Run the test suite on Linux with --profiler (#207)

Author: brianquinlan

.github/workflows/io_file.yml

@@ -48,6 +48,17 @@ jobs:
 
       - run: dart test --test-randomize-ordering-seed=random --platform vm
 
+  profile-vm-test:
+    # Ensure that the tests pass when run under the profiler (which sends
+    # SIG_PROF on Linux).
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+      - uses: dart-lang/setup-dart@e51d8e571e22473a2ddebf0ef8a2123f0ab2c02c
+        with:
+          sdk: stable
+      - run: dart --profiler --profile_period=50 test --test-randomize-ordering-seed=random --platform vm
+
   desktop-vm-benchmark:
     strategy:
       fail-fast: false