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 <pfagerburg@google.com> Change-Id: I6ea780ee9e246c0bb8c35b8e0de4252431dabbff Reviewed-on: https://review.coreboot.org/c/coreboot/+/52444 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Jakub Czapiga <jacz@semihalf.com>
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@ -154,6 +154,15 @@ $(alltests): $$($$(@)-bin)
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rm -f $(testobj)/junit-$(subst /,_,$^).xml $(testobj)/$(subst /,_,$^).failed
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rm -f $(testobj)/junit-$(subst /,_,$^).xml $(testobj)/$(subst /,_,$^).failed
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-./$^ || echo failed > $(testobj)/$(subst /,_,$^).failed
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-./$^ || echo failed > $(testobj)/$(subst /,_,$^).failed
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.PHONY: coverage-unit-tests
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coverage-unit-tests: TEST_CFLAGS += --coverage
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coverage-unit-tests: TEST_LDFLAGS += --coverage
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coverage-unit-tests: clean-unit-tests unit-tests
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lcov -o $(testobj)/tests.info -c -d $(testobj) --exclude '*/$(testobj)/*'
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genhtml -q -o build/tests/coverage_rpt -t "coreboot unit tests" \
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-s $(testobj)/tests.info
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unit-tests: build-unit-tests run-unit-tests
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unit-tests: build-unit-tests run-unit-tests
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build-unit-tests: $(test-bins)
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build-unit-tests: $(test-bins)
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@ -185,9 +194,11 @@ list-unit-tests:
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help-unit-tests help::
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help-unit-tests help::
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@echo '*** coreboot unit-tests targets ***'
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@echo '*** coreboot unit-tests targets ***'
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@echo ' unit-tests - Run all unit-tests from tests/'
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@echo ' unit-tests - Run all unit-tests from tests/'
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@echo ' clean-unit-tests - Remove unit-tests build artifacts'
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@echo ' clean-unit-tests - Remove unit-tests build artifacts'
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@echo ' list-unit-tests - List all unit-tests'
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@echo ' list-unit-tests - List all unit-tests'
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@echo ' <unit-test> - Build and run single unit-test'
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@echo ' <unit-test> - Build and run single unit-test'
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@echo ' clean-<unit-test> - Remove single unit-test build artifacts'
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@echo ' clean-<unit-test> - Remove single unit-test build artifacts'
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@echo ' coverage-unit-tests - Build unit tests for code coverage and'
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@echo ' generate a code coverage report'
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@echo
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@echo
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