/*
 * Copyright (c) 2019 - 2024 Stefan Strobel <stefan.strobel@shimatta.net>
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

/**
 * @file    test_opt_peekNextHunk.c
 * @brief   unittest for shellmatta opt_peekNextHunk
 * @author  Stefan Strobel <stefan.strobel@shimatta.net>
 */

#include "test/framework/catch.hpp"
#include "src/shellmatta_opt.c"
#include <string.h>


TEST_CASE( "shellmatta_opt peekNextHunk next char without space" ) {

    char ret = 0;
    shellmatta_instance_t inst;
    char *dummyData = (char*) "Welcome... to Jurassic Park.";
    char buffer[1024u];
    memcpy(buffer, dummyData, strlen(dummyData));
    inst.buffer = buffer;
    inst.bufferSize = sizeof(buffer);
    inst.inputCount = 28u;

    inst.optionParser.nextOffset = 11u;

    ret = peekNextHunk(&inst);
    CHECK( ret == 't' );
}

TEST_CASE( "shellmatta_opt peekNextHunk next char with space" ) {

    char ret = 0;
    shellmatta_instance_t inst;
    char *dummyData = (char*) "Welcome... to Jurassic Park.\0";
    char buffer[1024u];
    memcpy(buffer, dummyData, strlen(dummyData));
    inst.buffer = buffer;
    inst.bufferSize = sizeof(buffer);
    inst.inputCount = 28u;

    inst.optionParser.nextOffset = 13u;

    ret = peekNextHunk(&inst);
    CHECK( ret == 'J' );
}

TEST_CASE( "shellmatta_opt peekNextHunk next hunk escape and space" ) {

    char ret = 0;
    shellmatta_instance_t inst;
    char *dummyData = (char*) "Welcome... to Jurassic Park.\0 Remind  me to thank John for a lovely weekend.";
    char buffer[1024u];
    uint16_t stringsize = 77u;
    memcpy(buffer, dummyData, stringsize);
    inst.buffer = buffer;
    inst.bufferSize = sizeof(buffer);
    inst.inputCount = stringsize;
        
    inst.optionParser.nextOffset = 28u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'R' );
}

TEST_CASE( "shellmatta_opt peekNextHunk next char with spaces" ) {

    char ret = 0;
    shellmatta_instance_t inst;
    char *dummyData = (char*) "Welcome... to Jurassic Park.\0 Remind  me to thank John for a lovely weekend.";
    char buffer[1024u];
    uint16_t stringsize = 77u;
    memcpy(buffer, dummyData, stringsize);
    inst.buffer = buffer;
    inst.bufferSize = sizeof(buffer);
    inst.inputCount = stringsize;
    
    inst.optionParser.nextOffset = 36u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'm' );
}