89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include "util/debug.h"
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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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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, 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;
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}
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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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double val;
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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_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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ret |= test(&ctx, "(BAR/2)%2", 1);
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ret |= test(&ctx, "1 - -4", 5);
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ret |= test(&ctx, "(FOO-1)*2 + (BAR/2)%2 - -4", 5);
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ret |= test(&ctx, "1-1 | 1", 1);
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ret |= test(&ctx, "1-1 & 1", 0);
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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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if (ret)
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return ret;
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p = "FOO/0";
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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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p = "BAR/";
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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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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",
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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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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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expr__ctx_clear(&ctx);
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return 0;
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}
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