Kearwood Gilbert
1cb44e96b1
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87 lines
2.0 KiB
C++
87 lines
2.0 KiB
C++
#include <gtest/gtest.h>
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#include "mimir.h"
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#include "test_util.h"
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namespace mimir_tests {
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TEST(Region, InitialState)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.getAddress() == nullptr);
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EXPECT_TRUE(region.getMaxSize() == 0);
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EXPECT_TRUE(region.getSize() == 0);
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}
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TEST(Region, TooBig)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_FALSE(region.init(1ULL << 50)); // Attempt to reserve too many pages
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}
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TEST(Region, OutOfMemory)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.init(1ULL << 46)); // Attempt to reserve 64TB of pages
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EXPECT_FALSE(region.resize(1ULL << 60)); // Attempt to commit an extremely large number of pages
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}
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TEST(Region, Min1GB)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.init(1ULL << 30)); // Allocate 1GB of pages
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}
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TEST(Region, Resizing)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.init(1 << 10ULL));
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EXPECT_NE(region.getAddress(), nullptr);
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EXPECT_GT(region.getMaxSize(), 0);
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EXPECT_EQ(region.getSize(), 0);
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EXPECT_TRUE(region.resize(0));
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EXPECT_EQ(region.getSize(), 0);
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EXPECT_TRUE(region.resize(1ULL << 4));
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EXPECT_TRUE(region.resize(1ULL << 10));
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EXPECT_TRUE(region.resize(1ULL << 5));
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EXPECT_TRUE(region.resize(1ULL << 0));
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EXPECT_TRUE(region.resize(1ULL << 9));
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}
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TEST(Region, Oversized)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.init(1ULL << 4));
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size_t prevSize = region.getSize();
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EXPECT_FALSE(region.resize(1ULL << 20));
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EXPECT_EQ(region.getSize(), prevSize);
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}
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TEST(Region, WriteData)
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{
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mimir::init();
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mimir::Region region;
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EXPECT_TRUE(region.init());
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EXPECT_TRUE(region.resize(100));
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EXPECT_GE(region.getSize(), 100);
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writeData(region.getAddress(), 100, 1);
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EXPECT_TRUE(checkData(region.getAddress(), 100, 1));
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EXPECT_TRUE(region.resize(1 << 9ULL));
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writeData(region.getAddress() + 100, 900, 2);
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EXPECT_TRUE(checkData(region.getAddress(), 100, 1));
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EXPECT_TRUE(checkData(region.getAddress() + 100, 900, 2));
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}
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}; // namespace mimir_tests
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