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Commit 0f64d57d authored by Jing Ji's avatar Jing Ji
Browse files

Add test to the BpBinder::getBinderProxyCount 

Ignore-AOSP-First: Will merge along with the previous CL

Bug: 298314844
Test: atest BinderLibTest#BinderProxyCount
Change-Id: I97bbb5b7560f36294718ce22015079bc4f96ba22
parent 147643b2

libs/binder/tests/binderLibTest.cpp

+30 −0
Original line number Diff line number Diff line
@@ -1441,6 +1441,36 @@ TEST_F(BinderLibTest, HangingServices) { 
    EXPECT_GE(epochMsAfter, epochMsBefore + delay);

}



TEST_F(BinderLibTest, BinderProxyCount) {

    Parcel data, reply;

    sp<IBinder> server = addServer();

    ASSERT_NE(server, nullptr);



    uint32_t initialCount = BpBinder::getBinderProxyCount();

    size_t iterations = 100;

    {

        uint32_t count = initialCount;

        std::vector<sp<IBinder> > proxies;

        sp<IBinder> proxy;

        // Create binder proxies and verify the count.

        for (size_t i = 0; i < iterations; i++) {

            ASSERT_THAT(server->transact(BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION, data, &reply),

                        StatusEq(NO_ERROR));

            proxies.push_back(reply.readStrongBinder());

            EXPECT_EQ(BpBinder::getBinderProxyCount(), ++count);

        }

        // Remove every other one and verify the count.

        auto it = proxies.begin();

        for (size_t i = 0; it != proxies.end(); i++) {

            if (i % 2 == 0) {

                it = proxies.erase(it);

                EXPECT_EQ(BpBinder::getBinderProxyCount(), --count);

            }

        }

    }

    EXPECT_EQ(BpBinder::getBinderProxyCount(), initialCount);

}



class BinderLibRpcTestBase : public BinderLibTest {

public:

    void SetUp() override {