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json: add and use spa_json_str_object_find()

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Parse a string as a json object and copy the value with key as a string.
This commit is contained in:
Wim Taymans 2024-09-16 13:12:05 +02:00
parent 1fb13fd0be
commit b5cccdb382
6 changed files with 68 additions and 86 deletions
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33
test/test-spa-json.c
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@ -1065,6 +1065,38 @@ PWTEST(json_data)
return PWTEST_PASS;
}
PWTEST(json_object_find)
{
const char *json = " { "
"\"foo\": \"bar\","
"\"int-key\": 42,"
"\"list-key\": [],"
"\"obj-key\": {},"
"\"bool-key\": true,"
"\"float-key\": 66.6"
" } ";
char value[128];
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "unknown-key", value, 128), -2);
pwtest_int_eq(spa_json_str_object_find("{", 1, "key", value, 128), -2);
pwtest_int_eq(spa_json_str_object_find("this is no json", 15, "key", value, 128), -22);
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "foo", value, 128), 1);
pwtest_str_eq(value, "bar");
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "int-key", value, 128), 1);
pwtest_str_eq(value, "42");
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "list-key", value, 128), 1);
pwtest_str_eq(value, "[");
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "obj-key", value, 128), 1);
pwtest_str_eq(value, "{");
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "bool-key", value, 128), 1);
pwtest_str_eq(value, "true");
pwtest_int_eq(spa_json_str_object_find(json, strlen(json), "float-key", value, 128), 1);
pwtest_str_eq(value, "66.6");
return PWTEST_PASS;
}
PWTEST_SUITE(spa_json)
{
pwtest_add(json_abi, PWTEST_NOARG);
@ -1077,6 +1109,7 @@ PWTEST_SUITE(spa_json)
pwtest_add(json_float_check, PWTEST_NOARG);
pwtest_add(json_int, PWTEST_NOARG);
pwtest_add(json_data, PWTEST_NOARG);
pwtest_add(json_object_find, PWTEST_NOARG);
return PWTEST_PASS;
}