfxAllocation, linearStream.getGraphicsAllocation());
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}
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TEST_F(LinearStreamTest, GivenSizeZeroWhenGettingSpaceUsedThenNonNullPointerIsReturned) {
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EXPECT_NE(nullptr, linearStream.getSpace(0));
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}
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TEST_F(LinearStreamTest, GivenSizeUint32WhenGettingSpaceUsedThenNonNullPointerIsReturned) {
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EXPECT_NE(nullptr, linearStream.getSpace(sizeof(uint32_t)));
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}
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TEST_F(LinearStreamTest, WhenAllocatingMultipleTimesThenPointersIncrementedCorrectly) {
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size_t allocSize = 1;
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auto ptr1 = linearStream.getSpace(allocSize);
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ASSERT_NE(nullptr, ptr1);
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auto ptr2 = linearStream.getSpace(2);
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ASSERT_NE(nullptr, ptr2);
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EXPECT_EQ(allocSize, (uintptr_t)ptr2 - (uintptr_t)ptr1);
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}
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TEST_F(LinearStreamTest, WhenGettingSpaceThenPointerIsWriteable) {
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uint32_t cmd = 0xbaddf00d;
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auto pCmd = linearStream.getSpace(sizeof(cmd));
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ASSERT_NE(nullptr, pCmd);
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*(uint32_t *)pCmd = cmd;
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}
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TEST_F(LinearStreamTest, WhenRequestingMutltipleAllocationsThenDifferentPointersAreReturnedForEachRequest) {
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auto pCmd = linearStream.getSpace(sizeof(uint32_t));
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ASSERT_NE(nullptr, pCmd);
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auto pCmd2 = linearStream.getSpace(sizeof(uint32_t));
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ASSERT_NE(pCmd2, pCmd);
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}
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TEST_F(LinearStreamTest, GivenNoAllocationsWhenGettingSpaceThenAvailableSpaceIsEqualMaximumSpace) {
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ASSERT_EQ(linearStream.getMaxAvailableSpace(), linearStream.getAvailableSpace());
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}
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TEST_F(LinearStreamTest, GivenNoAllocationsWhenGettingSpaceThenAvailableSpaceIsGreaterThanZero) {
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EXPECT_NE(0u, linearStream.getAvailableSpace());
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}
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TEST_F(LinearStreamTest, GivenAllocationWhenGettingSpaceThenAvailableSpaceIsReduced) {
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auto originalAvailable = linearStream.getAvailableSpace();
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linearStream.getSpace(sizeof(uint32_t));
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EXPECT_LT(linearStream.getAvailableSpace(), originalAvailable);
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}
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TEST_F(LinearStreamTest, GivenOneAllocationsWhenGettingSpaceThenSpaceUsedIsEqualToAllocationSize) {
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size_t sizeToAllocate = 2 * sizeof(uint32_t);
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ASSERT_NE(nullptr, linearStream.getSpace(sizeToAllocate));
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EXPECT_EQ(sizeToAllocate, linearStream.getUsed());
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}
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TEST_F(LinearStreamTest, givenLinearStreamWhenGetCpuBaseIsCalledThenCpuBaseAddressIsReturned) {
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ASSERT_EQ(pCmdBuffer, linearStream.getCpuBase());
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}
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TEST_F(LinearStreamTest, givenNotEnoughSpaceWhenGetSpaceIsCalledThenThrowException) {
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linearStream.getSpace(linearStream.getMaxAvailableSpace());
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EXPECT_THROW(linearStream.getSpace(1), std::exception);
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}
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TEST_F(LinearStreamTest, WhenReplacingBufferThenAvailableSizeIsEqualToBufferSizeAndAllSpaceIsAvailable) {
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char buffer[256];
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linearStream.replaceBuffer(buffer, sizeof(buffer));
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EXPECT_EQ(buffer, linearStream.getCpuBase());
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EXPECT_EQ(sizeof(buffer), linearStream.getAvailableSpace());
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EXPECT_EQ(0u, linearStream.getUsed());
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}
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TEST_F(LinearStreamTest, givenNewGraphicsAllocationWhenReplaceIsCalledThenLinearStreamContainsNewGraphicsAllocation) {
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auto graphicsAllocation = linearStream.getGraphicsAllocation();
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EXPECT_NE(nullptr, graphicsAllocation);
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auto address = (void *)0x100000;
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MockGraphicsAllocation newGraphicsAllocation(address, 4096);
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EXPECT_NE(&newGraphicsAllocation, graphicsAllocation);
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linearStream.replaceGraphicsAllocation(&newGraphicsAllocation);
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EXPECT_EQ(&newGraphicsAllocation, linearStream.getGraphicsAllocation());
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}
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