Merge "Test: Fail DoHFFITest.SmokeTest if no network has connectivity"

TEST_F(DoHFFITest, SmokeTest) {

    getNetworkForDns(&dnsNetId);

    if (dnsNetId < MINIMAL_NET_ID) {

        GTEST_SKIP() << "No available networks";

    }

    ASSERT_GE(dnsNetId, MINIMAL_NET_ID) << "No available networks";

    LOG(INFO) << "dnsNetId: " << dnsNetId;

    const bool have_ipv4 = haveIpv4();

    const bool have_ipv6 = haveIpv6();

    if (!have_ipv4 && !have_ipv6) {

        GTEST_SKIP() << "No connectivity on network " << dnsNetId;

    }

    ASSERT_TRUE(have_ipv4 | have_ipv6) << "No connectivity on network " << dnsNetId;

    const static char* server_ip = have_ipv6 ? GOOGLE_SERVER_IPV6 : GOOGLE_SERVER_IP;

    auto validation_cb = [](uint32_t netId, bool success, const char* ip_addr, const char* host) {

        EXPECT_EQ(netId, dnsNetId);

        EXPECT_TRUE(success);