iterate

Author: joshuarli

.github/workflows/backend_selective_testing.yml

@@ -45,7 +45,7 @@ jobs:
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
-          # fetching changed files in select-tests.py requires a full checkout for github.base_ref?
+          # fetching changed files in select-tests.py requires a full checkout?
           fetch-depth: 0
 
       # TODO: Replace with Gcloud download
@@ -64,7 +64,7 @@ jobs:
       - name: Select Tests
         id: select-tests
         env:
-          GITHUB_PR_BASE_REF: ${{ github.base_ref }}
+          GITHUB_PR_BASE_REF: ${{ ${{ github.event.pull_request.base.sha }} }}
           COVERAGE_DB_PATH: .coverage/.coverage.combined
         run: |
           python3 .github/workflows/scripts/select-tests.py

.github/workflows/scripts/calculate-backend-test-shards.py

@@ -11,10 +11,12 @@
 MAX_SHARDS = 22
 DEFAULT_SHARDS = 22
 
-PYTEST_IGNORED_FILES = [
+PYTEST_IGNORED_FILES = (
     # the pytest code itself is not part of the test suite but will be referenced by most tests
     "sentry/testutils/pytest/sentry.py",
-]
+)
+
+IGNORED_NODEIDS = ("tests/sentry/test_wsgi.py::test_wsgi_init",)
 
 
 def executed_lines(bitblob: bytes) -> set[int]:
@@ -68,6 +70,9 @@ def select_tests(coverage_db_path: str, changed_files: list[str]):
                     continue
 
                 test_nodeid = test_context.partition("|")[0]
+                if test_nodeid in IGNORED_NODEIDS:
+                    continue
+
                 test_nodeids.add(test_nodeid)
 
     return test_nodeids