1// Copyright 2017 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// This is a "No Compile Test" suite.
6// http://dev.chromium.org/developers/testing/no-compile-tests
7
8#include "base/feature_list.h"
9#include "base/metrics/field_trial_params.h"
10
11constexpr base::Feature kFeature{"NoCompileFeature"};
12
13enum Param { FOO, BAR };
14
15#if defined(NCTEST_NO_PARAM_TYPE)  // [r"too few template arguments"]
16
17constexpr base::FeatureParam<> kParam{
18  &kFeature, "Param"};
19
20#elif defined(NCTEST_VOID_PARAM_TYPE)  // [r"unsupported FeatureParam<> type"]
21
22constexpr base::FeatureParam<void> kParam{
23  &kFeature, "Param"};
24
25#elif defined(NCTEST_INVALID_PARAM_TYPE)  // [r"unsupported FeatureParam<> type"]
26
27constexpr base::FeatureParam<size_t> kParam{
28  &kFeature, "Param", 1u};
29
30#elif defined(NCTEST_ENUM_NULL_OPTIONS)  // [r"candidate template ignored: could not match"]
31
32constexpr base::FeatureParam<Param> kParam{
33  &kFeature, "Param", FOO, nullptr};
34
35#elif defined(NCTEST_ENUM_EMPTY_OPTIONS)  // [r"zero-length arrays are not permitted"]
36
37constexpr base::FeatureParam<Param>::Option kParamOptions[] = {};
38constexpr base::FeatureParam<Param> kParam{
39  &kFeature, "Param", FOO, &kParamOptions};
40
41#else
42
43void suppress_unused_variable_warning() {
44    (void)kFeature;
45}
46
47#endif
48