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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/tools/perf/tests/expr.c
..
..
@@ -3,12 +3,14 @@
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 #include "util/expr.h"
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 #include "tests.h"
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 #include <stdlib.h>
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+#include <string.h>
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+#include <linux/zalloc.h>
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8
 
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-static int test(struct parse_ctx *ctx, const char *e, double val2)
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+static int test(struct expr_parse_ctx *ctx, const char *e, double val2)
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 {
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 	double val;
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-	if (expr__parse(&val, ctx, &e))
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+	if (expr__parse(&val, ctx, e, 1))
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 		TEST_ASSERT_VAL("parse test failed", 0);
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 	TEST_ASSERT_VAL("unexpected value", val == val2);
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 	return 0;
..
..
@@ -16,16 +18,15 @@
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18
 
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 int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
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 {
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+	struct expr_id_data *val_ptr;
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 	const char *p;
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-	const char **other;
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 	double val;
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-	int i, ret;
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-	struct parse_ctx ctx;
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-	int num_other;
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+	int ret;
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+	struct expr_parse_ctx ctx;
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 	expr__ctx_init(&ctx);
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-	expr__add_id(&ctx, "FOO", 1);
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-	expr__add_id(&ctx, "BAR", 2);
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+	expr__add_id_val(&ctx, strdup("FOO"), 1);
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+	expr__add_id_val(&ctx, strdup("BAR"), 2);
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 	ret = test(&ctx, "1+1", 2);
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 	ret |= test(&ctx, "FOO+BAR", 3);
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@@ -37,29 +38,51 @@
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 	ret |= test(&ctx, "min(1,2) + 1", 2);
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 	ret |= test(&ctx, "max(1,2) + 1", 3);
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 	ret |= test(&ctx, "1+1 if 3*4 else 0", 2);
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+	ret |= test(&ctx, "1.1 + 2.1", 3.2);
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+	ret |= test(&ctx, ".1 + 2.", 2.1);
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+	ret |= test(&ctx, "d_ratio(1, 2)", 0.5);
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+	ret |= test(&ctx, "d_ratio(2.5, 0)", 0);
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+	ret |= test(&ctx, "1.1 < 2.2", 1);
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+	ret |= test(&ctx, "2.2 > 1.1", 1);
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+	ret |= test(&ctx, "1.1 < 1.1", 0);
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+	ret |= test(&ctx, "2.2 > 2.2", 0);
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+	ret |= test(&ctx, "2.2 < 1.1", 0);
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+	ret |= test(&ctx, "1.1 > 2.2", 0);
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51
 
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 	if (ret)
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 		return ret;
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54
 
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 	p = "FOO/0";
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-	ret = expr__parse(&val, &ctx, &p);
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-	TEST_ASSERT_VAL("division by zero", ret == 1);
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+	ret = expr__parse(&val, &ctx, p, 1);
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+	TEST_ASSERT_VAL("division by zero", ret == -1);
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58
 
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 	p = "BAR/";
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-	ret = expr__parse(&val, &ctx, &p);
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-	TEST_ASSERT_VAL("missing operand", ret == 1);
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+	ret = expr__parse(&val, &ctx, p, 1);
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+	TEST_ASSERT_VAL("missing operand", ret == -1);
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62
 
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+	expr__ctx_clear(&ctx);
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 	TEST_ASSERT_VAL("find other",
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-			expr__find_other("FOO + BAR + BAZ + BOZO", "FOO", &other, &num_other) == 0);
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-	TEST_ASSERT_VAL("find other", num_other == 3);
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-	TEST_ASSERT_VAL("find other", !strcmp(other[0], "BAR"));
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-	TEST_ASSERT_VAL("find other", !strcmp(other[1], "BAZ"));
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-	TEST_ASSERT_VAL("find other", !strcmp(other[2], "BOZO"));
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-	TEST_ASSERT_VAL("find other", other[3] == NULL);
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+			expr__find_other("FOO + BAR + BAZ + BOZO", "FOO",
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+					 &ctx, 1) == 0);
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+	TEST_ASSERT_VAL("find other", hashmap__size(&ctx.ids) == 3);
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+	TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BAR",
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+						    (void **)&val_ptr));
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+	TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BAZ",
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+						    (void **)&val_ptr));
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+	TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "BOZO",
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+						    (void **)&val_ptr));
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74
 
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-	for (i = 0; i < num_other; i++)
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-		free((void *)other[i]);
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-	free((void *)other);
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+	expr__ctx_clear(&ctx);
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+	TEST_ASSERT_VAL("find other",
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+			expr__find_other("EVENT1\\,param\\=?@ + EVENT2\\,param\\=?@",
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+					 NULL, &ctx, 3) == 0);
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+	TEST_ASSERT_VAL("find other", hashmap__size(&ctx.ids) == 2);
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+	TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "EVENT1,param=3/",
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+						    (void **)&val_ptr));
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+	TEST_ASSERT_VAL("find other", hashmap__find(&ctx.ids, "EVENT2,param=3/",
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+						    (void **)&val_ptr));
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+
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+	expr__ctx_clear(&ctx);
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86
 
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 	return 0;
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 }