Describe the bug, including details regarding any error messages, version, and platform.

The test introduced in #40237 failed on CI job ubuntu-cpp-emscripten. This is a failed run: https://github.com/ursacomputing/crossbow/actions/runs/8871520273/job/24354620994

Component(s)

C++