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// Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors
// Licensed under the MIT License:
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
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#include "common.h"
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#include <kj/compat/gtest.h>
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#include <kj/string.h>
#include <kj/debug.h>
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#include <capnp/test.capnp.h>
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#if HAVE_CONFIG_H
#include "config.h"
#endif

namespace capnp {
namespace {

TEST(Common, Version) {
#ifdef VERSION
  auto expectedVersion =
      kj::str(CAPNP_VERSION_MAJOR, '.', CAPNP_VERSION_MINOR, '.', CAPNP_VERSION_MICRO);
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  auto devVersion =
      kj::str(CAPNP_VERSION_MAJOR, '.', CAPNP_VERSION_MINOR, "-dev");
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  kj::StringPtr actualVersion = VERSION;
  KJ_ASSERT(actualVersion == expectedVersion ||
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            actualVersion.startsWith(kj::str(expectedVersion, '-')) ||
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            actualVersion.startsWith(kj::str(expectedVersion, '.')) ||
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            (actualVersion == devVersion && CAPNP_VERSION_MICRO == 0),
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            expectedVersion, actualVersion);
#endif
}

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struct ExampleStruct {
  struct _capnpPrivate {
    struct IsStruct;
  };
};
struct ExampleInterface {
  struct _capnpPrivate {
    struct IsInterface;
  };
};

static_assert(_::Kind_<ExampleStruct>::kind == Kind::STRUCT, "Kind SFINAE failed.");
static_assert(_::Kind_<ExampleInterface>::kind == Kind::INTERFACE, "Kind SFINAE failed.");

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// Test FromAnay<>
template <typename T, typename U>
struct EqualTypes_ { static constexpr bool value = false; };

template <typename T>
struct EqualTypes_<T, T> { static constexpr bool value = true; };

template <typename T, typename U>
inline constexpr bool equalTypes() { return EqualTypes_<T, U>::value; }

using capnproto_test::capnp::test::TestAllTypes;
using capnproto_test::capnp::test::TestInterface;

static_assert(equalTypes<FromAny<int>, int>(), "");
static_assert(equalTypes<FromAny<TestAllTypes::Reader>, TestAllTypes>(), "");
static_assert(equalTypes<FromAny<TestAllTypes::Builder>, TestAllTypes>(), "");
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#if !CAPNP_LITE
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static_assert(equalTypes<FromAny<TestAllTypes::Pipeline>, TestAllTypes>(), "");
static_assert(equalTypes<FromAny<TestInterface::Client>, TestInterface>(), "");
static_assert(equalTypes<FromAny<kj::Own<TestInterface::Server>>, TestInterface>(), "");
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#endif
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}  // namespace
}  // namespace capnp