vendor_suffix_test.cpp


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#include <link.h>

#include <string>
#include <vector>

#include <android-base/stringprintf.h>

#include <gtest/gtest.h>

#include <google/protobuf/message_lite.h>

TEST(vendor_suffix, suffix) {
    std::vector<std::string> libs;
    dl_iterate_phdr([](dl_phdr_info* info, size_t, void* data) -> int {
        auto local_libs = static_cast<decltype(&libs)>(data);
        std::string name = info->dlpi_name;
        size_t libprotobuf = name.find("libprotobuf-cpp");
        if (libprotobuf != name.npos) {
            local_libs->push_back(name.substr(libprotobuf, name.size()));
        }
        return 0;
    }, &libs);

    std::sort(libs.begin(), libs.end());

    std::string version = android::base::StringPrintf("-%d.%d.%d",
       GOOGLE_PROTOBUF_VERSION / 1000000,
       GOOGLE_PROTOBUF_VERSION / 1000 % 1000,
       GOOGLE_PROTOBUF_VERSION % 1000);

    std::string suffix = GOOGLE_PROTOBUF_VERSION_SUFFIX;
    if (suffix != "") {
        version += "-" + suffix;
    }

    std::vector<std::string> expect = {
        "libprotobuf-cpp-full" + version + ".so",
        "libprotobuf-cpp-lite" + version + ".so",
    };

    ASSERT_EQ(expect, libs);
}