1 files changed, 2 insertions, 0 deletions
diff --git a/test/common/SubProcessTest.cpp b/test/common/SubProcessTest.cpp
index f2df2142..e42ee943 100644
--- a/test/common/SubProcessTest.cpp
+++ b/test/common/SubProcessTest.cpp
@@ -7,6 +7,8 @@ using cru::SubProcess;
 TEST_CASE("SubProcess", "[subprocess]") {
   SECTION("should work.") {
     SubProcess process = SubProcess::Create(u"echo", {u"abc"});
+    process.Wait();
+    REQUIRE(process.GetExitResult().IsSuccess());
     auto output = process.GetStdoutStream()->ReadToEndAsUtf8String();
     REQUIRE(output == u"abc\n");
   }