AsyncTest.cpp File Reference

#include <folly/executors/Async.h>
#include <folly/executors/ManualExecutor.h>
#include <folly/portability/GTest.h>
#include <memory>

Go to the source code of this file.

Functions
	TEST (AsyncFunc, manual_executor)
	TEST (AsyncFunc, value_lambda)
	TEST (AsyncFunc, void_lambda)
	TEST (AsyncFunc, moveonly_lambda)

Function Documentation

TEST	(	AsyncFunc	,
		manual_executor
	)

Definition at line 25 of file AsyncTest.cpp.

References folly::async(), EXPECT_EQ, EXPECT_FALSE, f, folly::getCPUExecutor(), and folly::setCPUExecutor().

                                 {
  auto x = std::make_shared<ManualExecutor>();
  auto oldX = getCPUExecutor();
  setCPUExecutor(x);
  auto f = async([] { return 42; });
  EXPECT_FALSE(f.isReady());
  x->run();
  EXPECT_EQ(42, f.value());
  setCPUExecutor(oldX);
}

TEST	(	AsyncFunc	,
		value_lambda
	)

Definition at line 36 of file AsyncTest.cpp.

References folly::async(), EXPECT_EQ, and folly::gen::move.

                              {
  auto lambda = [] { return 42; };
  auto future = async(lambda);
  EXPECT_EQ(42, std::move(future).get());
}

TEST	(	AsyncFunc	,
		void_lambda
	)

Definition at line 42 of file AsyncTest.cpp.

References folly::async(), EXPECT_EQ, and folly::gen::move.

                             {
  auto lambda = [] { /*do something*/ return; };
  auto future = async(lambda);
  // Futures with a void returning function, return Unit type
  EXPECT_EQ(typeid(Unit), typeid(std::move(future).get()));
}

TEST	(	AsyncFunc	,
		moveonly_lambda
	)

Definition at line 49 of file AsyncTest.cpp.

References folly::async(), EXPECT_EQ, and folly::gen::move.

                                 {
  auto lambda = [] { return std::make_unique<int>(42); };
  auto future = async(lambda);
  EXPECT_EQ(42, *std::move(future).get());
}