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#include "gtest/gtest.h"
#include "mozilla/Preferences.h"
#include "nsIHttpProtocolHandler.h"
#include "nsHttp.h"
namespace mozilla {
namespace net {
TEST(TestSupportAlpn, testSvcParamKeyAlpn)
{
Preferences::SetBool("network.http.http3.enabled", true);
// initialize gHttphandler.
nsCOMPtr<nsIHttpProtocolHandler> http =
do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http");
// h2 and h3 are enabled, so first appearance h3 alpn-id is returned.
nsTArray<nsCString> alpn = {"h3-28"_ns, "h3-27"_ns, "h2"_ns, "http/1.1"_ns};
Tuple<nsCString, bool> result = SelectAlpnFromAlpnList(alpn, false, false);
ASSERT_EQ(Get<0>(result), "h3-28"_ns);
ASSERT_EQ(Get<1>(result), true);
// We don't support h3-26, so we should choose h2.
alpn = {"h3-26"_ns, "h2"_ns, "http/1.1"_ns};
result = SelectAlpnFromAlpnList(alpn, false, false);
ASSERT_EQ(Get<0>(result), "h2"_ns);
ASSERT_EQ(Get<1>(result), false);
// h3 is disabled, so we will use h2.
alpn = {"h3-28"_ns, "h3-27"_ns, "h2"_ns, "http/1.1"_ns};
result = SelectAlpnFromAlpnList(alpn, false, true);
ASSERT_EQ(Get<0>(result), "h2"_ns);
ASSERT_EQ(Get<1>(result), false);
// h3 is disabled and h2 is not found, so we will select http/1.1.
alpn = {"h3-28"_ns, "h3-27"_ns, "http/1.1"_ns};
result = SelectAlpnFromAlpnList(alpn, false, true);
ASSERT_EQ(Get<0>(result), "http/1.1"_ns);
ASSERT_EQ(Get<1>(result), false);
// h3 and h2 are disabled, so we will select http/1.1.
alpn = {"h3-28"_ns, "h3-27"_ns, "h2"_ns, "http/1.1"_ns};
result = SelectAlpnFromAlpnList(alpn, true, true);
ASSERT_EQ(Get<0>(result), "http/1.1"_ns);
ASSERT_EQ(Get<1>(result), false);
// h3 and h2 are disabled and http1.1 is not found, we return an empty string.
alpn = {"h3-28"_ns, "h3-27"_ns, "h2"_ns};
result = SelectAlpnFromAlpnList(alpn, true, true);
ASSERT_EQ(Get<0>(result), ""_ns);
ASSERT_EQ(Get<1>(result), false);
// No supported alpn.
alpn = {"ftp"_ns, "h2c"_ns};
result = SelectAlpnFromAlpnList(alpn, true, true);
ASSERT_EQ(Get<0>(result), ""_ns);
ASSERT_EQ(Get<1>(result), false);
}
} // namespace net
} // namespace mozilla
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