Function main

libavfilter/tests/drawvg.c:296–359

}

int main(int argc, const char **argv)
{
    char buf[512];

    av_log_set_callback(mock_av_log);

    check_sorted_cmds_array();

    for (int i = 1; i < argc; i++)
        check_script(1, argv[i]);

    // Detect unclosed expressions.
    check_script(0, "M 0 (1*(t+1)");

    // Invalid command.
    check_script(0, "save invalid 1 2");

    // Invalid constant.
    check_script(0, "setlinecap unknown m 10 20");

    // Missing arguments.
    check_script(0, "M 0 1 2");

    // Invalid variable names.
    check_script(0, "setvar ba^d 0");

    // Reserved names.
    check_script(0, "setvar cx 0");

    // Max number of user variables.
    memset(buf, 0, sizeof(buf));
    for (int i = 0; i < USER_VAR_COUNT; i++) {
        av_strlcatf(buf, sizeof(buf), " setvar v%d %d", i, i);
    }
    av_strlcatf(buf, sizeof(buf), " M (v0) (v%d) 1 (unknown_var)", USER_VAR_COUNT - 1);
    check_script(0, buf);

    // Too many variables.
    memset(buf, 0, sizeof(buf));
    for (int i = 0; i < USER_VAR_COUNT + 1; i++) {
        av_strlcatf(buf, sizeof(buf), " setvar v%d %d", i + 1, i);
    }
    check_script(0, buf);

    // Invalid procedure names.
    check_script(0, "call a");
    check_script(0, "proc a { call b } call a");

    // Invalid arguments list.
    check_script(0, "proc p0 a1 a2 a3 a4 a5 a6 a7 a8 { break }");
    check_script(0, "proc p0 a1 a2 { break } call p0 break");
    check_script(0, "proc p0 a1 a2 { break } call p0 1 2 3");

    // Long expressions.
    memset(buf, 0, sizeof(buf));
    strncat(buf, "M 0 (1", sizeof(buf) - 1);
    for (int i = 0; i < 100; i++) {
        strncat(buf, " + n", sizeof(buf) - 1);