register tests if discovered via base retry on public commit

Summary: Register tests if discovered via base_retry, similar to continuous run. Useful if continuous run has not been scheduled for a while

Reviewed By: yfeldblum

Differential Revision: D86511630

fbshipit-source-id: 1a886162a4bdf434a2d8d669c810afdc5bd37d56

Author: ahornby

build/fbcode_builder/getdeps/builder.py

@@ -21,7 +21,7 @@
 from .copytree import simple_copytree
 from .dyndeps import create_dyn_dep_munger
 from .envfuncs import add_path_entry, Env, path_search
-from .fetcher import copy_if_different
+from .fetcher import copy_if_different, is_public_commit
 from .runcmd import run_cmd
 
 if typing.TYPE_CHECKING:
@@ -1013,7 +1013,13 @@ def list_tests():
                 )
             return tests
 
-        if schedule_type == "continuous" or schedule_type == "testwarden":
+        discover_like_continuous = False
+        if schedule_type == "continuous" or (
+            schedule_type == "base_retry" and is_public_commit(self.build_opts)
+        ):
+            discover_like_continuous = True
+
+        if discover_like_continuous or schedule_type == "testwarden":
             # for continuous and testwarden runs, disabling retry can give up
             # better signals for flaky tests.
             retry = 0
@@ -1065,7 +1071,7 @@ def list_tests():
 
                 if schedule_type == "diff":
                     runs.append(["--collection", "oss-diff", "--purpose", "diff"])
-                elif schedule_type == "continuous":
+                elif discover_like_continuous:
                     runs.append(
                         [
                             "--tag-new-tests",