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test/telemetry_json: add test for string character escaping

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Add unit test to validate that when creating a string response in json,
that characters such as \n or quotes are properly escaped.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Ciara Power <ciara.power@intel.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Chengwen Feng <fengchengwen@huawei.com>
This commit is contained in:
Bruce Richardson 2022-09-09 10:35:14 +01:00 committed by David Marchand
parent babc521444
commit 56069f9832
1 changed files with 17 additions and 0 deletions
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17
app/test/test_telemetry_json.c
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@ -125,6 +125,22 @@ test_large_obj_element(void)
return strncmp(expected, buf, sizeof(buf));
}
static int
test_string_char_escaping(void)
{
static const char str[] = "A string across\ntwo lines and \"with quotes\"!";
const char *expected = "\"A string across\\ntwo lines and \\\"with quotes\\\"!\"";
char buf[sizeof(str) + 10];
int used = 0;
used = rte_tel_json_str(buf, sizeof(buf), used, str);
printf("%s: buf = '%s', expected = '%s'\n", __func__, buf, expected);
if (used != (int)strlen(expected))
return -1;
return strncmp(expected, buf, sizeof(buf));
}
typedef int (*test_fn)(void);
static int
@ -138,6 +154,7 @@ test_telemetry_json(void)
test_overflow_obj,
test_large_array_element,
test_large_obj_element,
test_string_char_escaping,
};
for (i = 0; i < RTE_DIM(fns); i++)
if (fns[i]() == 0)