android13/system/chre/test/simulation/memory_test.cc

264 lines
8.5 KiB
C++

/*
* Copyright (C) 2022 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 "chre_api/chre/re.h"
#include <cstdint>
#include "chre/core/event_loop_manager.h"
#include "chre/platform/log.h"
#include "chre/platform/memory_manager.h"
#include "chre_api/chre/event.h"
#include "gtest/gtest.h"
#include "inc/test_util.h"
#include "test_base.h"
#include "test_event.h"
#include "test_event_queue.h"
#include "test_util.h"
namespace chre {
namespace {
Nanoapp *getNanoappByAppId(uint64_t id) {
uint16_t instanceId;
EXPECT_TRUE(EventLoopManagerSingleton::get()
->getEventLoop()
.findNanoappInstanceIdByAppId(id, &instanceId));
Nanoapp *nanoapp =
EventLoopManagerSingleton::get()->getEventLoop().findNanoappByInstanceId(
instanceId);
EXPECT_NE(nanoapp, nullptr);
return nanoapp;
}
TEST_F(TestBase, MemoryAllocateAndFree) {
CREATE_CHRE_TEST_EVENT(ALLOCATE, 0);
CREATE_CHRE_TEST_EVENT(FREE, 1);
struct App : public TestNanoapp {
void (*handleEvent)(uint32_t, uint16_t, const void *) =
[](uint32_t, uint16_t eventType, const void *eventData) {
switch (eventType) {
case CHRE_EVENT_TEST_EVENT: {
auto event = static_cast<const TestEvent *>(eventData);
switch (event->type) {
case ALLOCATE: {
auto bytes = static_cast<const uint32_t *>(event->data);
void *ptr = chreHeapAlloc(*bytes);
TestEventQueueSingleton::get()->pushEvent(ALLOCATE, ptr);
break;
}
case FREE: {
auto ptr = static_cast<void **>(event->data);
chreHeapFree(*ptr);
TestEventQueueSingleton::get()->pushEvent(FREE);
break;
}
}
}
}
};
};
auto app = loadNanoapp<App>();
MemoryManager &memManager =
EventLoopManagerSingleton::get()->getMemoryManager();
Nanoapp *nanoapp = getNanoappByAppId(app.id);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
void *ptr1;
sendEventToNanoapp(app, ALLOCATE, 100);
waitForEvent(ALLOCATE, &ptr1);
EXPECT_NE(ptr1, nullptr);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 100);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100);
EXPECT_EQ(memManager.getAllocationCount(), 1);
void *ptr2;
sendEventToNanoapp(app, ALLOCATE, 200);
waitForEvent(ALLOCATE, &ptr2);
EXPECT_NE(ptr2, nullptr);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 100 + 200);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100 + 200);
EXPECT_EQ(memManager.getAllocationCount(), 2);
sendEventToNanoapp(app, FREE, ptr1);
waitForEvent(FREE);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 200);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 200);
EXPECT_EQ(memManager.getAllocationCount(), 1);
sendEventToNanoapp(app, FREE, ptr2);
waitForEvent(FREE);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
}
TEST_F(TestBase, MemoryFreeOnNanoappUnload) {
CREATE_CHRE_TEST_EVENT(ALLOCATE, 0);
struct App : public TestNanoapp {
void (*handleEvent)(uint32_t, uint16_t, const void *) =
[](uint32_t, uint16_t eventType, const void *eventData) {
switch (eventType) {
case CHRE_EVENT_TEST_EVENT: {
auto event = static_cast<const TestEvent *>(eventData);
switch (event->type) {
case ALLOCATE: {
auto bytes = static_cast<const uint32_t *>(event->data);
void *ptr = chreHeapAlloc(*bytes);
TestEventQueueSingleton::get()->pushEvent(ALLOCATE, ptr);
break;
}
}
}
}
};
};
auto app = loadNanoapp<App>();
MemoryManager &memManager =
EventLoopManagerSingleton::get()->getMemoryManager();
Nanoapp *nanoapp = getNanoappByAppId(app.id);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
void *ptr1;
sendEventToNanoapp(app, ALLOCATE, 100);
waitForEvent(ALLOCATE, &ptr1);
EXPECT_NE(ptr1, nullptr);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 100);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100);
EXPECT_EQ(memManager.getAllocationCount(), 1);
void *ptr2;
sendEventToNanoapp(app, ALLOCATE, 200);
waitForEvent(ALLOCATE, &ptr2);
EXPECT_NE(ptr2, nullptr);
EXPECT_EQ(nanoapp->getTotalAllocatedBytes(), 100 + 200);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100 + 200);
EXPECT_EQ(memManager.getAllocationCount(), 2);
unloadNanoapp(app);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
}
TEST_F(TestBase, MemoryStressTestShouldNotTriggerErrors) {
CREATE_CHRE_TEST_EVENT(ALLOCATE, 0);
CREATE_CHRE_TEST_EVENT(FREE, 1);
struct App : public TestNanoapp {
void (*handleEvent)(uint32_t, uint16_t, const void *) =
[](uint32_t, uint16_t eventType, const void *eventData) {
switch (eventType) {
case CHRE_EVENT_TEST_EVENT: {
auto event = static_cast<const TestEvent *>(eventData);
switch (event->type) {
case ALLOCATE: {
auto bytes = static_cast<const uint32_t *>(event->data);
void *ptr = chreHeapAlloc(*bytes);
TestEventQueueSingleton::get()->pushEvent(ALLOCATE, ptr);
break;
}
case FREE: {
auto ptr = static_cast<void **>(event->data);
chreHeapFree(*ptr);
TestEventQueueSingleton::get()->pushEvent(FREE);
break;
}
}
}
}
};
};
MemoryManager &memManager =
EventLoopManagerSingleton::get()->getMemoryManager();
auto app = loadNanoapp<App>();
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
void *ptr1;
void *ptr2;
void *ptr3;
sendEventToNanoapp(app, ALLOCATE, 100);
waitForEvent(ALLOCATE, &ptr1);
sendEventToNanoapp(app, ALLOCATE, 200);
waitForEvent(ALLOCATE, &ptr2);
sendEventToNanoapp(app, ALLOCATE, 300);
waitForEvent(ALLOCATE, &ptr3);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100 + 200 + 300);
EXPECT_EQ(memManager.getAllocationCount(), 3);
// Free middle, last, and first blocks.
sendEventToNanoapp(app, FREE, ptr2);
waitForEvent(FREE);
sendEventToNanoapp(app, FREE, ptr3);
waitForEvent(FREE);
sendEventToNanoapp(app, FREE, ptr1);
waitForEvent(FREE);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
sendEventToNanoapp(app, ALLOCATE, 100);
waitForEvent(ALLOCATE, &ptr1);
sendEventToNanoapp(app, ALLOCATE, 200);
waitForEvent(ALLOCATE, &ptr2);
sendEventToNanoapp(app, ALLOCATE, 300);
waitForEvent(ALLOCATE, &ptr3);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100 + 200 + 300);
EXPECT_EQ(memManager.getAllocationCount(), 3);
// Free last, last and last blocks.
sendEventToNanoapp(app, FREE, ptr3);
waitForEvent(FREE);
sendEventToNanoapp(app, FREE, ptr2);
waitForEvent(FREE);
sendEventToNanoapp(app, FREE, ptr1);
waitForEvent(FREE);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
sendEventToNanoapp(app, ALLOCATE, 100);
waitForEvent(ALLOCATE, &ptr1);
sendEventToNanoapp(app, ALLOCATE, 200);
waitForEvent(ALLOCATE, &ptr2);
sendEventToNanoapp(app, ALLOCATE, 300);
waitForEvent(ALLOCATE, &ptr3);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 100 + 200 + 300);
EXPECT_EQ(memManager.getAllocationCount(), 3);
// Automatic cleanup.
unloadNanoapp(app);
EXPECT_EQ(memManager.getTotalAllocatedBytes(), 0);
EXPECT_EQ(memManager.getAllocationCount(), 0);
}
} // namespace
} // namespace chre