Merge branch 'stable-3.1' into stable-3.2

* stable-3.1:
  Bazel: Add always pass test to avoid boilerplate in the CI

Change-Id: I782cb45c06de1097948e941d2cc2dd0556effc52

tools/bzl/BUILD

@@ -3,3 +3,8 @@ exports_files([
     "test_empty.sh",
     "test_license.sh",
 ])
+
+sh_test(
+    name = "always_pass_test",
+    srcs = ["always_pass_test.sh"],
+)

tools/bzl/always_pass_test.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+#
+# Copyright (C) 2020 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This is a dummy test to put on the command line to avoid no tests
+# found outcome in `bazel test` command. See this upstream issue:
+# https://github.com/bazelbuild/bazel/issues/11465
+
+exit 0