Add a remote test for downloading remote outputs after benign re-execution.

Add a test which showcases that change-pruning of `ActionExecutionValue` for identical outputs changing from local to remote would be problematic when only downloading top-level outputs.

PiperOrigin-RevId: 438169208

src/test/shell/bazel/remote/remote_execution_test.sh

diff --git a/src/test/shell/bazel/remote/remote_execution_test.sh b/src/test/shell/bazel/remote/remote_execution_test.sh
index a1afb96..d2c0c99 100755
--- a/src/test/shell/bazel/remote/remote_execution_test.sh
+++ b/src/test/shell/bazel/remote/remote_execution_test.sh
@@ -3389,6 +3389,40 @@
     //a:consumer >& $TEST_log || fail "Failed to build without remote cache"
 }
 
+function test_download_top_level_remote_execution_after_local_fetches_inputs() {
+  if [[ "$PLATFORM" == "darwin" ]]; then
+    # TODO(b/37355380): This test is disabled due to RemoteWorker not supporting
+    # setting SDKROOT and DEVELOPER_DIR appropriately, as is required of
+    # action executors in order to select the appropriate Xcode toolchain.
+    return 0
+  fi
+  mkdir a
+  cat > a/BUILD <<'EOF'
+genrule(name="dep", srcs=["not_used"], outs=["dep.c"], cmd="touch $@")
+cc_library(name="foo", srcs=["dep.c"])
+EOF
+  echo hello > a/not_used
+  bazel build \
+      --experimental_ui_debug_all_events \
+      --remote_executor=grpc://localhost:"${worker_port}" \
+      --remote_download_toplevel \
+      --genrule_strategy=local \
+      //a:dep >& "${TEST_log}" || fail "Expected success"
+  expect_log "START.*: \[.*\] Executing genrule //a:dep"
+
+  echo there > a/not_used
+  # Local compilation requires now remote dep.c to successfully download.
+  bazel build \
+      --experimental_ui_debug_all_events \
+      --remote_executor=grpc://localhost:"${worker_port}" \
+      --remote_download_toplevel \
+      --genrule_strategy=remote \
+      --strategy=CppCompile=local \
+      //a:foo >& "${TEST_log}" || fail "Expected success"
+
+  expect_log "START.*: \[.*\] Executing genrule //a:dep"
+}
+
 function test_uploader_respect_no_cache() {
   mkdir -p a
   cat > a/BUILD <<EOF