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selftests/bpf: Support multiple tests per file

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Revamp how test discovery works for test_progs and allow multiple test
entries per file. Any global void function with no arguments and
serial_test_ or test_ prefix is considered a test.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20211022223228.99920-3-andrii@kernel.org
This commit is contained in:
Andrii Nakryiko 2021-10-22 15:32:26 -07:00 committed by Alexei Starovoitov
parent 6972dc3b87
commit 8ea688e7f4
1 changed files with 3 additions and 4 deletions
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7
tools/testing/selftests/bpf/Makefile
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@ -421,10 +421,9 @@ ifeq ($($(TRUNNER_TESTS_DIR)-tests-hdr),)
$(TRUNNER_TESTS_DIR)-tests-hdr := y
$(TRUNNER_TESTS_HDR): $(TRUNNER_TESTS_DIR)/*.c
$$(call msg,TEST-HDR,$(TRUNNER_BINARY),$$@)
$$(shell ( cd $(TRUNNER_TESTS_DIR); \
echo '/* Generated header, do not edit */'; \
ls *.c 2> /dev/null | \
sed -e 's@\([^\.]*\)\.c@DEFINE_TEST(\1)@'; \
$$(shell (echo '/* Generated header, do not edit */'; \
sed -n -E 's/^void (serial_)?test_([a-zA-Z0-9_]+)\((void)?\).*/DEFINE_TEST(\2)/p' \
$(TRUNNER_TESTS_DIR)/*.c | sort ; \
) > $$@)
endif