b49d08fb01
The modular test framework relies on temp files and a multi-root file system. The uri of a script from this kind of tests uses a specific scheme we can use to identify it and allow the import in tests. Change-Id: I94f81bac3a920546f1d33186fb9d9ca555d6cf8c Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119301 Reviewed-by: Mark Zhou <markzipan@google.com> Commit-Queue: Nicholas Shahan <nshahan@google.com>