From 47bd8021e7a51b21073ce460330ce25096b8e076 Mon Sep 17 00:00:00 2001 From: Ian Rogers Date: Wed, 3 Nov 2021 23:41:52 -0700 Subject: [PATCH] perf test: Add helper functions for abstraction. Abstract certain test features so that they can be refactored in later changes. No functional change. Signed-off-by: Ian Rogers Tested-by: Sohaib Mohamed Acked-by: Jiri Olsa Cc: Alexander Shishkin Cc: Brendan Higgins Cc: Daniel Latypov Cc: David Gow Cc: Ingo Molnar Cc: Jin Yao Cc: John Garry Cc: Mark Rutland Cc: Namhyung Kim Cc: Paul Clarke Cc: Peter Zijlstra Cc: Stephane Eranian Link: https://lore.kernel.org/r/20211104064208.3156807-7-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/builtin-test.c | 94 +++++++++++++++++++++++---------- tools/perf/tests/tests.h | 6 ++- 2 files changed, 71 insertions(+), 29 deletions(-) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 7d52e2eb81477..96eb486ffbc91 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -115,6 +115,45 @@ static struct test_suite **tests[] = { arch_tests, }; +static int num_subtests(const struct test_suite *t) +{ + if (t->subtest.get_nr) + return t->subtest.get_nr(); + + return 0; +} + +static bool has_subtests(const struct test_suite *t) +{ + return t->subtest.get_nr || num_subtests(t) > 1; +} + +static const char *skip_reason(const struct test_suite *t, int subtest) +{ + if (t->subtest.skip_reason) + return t->subtest.skip_reason(subtest); + + return NULL; +} + +static const char *test_description(const struct test_suite *t, int subtest) +{ + if (subtest < 0 || !t->subtest.get_desc) + return t->desc; + + return t->subtest.get_desc(subtest); +} + +static bool is_supported(const struct test_suite *t) +{ + return !t->is_supported || t->is_supported(); +} + +static test_fnptr test_function(const struct test_suite *t, int subtest __maybe_unused) +{ + return t->func; +} + static bool perf_test__matches(const char *desc, int curr, int argc, const char *argv[]) { int i; @@ -171,7 +210,7 @@ static int run_test(struct test_suite *test, int subtest) } } - err = test->func(test, subtest); + err = test_function(test, subtest)(test, subtest); if (!dont_fork) exit(err); } @@ -208,7 +247,7 @@ static int test_and_print(struct test_suite *t, bool force_skip, int subtest) err = TEST_SKIP; } - if (!t->subtest.get_nr) + if (!has_subtests(t)) pr_debug("%s:", t->desc); else pr_debug("%s subtest %d:", t->desc, subtest + 1); @@ -218,11 +257,10 @@ static int test_and_print(struct test_suite *t, bool force_skip, int subtest) pr_info(" Ok\n"); break; case TEST_SKIP: { - const char *skip_reason = NULL; - if (t->subtest.skip_reason) - skip_reason = t->subtest.skip_reason(subtest); - if (skip_reason) - color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip (%s)\n", skip_reason); + const char *reason = skip_reason(t, subtest); + + if (reason) + color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip (%s)\n", reason); else color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip\n"); } @@ -397,7 +435,7 @@ static int __cmd_test(int argc, const char *argv[], struct intlist *skiplist) int width = shell_tests__max_desc_width(); for_each_test(j, k, t) { - int len = strlen(t->desc); + int len = strlen(test_description(t, -1)); if (width < len) width = len; @@ -407,17 +445,15 @@ static int __cmd_test(int argc, const char *argv[], struct intlist *skiplist) int curr = i++, err; int subi; - if (!perf_test__matches(t->desc, curr, argc, argv)) { + if (!perf_test__matches(test_description(t, -1), curr, argc, argv)) { bool skip = true; int subn; - if (!t->subtest.get_nr) - continue; - - subn = t->subtest.get_nr(); + subn = num_subtests(t); for (subi = 0; subi < subn; subi++) { - if (perf_test__matches(t->subtest.get_desc(subi), curr, argc, argv)) + if (perf_test__matches(test_description(t, subi), + curr, argc, argv)) skip = false; } @@ -425,22 +461,23 @@ static int __cmd_test(int argc, const char *argv[], struct intlist *skiplist) continue; } - if (t->is_supported && !t->is_supported()) { - pr_debug("%2d: %-*s: Disabled\n", i, width, t->desc); + if (!is_supported(t)) { + pr_debug("%2d: %-*s: Disabled\n", i, width, + test_description(t, -1)); continue; } - pr_info("%2d: %-*s:", i, width, t->desc); + pr_info("%2d: %-*s:", i, width, test_description(t, -1)); if (intlist__find(skiplist, i)) { color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip (user override)\n"); continue; } - if (!t->subtest.get_nr) { + if (!has_subtests(t)) { test_and_print(t, false, -1); } else { - int subn = t->subtest.get_nr(); + int subn = num_subtests(t); /* * minus 2 to align with normal testcases. * For subtest we print additional '.x' in number. @@ -460,18 +497,19 @@ static int __cmd_test(int argc, const char *argv[], struct intlist *skiplist) pr_info("\n"); for (subi = 0; subi < subn; subi++) { - int len = strlen(t->subtest.get_desc(subi)); + int len = strlen(test_description(t, subi)); if (subw < len) subw = len; } for (subi = 0; subi < subn; subi++) { - if (!perf_test__matches(t->subtest.get_desc(subi), curr, argc, argv)) + if (!perf_test__matches(test_description(t, subi), + curr, argc, argv)) continue; pr_info("%2d.%1d: %-*s:", i, subi + 1, subw, - t->subtest.get_desc(subi)); + test_description(t, subi)); err = test_and_print(t, skip, subi); if (err != TEST_OK && t->subtest.skip_if_fail) skip = true; @@ -526,19 +564,19 @@ static int perf_test__list(int argc, const char **argv) for_each_test(j, k, t) { int curr = i++; - if (!perf_test__matches(t->desc, curr, argc, argv) || - (t->is_supported && !t->is_supported())) + if (!perf_test__matches(test_description(t, -1), curr, argc, argv) || + !is_supported(t)) continue; - pr_info("%2d: %s\n", i, t->desc); + pr_info("%2d: %s\n", i, test_description(t, -1)); - if (t->subtest.get_nr) { - int subn = t->subtest.get_nr(); + if (has_subtests(t)) { + int subn = num_subtests(t); int subi; for (subi = 0; subi < subn; subi++) pr_info("%2d:%1d: %s\n", i, subi + 1, - t->subtest.get_desc(subi)); + test_description(t, subi)); } } diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index c95b0de9f8224..5139e24973ccc 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -27,9 +27,13 @@ enum { TEST_SKIP = -2, }; +struct test_suite; + +typedef int (*test_fnptr)(struct test_suite *, int); + struct test_suite { const char *desc; - int (*func)(struct test_suite *test, int subtest); + test_fnptr func; struct { bool skip_if_fail; int (*get_nr)(void); -- 2.39.5