shellmatta/test/unittest/shellmatta_opt/test_opt_peekNextHunk.cpp

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


TEST_CASE( "shellmatta_opt peekNextHunk" ) {

    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];
    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' );
    
    inst.optionParser.nextOffset = 13u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'J' );
    
    inst.optionParser.nextOffset = 22u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'P' );
        
    inst.optionParser.nextOffset = 23u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'P' );

    //Copy whole string including escape sequence
    inst.inputCount = 77u;
    memcpy(buffer, dummyData, 77u);

    //Check for combination of \0 and space
    inst.optionParser.nextOffset = 28u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'R' );
    
    //Check for two spaces in a Row
    inst.optionParser.nextOffset = 36u;
    ret = peekNextHunk(&inst);
    CHECK( ret == 'm' );
}