The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

74 lines
1.6 KiB

// Copyright 2021 gRPC authors.
//
// 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 "src/core/lib/promise/loop.h"
#include <stdint.h>
#include <utility>
#include "gtest/gtest.h"
#include "src/core/lib/promise/seq.h"
namespace grpc_core {
TEST(LoopTest, CountToFive) {
int i = 0;
Loop([&i]() -> LoopCtl<int> {
i++;
if (i < 5) return Continue();
return i;
})();
EXPECT_EQ(i, 5);
}
TEST(LoopTest, FactoryCountToFive) {
int i = 0;
Loop([&i]() {
return [&i]() -> LoopCtl<int> {
i++;
if (i < 5) return Continue();
return i;
};
})();
EXPECT_EQ(i, 5);
}
TEST(LoopTest, LoopOfSeq) {
auto x =
Loop(Seq([]() { return 42; }, [](int i) -> LoopCtl<int> { return i; }))();
EXPECT_EQ(x, Poll<int>(42));
}
TEST(LoopTest, CanAccessFactoryLambdaVariables) {
int i = 0;
auto x = Loop([p = &i]() {
return [q = &p]() -> Poll<LoopCtl<int>> {
++**q;
return Pending{};
};
});
auto y = std::move(x);
auto z = std::move(y);
z();
EXPECT_EQ(i, 1);
}
} // namespace grpc_core
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}