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-rw-r--r--libunwindstack/tests/MemoryLocalTest.cpp111
1 files changed, 0 insertions, 111 deletions
diff --git a/libunwindstack/tests/MemoryLocalTest.cpp b/libunwindstack/tests/MemoryLocalTest.cpp
deleted file mode 100644
index c9e5dc0fd..000000000
--- a/libunwindstack/tests/MemoryLocalTest.cpp
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdint.h>
-#include <string.h>
-#include <sys/mman.h>
-
-#include <vector>
-
-#include <gtest/gtest.h>
-
-#include "MemoryLocal.h"
-
-namespace unwindstack {
-
-TEST(MemoryLocalTest, read) {
- std::vector<uint8_t> src(1024);
- memset(src.data(), 0x4c, 1024);
-
- MemoryLocal local;
-
- std::vector<uint8_t> dst(1024);
- ASSERT_TRUE(local.ReadFully(reinterpret_cast<uint64_t>(src.data()), dst.data(), 1024));
- ASSERT_EQ(0, memcmp(src.data(), dst.data(), 1024));
- for (size_t i = 0; i < 1024; i++) {
- ASSERT_EQ(0x4cU, dst[i]);
- }
-
- memset(src.data(), 0x23, 512);
- ASSERT_TRUE(local.ReadFully(reinterpret_cast<uint64_t>(src.data()), dst.data(), 1024));
- ASSERT_EQ(0, memcmp(src.data(), dst.data(), 1024));
- for (size_t i = 0; i < 512; i++) {
- ASSERT_EQ(0x23U, dst[i]);
- }
- for (size_t i = 512; i < 1024; i++) {
- ASSERT_EQ(0x4cU, dst[i]);
- }
-}
-
-TEST(MemoryLocalTest, read_illegal) {
- MemoryLocal local;
-
- std::vector<uint8_t> dst(100);
- ASSERT_FALSE(local.ReadFully(0, dst.data(), 1));
- ASSERT_FALSE(local.ReadFully(0, dst.data(), 100));
-}
-
-TEST(MemoryLocalTest, read_overflow) {
- MemoryLocal local;
-
- // On 32 bit this test doesn't necessarily cause an overflow. The 64 bit
- // version will always go through the overflow check.
- std::vector<uint8_t> dst(100);
- uint64_t value;
- ASSERT_FALSE(local.ReadFully(reinterpret_cast<uint64_t>(&value), dst.data(), SIZE_MAX));
-}
-
-TEST(MemoryLocalTest, Read) {
- char* mapping = static_cast<char*>(
- mmap(nullptr, 2 * getpagesize(), PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0));
-
- ASSERT_NE(MAP_FAILED, mapping);
-
- mprotect(mapping + getpagesize(), getpagesize(), PROT_NONE);
- memset(mapping + getpagesize() - 1024, 0x4c, 1024);
-
- MemoryLocal local;
-
- std::vector<uint8_t> dst(4096);
- ASSERT_EQ(1024U, local.Read(reinterpret_cast<uint64_t>(mapping + getpagesize() - 1024),
- dst.data(), 4096));
- for (size_t i = 0; i < 1024; i++) {
- ASSERT_EQ(0x4cU, dst[i]) << "Failed at byte " << i;
- }
-
- ASSERT_EQ(0, munmap(mapping, 2 * getpagesize()));
-}
-
-TEST(MemoryLocalTest, read_hole) {
- void* mapping =
- mmap(nullptr, 3 * 4096, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
- ASSERT_NE(MAP_FAILED, mapping);
- memset(mapping, 0xFF, 3 * 4096);
- mprotect(static_cast<char*>(mapping) + 4096, 4096, PROT_NONE);
-
- MemoryLocal local;
- std::vector<uint8_t> dst(4096 * 3, 0xCC);
- ASSERT_EQ(4096U, local.Read(reinterpret_cast<uintptr_t>(mapping), dst.data(), 4096 * 3));
- for (size_t i = 0; i < 4096; ++i) {
- ASSERT_EQ(0xFF, dst[i]);
- }
- for (size_t i = 4096; i < 4096 * 3; ++i) {
- ASSERT_EQ(0xCC, dst[i]);
- }
- ASSERT_EQ(0, munmap(mapping, 3 * 4096));
-}
-
-} // namespace unwindstack