#
# Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
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# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#

ifndef _FIND_TESTS_GMK
_FIND_TESTS_GMK := 1

# This makefile can be called directly to just trigger generation of the cache
# makefile. If so, SPEC and MakeBase.gmk need to be included.
ifeq ($(FINDTESTS_STAND_ALONE), true)
  include $(SPEC)
  include MakeBase.gmk
endif

# Make sure this variable is not lazy evaled.
ALL_NAMED_TESTS :=

# Hook to include the corresponding custom file, if present.
$(eval $(call IncludeCustomExtension, common/FindTests.gmk))

# TEST_BASEDIRS might have been set by a custom extension
TEST_BASEDIRS += $(TOPDIR)/test $(TOPDIR)

# JTREG_TESTROOTS might have been set by a custom extension
JTREG_TESTROOTS += $(addprefix $(TOPDIR)/test/, hotspot/jtreg jdk langtools nashorn jaxp)

# Extract the names of the Jtreg group files from the TEST.ROOT files. The
# TEST.ROOT files being properties files can be interpreted as makefiles so
# use include to get at the contents instead of expensive shell calls. We are
# looking for the "groups" property in each file.
JTREG_ROOT_FILES := $(addsuffix /TEST.ROOT, $(JTREG_TESTROOTS))
JTREG_GROUP_FILES :=
$(foreach root, $(JTREG_TESTROOTS), \
  $(eval include $(root)/TEST.ROOT) \
  $(eval $(root)_JTREG_GROUP_FILES := $$(addprefix $(root)/, $$(groups))) \
  $(eval JTREG_GROUP_FILES += $$($(root)_JTREG_GROUP_FILES)) \
)

# Cache the expensive to calculate test names in a generated makefile.
FIND_TESTS_CACHE_FILE := $(MAKESUPPORT_OUTPUTDIR)/find-tests.gmk

# If this file is deemed outdated, it will automatically get regenerated
# by this rule before being included below.
$(FIND_TESTS_CACHE_FILE): $(JTREG_ROOT_FILES) $(JTREG_GROUP_FILES) \
    $(TOPDIR)/test/make/TestMake.gmk
	$(call MakeTargetDir)
	( $(foreach root, $(JTREG_TESTROOTS), \
	    $(PRINTF) "\n$(root)_JTREG_TEST_GROUPS := " ; \
	    $(SED) -n -e 's/^\#.*//g' -e 's/\([^ ]*\)\w*=.*/\1/gp' \
	      $($(root)_JTREG_GROUP_FILES) \
	      | $(SORT) -u | $(TR) '\n' ' ' ; \
	  ) \
	) > $@
	$(PRINTF) "\nMAKE_TEST_TARGETS := " >> $@
	$(MAKE) -s --no-print-directory $(MAKE_ARGS) \
	    SPEC=$(SPEC) -f $(TOPDIR)/test/make/TestMake.gmk print-targets \
	    TARGETS_FILE=$@

-include $(FIND_TESTS_CACHE_FILE)

# Create a list of all available Jtreg test groups in all components
JTREG_TEST_GROUPS += $(sort $(foreach root, $(JTREG_TESTROOTS), \
    $($(root)_JTREG_TEST_GROUPS)))

# Add Jtreg test groups to list of named tests (test groups, test list, etc)
# ALL_NAMED_TESTS might have been set by a custom extension
ALL_NAMED_TESTS += $(JTREG_TEST_GROUPS)

# Add the make test targets
ALL_NAMED_TESTS += $(addprefix make-, $(MAKE_TEST_TARGETS))

# Add Gtest
ALL_NAMED_TESTS += gtest

# Add microbenchmarks
ALL_NAMED_TESTS += micro

# Add special tests
ALL_NAMED_TESTS += failure-handler make

################################################################################

endif # _FIND_TESTS_GMK