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socket_resolve_test.cc
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socket_resolve_test.cc
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// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <utility>
#include "starboard/common/log.h"
#include "starboard/common/socket.h"
#include "starboard/common/string.h"
#include "starboard/nplb/socket_helpers.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace starboard {
namespace nplb {
namespace {
class SbSocketResolveTest
: public ::testing::TestWithParam<
std::pair<SbSocketResolveFilter, SbSocketAddressType> > {
public:
SbSocketResolveFilter GetResolveFilter() { return GetParam().first; }
SbSocketAddressType GetAddressType() { return GetParam().second; }
};
// This is to use NULL in asserts, which otherwise complain about long
// vs. pointer type.
const void* kNull = NULL;
// A random host name to use to test DNS resolution.
const char kTestHostName[] = "www.example.com";
const char kLocalhost[] = "localhost";
#define LOG_ADDRESS(i) "In returned address #" << (i)
TEST_F(SbSocketResolveTest, SunnyDay) {
SbSocketResolution* resolution = SbSocketResolve(kTestHostName, 0);
ASSERT_NE(kNull, resolution);
EXPECT_LT(0, resolution->address_count);
EXPECT_NE(kNull, resolution->addresses);
for (int i = 0; i < resolution->address_count; ++i) {
const SbSocketAddress& address = resolution->addresses[i];
EXPECT_TRUE(address.type == kSbSocketAddressTypeIpv4 ||
address.type == kSbSocketAddressTypeIpv6)
<< LOG_ADDRESS(i);
EXPECT_FALSE(IsUnspecified(&address)) << LOG_ADDRESS(i);
}
SbSocketFreeResolution(resolution);
}
TEST_P(SbSocketResolveTest, Localhost) {
SbSocketResolution* resolution =
SbSocketResolve(kLocalhost, GetResolveFilter());
ASSERT_NE(kNull, resolution);
EXPECT_LT(0, resolution->address_count);
EXPECT_NE(kNull, resolution->addresses);
for (int i = 0; i < resolution->address_count; ++i) {
const SbSocketAddress& address = resolution->addresses[i];
EXPECT_TRUE(address.type == kSbSocketAddressTypeIpv4 ||
address.type == kSbSocketAddressTypeIpv6)
<< LOG_ADDRESS(i);
EXPECT_TRUE(IsLocalhost(&address)) << LOG_ADDRESS(i);
EXPECT_FALSE(IsUnspecified(&address)) << LOG_ADDRESS(i);
}
SbSocketFreeResolution(resolution);
}
TEST_P(SbSocketResolveTest, SunnyDayFiltered) {
SbSocketResolution* resolution =
SbSocketResolve(kTestHostName, GetResolveFilter());
ASSERT_NE(kNull, resolution);
EXPECT_LT(0, resolution->address_count);
EXPECT_NE(kNull, resolution->addresses);
for (int i = 0; i < resolution->address_count; ++i) {
const SbSocketAddress& address = resolution->addresses[i];
EXPECT_EQ(GetAddressType(), address.type) << LOG_ADDRESS(i);
}
SbSocketFreeResolution(resolution);
}
TEST_F(SbSocketResolveTest, IgnoreExtraBits) {
// Even with this extra bit set, the resolution should come out the same.
SbSocketResolution* resolution1 = SbSocketResolve(kTestHostName, 1 << 14);
SbSocketResolution* resolution2 = SbSocketResolve(kTestHostName, 0);
ASSERT_NE(kNull, resolution1);
ASSERT_NE(kNull, resolution2);
EXPECT_LT(0, resolution2->address_count);
EXPECT_EQ(resolution2->address_count, resolution1->address_count);
EXPECT_NE(kNull, resolution1->addresses);
EXPECT_NE(kNull, resolution2->addresses);
SbSocketFreeResolution(resolution1);
SbSocketFreeResolution(resolution2);
}
TEST_F(SbSocketResolveTest, RainyDayNullHostname) {
SbSocketResolution* resolution = SbSocketResolve(NULL, 0);
ASSERT_EQ(kNull, resolution);
}
#if SB_HAS(IPV6)
INSTANTIATE_TEST_CASE_P(
SbSocketAddressTypes,
SbSocketResolveTest,
::testing::Values(
std::make_pair(kSbSocketResolveFilterIpv4, kSbSocketAddressTypeIpv4),
std::make_pair(kSbSocketResolveFilterIpv6, kSbSocketAddressTypeIpv6)),
GetSbSocketFilterAddressTypePairName);
#else
INSTANTIATE_TEST_CASE_P(
SbSocketAddressTypes,
SbSocketResolveTest,
::testing::Values(std::make_pair(kSbSocketResolveFilterIpv4,
kSbSocketAddressTypeIpv4)),
GetSbSocketFilterAddressTypePairName);
#endif
} // namespace
} // namespace nplb
} // namespace starboard