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Commit 7b938acf authored by Yifan Hong's avatar Yifan Hong Committed by Automerger Merge Worker
Browse files

libsnapshot_test: skip global setup on non-VAB devices. am: b085db74 am: 632b1ab4 

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/12329326

Change-Id: I64312022341df78d0e9e1e63ed282459355e489d
parents 16c5fb47 632b1ab4

fs_mgr/libsnapshot/include_test/libsnapshot/test_helpers.h

+17 −0
Original line number Diff line number Diff line
@@ -180,5 +180,22 @@ class LowSpaceUserdata { 
    uint64_t bsize_ = 0;

};



bool IsVirtualAbEnabled();



#define SKIP_IF_NON_VIRTUAL_AB()                                                        \

    do {                                                                                \

        if (!IsVirtualAbEnabled()) GTEST_SKIP() << "Test for Virtual A/B devices only"; \

    } while (0)



#define RETURN_IF_NON_VIRTUAL_AB_MSG(msg) \

    do {                                  \

        if (!IsVirtualAbEnabled()) {      \

            std::cerr << (msg);           \

            return;                       \

        }                                 \

    } while (0)



#define RETURN_IF_NON_VIRTUAL_AB() RETURN_IF_NON_VIRTUAL_AB_MSG("")



}  // namespace snapshot

}  // namespace android

fs_mgr/libsnapshot/partition_cow_creator_test.cpp

+13 −3
Original line number Diff line number Diff line
@@ -41,8 +41,14 @@ namespace snapshot { 


class PartitionCowCreatorTest : public ::testing::Test {

  public:

    void SetUp() override { SnapshotTestPropertyFetcher::SetUp(); }

    void TearDown() override { SnapshotTestPropertyFetcher::TearDown(); }

    void SetUp() override {

        SKIP_IF_NON_VIRTUAL_AB();

        SnapshotTestPropertyFetcher::SetUp();

    }

    void TearDown() override {

        RETURN_IF_NON_VIRTUAL_AB();

        SnapshotTestPropertyFetcher::TearDown();

    }

};



TEST_F(PartitionCowCreatorTest, IntersectSelf) {
@@ -198,6 +204,8 @@ TEST_F(PartitionCowCreatorTest, CowSize) { 
}



TEST(DmSnapshotInternals, CowSizeCalculator) {

    SKIP_IF_NON_VIRTUAL_AB();



    DmSnapCowSizeCalculator cc(512, 8);

    unsigned long int b;
@@ -261,7 +269,9 @@ struct OptimizeOperationTestParam { 
    std::optional<InstallOperation> expected_output;

};



class OptimizeOperationTest : public ::testing::TestWithParam<OptimizeOperationTestParam> {};

class OptimizeOperationTest : public ::testing::TestWithParam<OptimizeOperationTestParam> {

    void SetUp() override { SKIP_IF_NON_VIRTUAL_AB(); }

};

TEST_P(OptimizeOperationTest, Test) {

    InstallOperation actual_output;

    EXPECT_EQ(GetParam().expected_output.has_value(),

fs_mgr/libsnapshot/snapshot_metadata_updater_test.cpp

+8 −5
Original line number Diff line number Diff line
@@ -43,11 +43,11 @@ namespace snapshot { 


class SnapshotMetadataUpdaterTest : public ::testing::TestWithParam<uint32_t> {

  public:

    SnapshotMetadataUpdaterTest() {

        is_virtual_ab_ = android::base::GetBoolProperty("ro.virtual_ab.enabled", false);

    }

    SnapshotMetadataUpdaterTest() = default;



    void SetUp() override {

        SKIP_IF_NON_VIRTUAL_AB();



        target_slot_ = GetParam();

        target_suffix_ = SlotSuffixForSlotNumber(target_slot_);

        SnapshotTestPropertyFetcher::SetUp(SlotSuffixForSlotNumber(1 - target_slot_));
@@ -68,7 +68,11 @@ class SnapshotMetadataUpdaterTest : public ::testing::TestWithParam<uint32_t> { 
        ASSERT_TRUE(FillFakeMetadata(builder_.get(), manifest_, target_suffix_));

    }



    void TearDown() override { SnapshotTestPropertyFetcher::TearDown(); }

    void TearDown() override {

        RETURN_IF_NON_VIRTUAL_AB();



        SnapshotTestPropertyFetcher::TearDown();

    }



    // Append suffix to name.

    std::string T(std::string_view name) { return std::string(name) + target_suffix_; }
@@ -127,7 +131,6 @@ class SnapshotMetadataUpdaterTest : public ::testing::TestWithParam<uint32_t> { 
                                  << ".";

    }



    bool is_virtual_ab_;

    std::unique_ptr<MetadataBuilder> builder_;

    uint32_t target_slot_;

    std::string target_suffix_;

fs_mgr/libsnapshot/snapshot_test.cpp

+52 −45
Original line number Diff line number Diff line
@@ -78,9 +78,7 @@ void MountMetadata(); 


class SnapshotTest : public ::testing::Test {

  public:

    SnapshotTest() : dm_(DeviceMapper::Instance()) {

        is_virtual_ab_ = android::base::GetBoolProperty("ro.virtual_ab.enabled", false);

    }

    SnapshotTest() : dm_(DeviceMapper::Instance()) {}



    // This is exposed for main.

    void Cleanup() {
@@ -90,7 +88,7 @@ class SnapshotTest : public ::testing::Test { 


  protected:

    void SetUp() override {

        if (!is_virtual_ab_) GTEST_SKIP() << "Test for Virtual A/B devices only";

        SKIP_IF_NON_VIRTUAL_AB();



        SnapshotTestPropertyFetcher::SetUp();

        InitializeState();
@@ -101,7 +99,7 @@ class SnapshotTest : public ::testing::Test { 
    }



    void TearDown() override {

        if (!is_virtual_ab_) return;

        RETURN_IF_NON_VIRTUAL_AB();



        lock_ = nullptr;
@@ -336,7 +334,6 @@ class SnapshotTest : public ::testing::Test { 
    }



    static constexpr std::chrono::milliseconds snapshot_timeout_ = 5s;

    bool is_virtual_ab_;

    DeviceMapper& dm_;

    std::unique_ptr<SnapshotManager::LockedFile> lock_;

    android::fiemap::IImageManager* image_manager_ = nullptr;
@@ -717,11 +714,13 @@ class LockTestConsumer { 
class LockTest : public ::testing::Test {

  public:

    void SetUp() {

        SKIP_IF_NON_VIRTUAL_AB();

        first_consumer.StartHandleRequestsInBackground();

        second_consumer.StartHandleRequestsInBackground();

    }



    void TearDown() {

        RETURN_IF_NON_VIRTUAL_AB();

        EXPECT_TRUE(first_consumer.MakeRequest(Request::EXIT));

        EXPECT_TRUE(second_consumer.MakeRequest(Request::EXIT));

    }
@@ -765,7 +764,7 @@ INSTANTIATE_TEST_SUITE_P( 
class SnapshotUpdateTest : public SnapshotTest {

  public:

    void SetUp() override {

        if (!is_virtual_ab_) GTEST_SKIP() << "Test for Virtual A/B devices only";

        SKIP_IF_NON_VIRTUAL_AB();



        SnapshotTest::SetUp();

        Cleanup();
@@ -827,7 +826,7 @@ class SnapshotUpdateTest : public SnapshotTest { 
        }

    }

    void TearDown() override {

        if (!is_virtual_ab_) return;

        RETURN_IF_NON_VIRTUAL_AB();



        Cleanup();

        SnapshotTest::TearDown();
@@ -1360,13 +1359,17 @@ TEST_F(SnapshotUpdateTest, MergeCannotRemoveCow) { 
    ASSERT_EQ(UpdateState::MergeCompleted, init->ProcessUpdateState());

}



class MetadataMountedTest : public SnapshotUpdateTest {

class MetadataMountedTest : public ::testing::Test {

  public:

    // This is so main() can instantiate this to invoke Cleanup.

    virtual void TestBody() override {}

    void SetUp() override {

        SKIP_IF_NON_VIRTUAL_AB();

        metadata_dir_ = test_device->GetMetadataDir();

        ASSERT_TRUE(ReadDefaultFstab(&fstab_));

    }

    void TearDown() override {

        RETURN_IF_NON_VIRTUAL_AB();

        SetUp();

        // Remount /metadata

        test_device->set_recovery(false);
@@ -1697,8 +1700,6 @@ class FlashAfterUpdateTest : public SnapshotUpdateTest, 
};



TEST_P(FlashAfterUpdateTest, FlashSlotAfterUpdate) {

    if (!is_virtual_ab_) GTEST_SKIP() << "Test for Virtual A/B devices only";



    // OTA client blindly unmaps all partitions that are possibly mapped.

    for (const auto& name : {"sys_b", "vnd_b", "prd_b"}) {

        ASSERT_TRUE(sm->UnmapUpdateSnapshot(name));
@@ -1798,14 +1799,13 @@ INSTANTIATE_TEST_SUITE_P(Snapshot, FlashAfterUpdateTest, Combine(Values(0, 1), B 
class ImageManagerTest : public SnapshotTest, public WithParamInterface<uint64_t> {

  protected:

    void SetUp() override {

        if (!is_virtual_ab_) GTEST_SKIP() << "Test for Virtual A/B devices only";



        SKIP_IF_NON_VIRTUAL_AB();

        SnapshotTest::SetUp();

        userdata_ = std::make_unique<LowSpaceUserdata>();

        ASSERT_TRUE(userdata_->Init(GetParam()));

    }

    void TearDown() override {

        if (!is_virtual_ab_) return;

        RETURN_IF_NON_VIRTUAL_AB();

        return;  // BUG(149738928)



        EXPECT_TRUE(!image_manager_->BackingImageExists(kImageName) ||
@@ -1847,11 +1847,6 @@ std::vector<uint64_t> ImageManagerTestParams() { 


INSTANTIATE_TEST_SUITE_P(ImageManagerTest, ImageManagerTest, ValuesIn(ImageManagerTestParams()));



}  // namespace snapshot

}  // namespace android



using namespace android::snapshot;



bool Mkdir(const std::string& path) {

    if (mkdir(path.c_str(), 0700) && errno != EEXIST) {

        std::cerr << "Could not mkdir " << path << ": " << strerror(errno) << std::endl;
@@ -1860,8 +1855,21 @@ bool Mkdir(const std::string& path) { 
    return true;

}



int main(int argc, char** argv) {

    ::testing::InitGoogleTest(&argc, argv);

class SnapshotTestEnvironment : public ::testing::Environment {

  public:

    ~SnapshotTestEnvironment() override {}

    void SetUp() override;

    void TearDown() override;



  private:

    std::unique_ptr<IImageManager> super_images_;

};



void SnapshotTestEnvironment::SetUp() {

    // b/163082876: GTEST_SKIP in Environment will make atest report incorrect results. Until

    // that is fixed, don't call GTEST_SKIP here, but instead call GTEST_SKIP in individual test

    // suites.

    RETURN_IF_NON_VIRTUAL_AB_MSG("Virtual A/B is not enabled, skipping global setup.\n");



    std::vector<std::string> paths = {

            // clang-format off
@@ -1874,18 +1882,13 @@ int main(int argc, char** argv) { 
            // clang-format on

    };

    for (const auto& path : paths) {

        if (!Mkdir(path)) {

            return 1;

        }

        ASSERT_TRUE(Mkdir(path));

    }



    // Create this once, otherwise, gsid will start/stop between each test.

    test_device = new TestDeviceInfo();

    sm = SnapshotManager::New(test_device);

    if (!sm) {

        std::cerr << "Could not create snapshot manager\n";

        return 1;

    }

    ASSERT_NE(nullptr, sm) << "Could not create snapshot manager";



    // Clean up previous run.

    MetadataMountedTest().TearDown();
@@ -1893,31 +1896,35 @@ int main(int argc, char** argv) { 
    SnapshotTest().Cleanup();



    // Use a separate image manager for our fake super partition.

    auto super_images = IImageManager::Open("ota/test/super", 10s);

    if (!super_images) {

        std::cerr << "Could not create image manager\n";

        return 1;

    }

    super_images_ = IImageManager::Open("ota/test/super", 10s);

    ASSERT_NE(nullptr, super_images_) << "Could not create image manager";



    // Clean up any old copy.

    DeleteBackingImage(super_images.get(), "fake-super");

    DeleteBackingImage(super_images_.get(), "fake-super");



    // Create and map the fake super partition.

    static constexpr int kImageFlags =

            IImageManager::CREATE_IMAGE_DEFAULT | IImageManager::CREATE_IMAGE_ZERO_FILL;

    if (!super_images->CreateBackingImage("fake-super", kSuperSize, kImageFlags)) {

        std::cerr << "Could not create fake super partition\n";

        return 1;

    }

    if (!super_images->MapImageDevice("fake-super", 10s, &fake_super)) {

        std::cerr << "Could not map fake super partition\n";

        return 1;

    }

    ASSERT_TRUE(super_images_->CreateBackingImage("fake-super", kSuperSize, kImageFlags))

            << "Could not create fake super partition";



    ASSERT_TRUE(super_images_->MapImageDevice("fake-super", 10s, &fake_super))

            << "Could not map fake super partition";

    test_device->set_fake_super(fake_super);

}



    auto result = RUN_ALL_TESTS();

void SnapshotTestEnvironment::TearDown() {

    RETURN_IF_NON_VIRTUAL_AB();

    if (super_images_ != nullptr) {

        DeleteBackingImage(super_images_.get(), "fake-super");

    }

}



    DeleteBackingImage(super_images.get(), "fake-super");

}  // namespace snapshot

}  // namespace android



    return result;

int main(int argc, char** argv) {

    ::testing::InitGoogleTest(&argc, argv);

    ::testing::AddGlobalTestEnvironment(new ::android::snapshot::SnapshotTestEnvironment());

    return RUN_ALL_TESTS();

}

fs_mgr/libsnapshot/test_helpers.cpp

+5 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 


#include <android-base/file.h>

#include <android-base/logging.h>

#include <android-base/properties.h>

#include <android-base/strings.h>

#include <android-base/unique_fd.h>

#include <gtest/gtest.h>
@@ -241,5 +242,9 @@ uint64_t LowSpaceUserdata::bsize() const { 
    return bsize_;

}



bool IsVirtualAbEnabled() {

    return android::base::GetBoolProperty("ro.virtual_ab.enabled", false);

}



}  // namespace snapshot

}  // namespace android