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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This is a "No Compile Test" suite.
// http://dev.chromium.org/developers/testing/no-compile-tests
#include "base/task/task_traits.h"
namespace base {
constexpr TaskTraits traits = {MayBlock(), MayBlock()}; // expected-error {{constexpr variable 'traits' must be initialized by a constant expression}}
// expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
constexpr TaskTraits traits2 = {WithBaseSyncPrimitives(), // expected-error {{constexpr variable 'traits2' must be initialized by a constant expression}}
WithBaseSyncPrimitives()}; // expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
constexpr TaskTraits traits3 = {TaskPriority::BEST_EFFORT, // expected-error {{constexpr variable 'traits3' must be initialized by a constant expression}}
TaskPriority::USER_BLOCKING}; // expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
// expected-error@*:* {{type occurs more than once in type list}}
// Note: the three repetitions of "The traits bag contains multiple traits of
// the same type." is *not* an error. Writing this really does cause three
// occurrences of the same error message!
constexpr TaskTraits traits4 = {TaskShutdownBehavior::BLOCK_SHUTDOWN, // expected-error {{constexpr variable 'traits4' must be initialized by a constant expression}}
TaskShutdownBehavior::BLOCK_SHUTDOWN}; // expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
// expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
// expected-error@*:* {{type occurs more than once in type list}}
// expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
constexpr TaskTraits traits5 = {TaskShutdownBehavior::BLOCK_SHUTDOWN, // expected-error {{constexpr variable 'traits5' must be initialized by a constant expression}}
MayBlock(), // expected-error@base/traits_bag.h:* {{The traits bag contains multiple traits of the same type.}}
TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN}; // expected-error@*:* {{type occurs more than once in type list}}
constexpr TaskTraits traits6 = {TaskShutdownBehavior::BLOCK_SHUTDOWN, true}; // expected-error {{no matching constructor for initialization of 'const TaskTraits'}}
} // namespace base
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