Create a new test zip for hostside unittest

Bug: 172006742
Test: m
Change-Id: Idb82b508d3c49d19f1a76de4311bc0616e1ffa49

core/main.mk

@@ -895,7 +895,7 @@ endef
 # Scan all modules in general-tests, device-tests and other selected suites and
 # flatten the shared library dependencies.
 define update-host-shared-libs-deps-for-suites
-$(foreach suite,general-tests device-tests vts art-host-tests,\
+$(foreach suite,general-tests device-tests vts art-host-tests host-unit-tests,\
   $(foreach m,$(COMPATIBILITY.$(suite).MODULES),\
     $(eval my_deps := $(call get-all-shared-libs-deps,$(m)))\
     $(foreach dep,$(my_deps),\

core/tasks/host-unit-tests.mk

@@ -0,0 +1,50 @@
+# 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.
+
+# `host-unit-tests` shall only include hostside unittest that don't require a device to run. Tests
+# included will be run as part of presubmit check.
+# To add tests to the suite, do one of the following:
+# * For test modules configured with Android.bp, set attribute `test_options: { unit_test: true }`
+# * For test modules configured with mk, set `LOCAL_IS_UNIT_TEST := true`
+.PHONY: host-unit-tests
+
+intermediates_dir := $(call intermediates-dir-for,PACKAGING,host-unit-tests)
+host_unit_tests_zip := $(PRODUCT_OUT)/host-unit-tests.zip
+# Get the hostside libraries to be packaged in the test zip. Unlike
+# device-tests.mk or general-tests.mk, the files are not copied to the
+# testcases directory.
+my_host_shared_lib_for_host_unit_tests := $(foreach f,$(COMPATIBILITY.host-unit-tests.HOST_SHARED_LIBRARY.FILES),$(strip \
+    $(eval _cmf_tuple := $(subst :, ,$(f))) \
+    $(eval _cmf_src := $(word 1,$(_cmf_tuple))) \
+    $(_cmf_src)))
+
+$(host_unit_tests_zip) : PRIVATE_HOST_SHARED_LIBS := $(my_host_shared_lib_for_host_unit_tests)
+
+$(host_unit_tests_zip) : $(COMPATIBILITY.host-unit-tests.FILES) $(my_host_shared_lib_for_host_unit_tests) $(SOONG_ZIP)
+	echo $(sort $(COMPATIBILITY.host-unit-tests.FILES)) | tr " " "\n" > $@.list
+	grep $(HOST_OUT_TESTCASES) $@.list > $@-host.list || true
+	echo "" >> $@-host-libs.list
+	$(hide) for shared_lib in $(PRIVATE_HOST_SHARED_LIBS); do \
+	  echo $$shared_lib >> $@-host-libs.list; \
+	done
+	grep $(TARGET_OUT_TESTCASES) $@.list > $@-target.list || true
+	$(hide) $(SOONG_ZIP) -d -o $@ -P host -C $(HOST_OUT) -l $@-host.list \
+	  -P target -C $(PRODUCT_OUT) -l $@-target.list \
+	  -P host/testcases -C $(HOST_OUT) -l $@-host-libs.list
+	rm -f $@.list $@-host.list $@-target.list $@-host-libs.list
+
+host-unit-tests: $(host_unit_tests_zip)
+$(call dist-for-goals, host-unit-tests, $(host_unit_tests_zip))
+
+tests: host-unit-tests