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modem: chat: Add runtime API to modem chat matches

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Add APIs for changing the contents of modem chat matches
safely at runtime.

This allows for reusing a single modem_chat_match at the cost
of placing the match and its buffers in RAM.

Signed-off-by: Bjarki Arge Andreasen <bjarki@arge-andreasen.me>
This commit is contained in:
Bjarki Arge Andreasen 2024-02-27 09:02:37 +01:00 • committed by Alberto Escolar
commit 8b4822861b
3 changed files with 134 additions and 2 deletions
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28
tests/subsys/modem/modem_chat/src/main.c
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@ -676,6 +676,34 @@ ZTEST(modem_chat, test_script_chat_timeout_cmd)
"Script sent too many requests");
}
ZTEST(modem_chat, test_runtime_match)
{
int ret;
struct modem_chat_match test_match;
modem_chat_match_init(&test_match);
ret = modem_chat_match_set_match(&test_match, "AT345");
zassert_ok(ret, "Failed to set match");
zassert_ok(strcmp(test_match.match, "AT345"), "Failed to set match");
zassert_equal(test_match.match_size, 5, "Failed to set size of match");
ret = modem_chat_match_set_separators(&test_match, ",*");
zassert_ok(ret, "Failed to set match");
zassert_ok(strcmp(test_match.separators, ",*"), "Failed to set separators");
zassert_equal(test_match.separators_size, 2, "Failed to set size of separators");
modem_chat_match_set_partial(&test_match, true);
zassert_equal(test_match.partial, true);
modem_chat_match_set_partial(&test_match, false);
zassert_equal(test_match.partial, false);
modem_chat_match_enable_wildcards(&test_match, true);
zassert_equal(test_match.wildcards, true);
modem_chat_match_enable_wildcards(&test_match, false);
zassert_equal(test_match.wildcards, false);
}
/*************************************************************************************************/
/* Test suite */
/*************************************************************************************************/