test/base/SubProcessTest.cpp


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#include "cru/base/SubProcess.h"

#include <catch2/catch_test_macros.hpp>

using cru::SubProcess;

TEST_CASE("SubProcess", "[subprocess]") {
#ifdef _WIN32
  SKIP("SubProcess is not implemented on Windows for now.");
#endif

  SECTION("echo should work.") {
    SubProcess process =
        SubProcess::Create(CRU_TEST_HELPER_ECHO_LOCATION, {"abc"});
    process.Wait();
    REQUIRE(process.GetExitResult().IsSuccess());
    auto output = process.GetStdoutStream()->ReadToEndAsUtf8String();
    REQUIRE(output == "abc");
  }

  SECTION("tee should work.") {
    constexpr auto str = "abc";
    SubProcess process = SubProcess::Create(CRU_TEST_HELPER_TEE_LOCATION);
    process.GetStdinStream()->Write(str, 3);
    process.GetStdinStream()->Close();
    process.Wait();
    REQUIRE(process.GetExitResult().IsSuccess());
    auto output = process.GetStdoutStream()->ReadToEndAsUtf8String();
    REQUIRE(output == "abc");
  }
}