blob: 5ecfb888dade7949b4a6b0edb39b520c2961eb0f [file] [log] [blame]
#!/usr/bin/env python3
# Copyright 2016 Google Inc. 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.
from absl.testing import parameterized
from fruit_test_common import *
COMMON_DEFINITIONS = '''
#define IN_FRUIT_CPP_FILE 1
#include "meta/common.h"
#include <fruit/impl/meta/vector.h>
#include <vector>
struct A {};
struct B {};
struct C {};
struct Select1st {
template <typename T, typename U>
struct apply {
using type = T;
};
};
struct Select2nd {
template <typename T, typename U>
struct apply {
using type = U;
};
};
'''
class TestBasics(parameterized.TestCase):
def test_ImplicitCall(self):
source = '''
int main() {
AssertSameType(Type<int>, Id<Select1st(Type<int>, Type<float>)>);
AssertSameType(Type<float>, Id<Select2nd(Type<int>, Type<float>)>);
AssertSameType(Type<int>, Id<Select1st(Type<int>, Type<float>)>);
AssertSameType(Type<float>, Id<Select2nd(Type<int>, Type<float>)>);
}
'''
expect_success(
COMMON_DEFINITIONS,
source,
locals())
def test_Call(self):
source = '''
int main() {
AssertSameType(Type<int>, Id<Call(Select1st, Type<int>, Type<float>)>);
AssertSameType(Type<float>, Id<Call(Select2nd, Type<int>, Type<float>)>);
AssertSameType(Type<int>, Id<Call(Select1st, Type<int>, Type<float>)>);
AssertSameType(Type<float>, Id<Call(Select2nd, Type<int>, Type<float>)>);
}
'''
expect_success(
COMMON_DEFINITIONS,
source,
locals())
def test_DeferArgs(self):
source = '''
int main() {
AssertSameType(Type<int>, Id<Call(Id<Call(Id<DeferArgs(Select1st)>, Type<int>)>, Type<float>)>);
AssertSameType(Type<float>, Id<Call(Id<Call(Id<DeferArgs(Select2nd)>, Type<int>)>, Type<float>)>);
AssertSameType(Type<int>, Id<Call(Id<Call(Id<DeferArgs(Select1st)>, Type<int>)>, Type<float>)>);
AssertSameType(Type<float>, Id<Call(Id<Call(Id<DeferArgs(Select2nd)>, Type<int>)>, Type<float>)>);
}
'''
expect_success(
COMMON_DEFINITIONS,
source,
locals())
if __name__ == '__main__':
absltest.main()