#include <stdio.h>
#include <threads.h>

#include "../Tests.h"
#include "../src/ErrorSimulator.h"
#include "core/ReadLine.h"

static void sleepMillis(int millis) {
    struct timespec t = {.tv_nsec = millis * 1000000};
    thrd_sleep(&t, nullptr);
}

static void testStringError(int line, const char* s) {
    char buffer[256];
    for(int i = 0; i < 200; i++) {
        if(readLine(buffer, sizeof(buffer))) {
            break;
        }
        sleepMillis(10);
    }
    if(!testString(__FILE__, line, s, buffer)) {
        const char* p = buffer;
        printf("Invalid sequence: ");
        while(*p != 0) {
            printf("%u ", (unsigned int)*p & 0xFF);
            p++;
        }
        putchar('\n');
        p = s;
        printf("Correct sequence: ");
        while(*p != 0) {
            printf("%u ", (unsigned int)*p & 0xFF);
            p++;
        }
        putchar('\n');
    }
}

void testReadLine(void) {
#ifdef ERROR_SIMULATOR
    failMutexInit = true;
    if(!TEST_TRUE(startReadLine())) {
        return;
    }
    failMutexInit = false;
    failThreadInit = true;
    if(!TEST_TRUE(startReadLine())) {
        return;
    }
    failThreadInit = false;
    failMutexLock = true;
    failMutexUnlock = true;
#endif
    if(!TEST_FALSE(startReadLine())) {
        return;
    }
    testStringError(__LINE__, "wusi");
#ifdef ERROR_SIMULATOR
    failMutexLock = false;
    failMutexUnlock = false;
#endif
    testStringError(__LINE__, "gusi");
    testStringError(__LINE__, "abc");
    testStringError(__LINE__, "abc");
    testStringError(__LINE__, "abd");
    testStringError(__LINE__, "abö");
    testStringError(__LINE__, "ghi");
    testStringError(__LINE__, "abcghi");
    testStringError(__LINE__, "abcghi");
    testStringError(__LINE__, "abö");
    testStringError(__LINE__, "abac");
    testStringError(
        __LINE__,
        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbb");
    testStringError(__LINE__, "abäo");
    testStringError(__LINE__, "bäöo");
    stopReadLine();
}