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Add util function to locate a column in a string

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This will help to parse the result of "adb shell ip route" to find the
device IP address.

PR #2827 <https://github.com/Genymobile/scrcpy/pull/2827>
This commit is contained in:
Romain Vimont 2021-11-18 09:32:21 +01:00
commit b52f87a892
3 changed files with 67 additions and 0 deletions
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21
app/tests/test_str.c
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@ -364,6 +364,26 @@ static void test_truncate(void) {
assert(!strcmp("hello", s4));
}
static void test_index_of_column(void) {
assert(sc_str_index_of_column("a bc d", 0, " ") == 0);
assert(sc_str_index_of_column("a bc d", 1, " ") == 2);
assert(sc_str_index_of_column("a bc d", 2, " ") == 6);
assert(sc_str_index_of_column("a bc d", 3, " ") == -1);
assert(sc_str_index_of_column("a ", 0, " ") == 0);
assert(sc_str_index_of_column("a ", 1, " ") == -1);
assert(sc_str_index_of_column("", 0, " ") == 0);
assert(sc_str_index_of_column("", 1, " ") == -1);
assert(sc_str_index_of_column("a \t \t bc \t d\t", 0, " \t") == 0);
assert(sc_str_index_of_column("a \t \t bc \t d\t", 1, " \t") == 8);
assert(sc_str_index_of_column("a \t \t bc \t d\t", 2, " \t") == 15);
assert(sc_str_index_of_column("a \t \t bc \t d\t", 3, " \t") == -1);
assert(sc_str_index_of_column(" a bc d", 1, " ") == 2);
}
int main(int argc, char *argv[]) {
(void) argc;
(void) argv;
@ -384,5 +404,6 @@ int main(int argc, char *argv[]) {
test_strlist_contains();
test_wrap_lines();
test_truncate();
test_index_of_column();
return 0;
}