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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/perf/tests/expr.c | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/tests/expr.c')
-rw-r--r-- | tools/perf/tests/expr.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c new file mode 100644 index 000000000..4d0105195 --- /dev/null +++ b/tools/perf/tests/expr.c @@ -0,0 +1,88 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "util/debug.h" +#include "util/expr.h" +#include "tests.h" +#include <stdlib.h> +#include <string.h> +#include <linux/zalloc.h> + +static int test(struct expr_parse_ctx *ctx, const char *e, double val2) +{ + double val; + + if (expr__parse(&val, ctx, e, 1)) + TEST_ASSERT_VAL("parse test failed", 0); + TEST_ASSERT_VAL("unexpected value", val == val2); + return 0; +} + +int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused) +{ + struct expr_id_data *val_ptr; + const char *p; + double val; + int ret; + struct expr_parse_ctx ctx; + + expr__ctx_init(&ctx); + expr__add_id_val(&ctx, strdup("FOO"), 1); + expr__add_id_val(&ctx, strdup("BAR"), 2); + + ret = test(&ctx, "1+1", 2); + ret |= test(&ctx, "FOO+BAR", 3); + ret |= test(&ctx, "(BAR/2)%2", 1); + ret |= test(&ctx, "1 - -4", 5); + ret |= test(&ctx, "(FOO-1)*2 + (BAR/2)%2 - -4", 5); + ret |= test(&ctx, "1-1 | 1", 1); + ret |= test(&ctx, "1-1 & 1", 0); + ret |= test(&ctx, "min(1,2) + 1", 2); + ret |= test(&ctx, "max(1,2) + 1", 3); + ret |= test(&ctx, "1+1 if 3*4 else 0", 2); + ret |= test(&ctx, "1.1 + 2.1", 3.2); + ret |= test(&ctx, ".1 + 2.", 2.1); + ret |= test(&ctx, "d_ratio(1, 2)", 0.5); + ret |= test(&ctx, "d_ratio(2.5, 0)", 0); + ret |= test(&ctx, "1.1 < 2.2", 1); + ret |= test(&ctx, "2.2 > 1.1", 1); + ret |= test(&ctx, "1.1 < 1.1", 0); + ret |= test(&ctx, "2.2 > 2.2", 0); + ret |= test(&ctx, "2.2 < 1.1", 0); + ret |= test(&ctx, "1.1 > 2.2", 0); + + if (ret) + return ret; + + p = "FOO/0"; + ret = expr__parse(&val, &ctx, p, 1); + TEST_ASSERT_VAL("division by zero", ret == -1); + + p = "BAR/"; + ret = expr__parse(&val, &ctx, p, 1); + TEST_ASSERT_VAL("missing operand", ret == -1); + + expr__ctx_clear(&ctx); + TEST_ASSERT_VAL("find other", + expr__find_other("FOO + BAR + BAZ + BOZO", "FOO", + &ctx, 1) == 0); + TEST_ASSERT_VAL("find other", hashmap__size(&ctx.ids) == 3); + TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BAR", + (void **)&val_ptr)); + TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BAZ", + (void **)&val_ptr)); + TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BOZO", + (void **)&val_ptr)); + + expr__ctx_clear(&ctx); + TEST_ASSERT_VAL("find other", + expr__find_other("EVENT1\\,param\\=?@ + EVENT2\\,param\\=?@", + NULL, &ctx, 3) == 0); + TEST_ASSERT_VAL("find other", hashmap__size(&ctx.ids) == 2); + TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "EVENT1,param=3/", + (void **)&val_ptr)); + TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "EVENT2,param=3/", + (void **)&val_ptr)); + + expr__ctx_clear(&ctx); + + return 0; +} |