forked from OSchip/llvm-project
93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
//===-- sanitizer_stackdepot_test.cc --------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of ThreadSanitizer/AddressSanitizer runtime.
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//
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//===----------------------------------------------------------------------===//
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#include "sanitizer_common/sanitizer_stackdepot.h"
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#include "sanitizer_common/sanitizer_internal_defs.h"
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#include "sanitizer_common/sanitizer_libc.h"
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#include "gtest/gtest.h"
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namespace __sanitizer {
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TEST(SanitizerCommon, StackDepotBasic) {
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uptr s1[] = {1, 2, 3, 4, 5};
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u32 i1 = StackDepotPut(s1, ARRAY_SIZE(s1));
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uptr sz1 = 0;
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const uptr *sp1 = StackDepotGet(i1, &sz1);
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EXPECT_NE(sp1, (uptr*)0);
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EXPECT_EQ(sz1, ARRAY_SIZE(s1));
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EXPECT_EQ(internal_memcmp(sp1, s1, sizeof(s1)), 0);
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}
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TEST(SanitizerCommon, StackDepotAbsent) {
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uptr sz1 = 0;
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const uptr *sp1 = StackDepotGet((1 << 30) - 1, &sz1);
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EXPECT_EQ(sp1, (uptr*)0);
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}
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TEST(SanitizerCommon, StackDepotEmptyStack) {
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u32 i1 = StackDepotPut(0, 0);
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uptr sz1 = 0;
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const uptr *sp1 = StackDepotGet(i1, &sz1);
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EXPECT_EQ(sp1, (uptr*)0);
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}
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TEST(SanitizerCommon, StackDepotZeroId) {
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uptr sz1 = 0;
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const uptr *sp1 = StackDepotGet(0, &sz1);
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EXPECT_EQ(sp1, (uptr*)0);
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}
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TEST(SanitizerCommon, StackDepotSame) {
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uptr s1[] = {1, 2, 3, 4, 6};
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u32 i1 = StackDepotPut(s1, ARRAY_SIZE(s1));
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u32 i2 = StackDepotPut(s1, ARRAY_SIZE(s1));
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EXPECT_EQ(i1, i2);
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uptr sz1 = 0;
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const uptr *sp1 = StackDepotGet(i1, &sz1);
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EXPECT_NE(sp1, (uptr*)0);
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EXPECT_EQ(sz1, ARRAY_SIZE(s1));
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EXPECT_EQ(internal_memcmp(sp1, s1, sizeof(s1)), 0);
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}
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TEST(SanitizerCommon, StackDepotSeveral) {
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uptr s1[] = {1, 2, 3, 4, 7};
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u32 i1 = StackDepotPut(s1, ARRAY_SIZE(s1));
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uptr s2[] = {1, 2, 3, 4, 8, 9};
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u32 i2 = StackDepotPut(s2, ARRAY_SIZE(s2));
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EXPECT_NE(i1, i2);
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}
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TEST(SanitizerCommon, StackDepotReverseMap) {
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uptr s1[] = {1, 2, 3, 4, 5};
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uptr s2[] = {7, 1, 3, 0};
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uptr s3[] = {10, 2, 5, 3};
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uptr s4[] = {1, 3, 2, 5};
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u32 ids[4] = {0};
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ids[0] = StackDepotPut(s1, ARRAY_SIZE(s1));
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ids[1] = StackDepotPut(s2, ARRAY_SIZE(s2));
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ids[2] = StackDepotPut(s3, ARRAY_SIZE(s3));
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ids[3] = StackDepotPut(s4, ARRAY_SIZE(s4));
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StackDepotReverseMap map;
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for (uptr i = 0; i < 4; i++) {
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uptr sz_depot, sz_map;
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const uptr *sp_depot, *sp_map;
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sp_depot = StackDepotGet(ids[i], &sz_depot);
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sp_map = map.Get(ids[i], &sz_map);
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EXPECT_EQ(sz_depot, sz_map);
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EXPECT_EQ(sp_depot, sp_map);
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}
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}
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} // namespace __sanitizer
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