From 045fbf138acafc9af6520c5067837210efd7dc49 Mon Sep 17 00:00:00 2001 From: Paul Fagerburg Date: Fri, 16 Apr 2021 11:36:25 -0600 Subject: [PATCH] tests: enable code coverage for unit tests Add a new `coverage-unit-tests` make target that builds the unit tests for code coverage, runs the tests, and generates a coverage report. Signed-off-by: Paul Fagerburg Change-Id: I6ea780ee9e246c0bb8c35b8e0de4252431dabbff Reviewed-on: https://review.coreboot.org/c/coreboot/+/52444 Tested-by: build bot (Jenkins) Reviewed-by: Jakub Czapiga --- tests/Makefile.inc | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/tests/Makefile.inc b/tests/Makefile.inc index fd3cd9f8d1..44e3c69618 100644 --- a/tests/Makefile.inc +++ b/tests/Makefile.inc @@ -154,6 +154,15 @@ $(alltests): $$($$(@)-bin) rm -f $(testobj)/junit-$(subst /,_,$^).xml $(testobj)/$(subst /,_,$^).failed -./$^ || echo failed > $(testobj)/$(subst /,_,$^).failed +.PHONY: coverage-unit-tests + +coverage-unit-tests: TEST_CFLAGS += --coverage +coverage-unit-tests: TEST_LDFLAGS += --coverage +coverage-unit-tests: clean-unit-tests unit-tests + lcov -o $(testobj)/tests.info -c -d $(testobj) --exclude '*/$(testobj)/*' + genhtml -q -o build/tests/coverage_rpt -t "coreboot unit tests" \ + -s $(testobj)/tests.info + unit-tests: build-unit-tests run-unit-tests build-unit-tests: $(test-bins) @@ -185,9 +194,11 @@ list-unit-tests: help-unit-tests help:: @echo '*** coreboot unit-tests targets ***' - @echo ' unit-tests - Run all unit-tests from tests/' - @echo ' clean-unit-tests - Remove unit-tests build artifacts' - @echo ' list-unit-tests - List all unit-tests' - @echo ' - Build and run single unit-test' - @echo ' clean- - Remove single unit-test build artifacts' + @echo ' unit-tests - Run all unit-tests from tests/' + @echo ' clean-unit-tests - Remove unit-tests build artifacts' + @echo ' list-unit-tests - List all unit-tests' + @echo ' - Build and run single unit-test' + @echo ' clean- - Remove single unit-test build artifacts' + @echo ' coverage-unit-tests - Build unit tests for code coverage and' + @echo ' generate a code coverage report' @echo