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SubjectRe: [PATCH v7 4/6] perf/tools: Enhance JSON/metric infrastructure to handle "?"
On Fri, Mar 27, 2020 at 03:55:26PM +0530, Kajol Jain wrote:

SNIP

> diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c
> index ea10fc4412c4..516504cf0ea5 100644
> --- a/tools/perf/tests/expr.c
> +++ b/tools/perf/tests/expr.c
> @@ -10,7 +10,7 @@ static int test(struct expr_parse_ctx *ctx, const char *e, double val2)
> {
> double val;
>
> - if (expr__parse(&val, ctx, e))
> + if (expr__parse(&val, ctx, e, 1))
> TEST_ASSERT_VAL("parse test failed", 0);
> TEST_ASSERT_VAL("unexpected value", val == val2);
> return 0;
> @@ -44,15 +44,15 @@ int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
> return ret;
>
> p = "FOO/0";
> - ret = expr__parse(&val, &ctx, p);
> + ret = expr__parse(&val, &ctx, p, 1);
> TEST_ASSERT_VAL("division by zero", ret == -1);
>
> p = "BAR/";
> - ret = expr__parse(&val, &ctx, p);
> + ret = expr__parse(&val, &ctx, p, 1);
> TEST_ASSERT_VAL("missing operand", ret == -1);
>
> TEST_ASSERT_VAL("find other",
> - expr__find_other("FOO + BAR + BAZ + BOZO", "FOO", &other, &num_other) == 0);
> + expr__find_other("FOO + BAR + BAZ + BOZO", "FOO", &other, &num_other, 1) == 0);
> TEST_ASSERT_VAL("find other", num_other == 3);
> TEST_ASSERT_VAL("find other", !strcmp(other[0], "BAR"));
> TEST_ASSERT_VAL("find other", !strcmp(other[1], "BAZ"));

could we add test case for runtime param > 1 in here?
expr_parse should return value that would depend on this value..

jirka

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