1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#include "print_integer.h"
#include <limits.h>

// test code - test functionality of print_integer.h
// REMINDER: do not copy test cases from this file (unless specified)
// you can use this to generate ideas for test cases,
// but your tests should be your own
int main(int argc, char* argv[]) {
    // zero in base 10  <- okay to copy
    printf("0 in base 10 is ");
    print_integer(0, 10, "");
    fputc('\n', stdout);

    // single digit in base 10  <-- okay to copy idea
    print_integer(4, 10, "");
    fputc('\n', stdout);

    // one digit in base 16
    print_integer(12, 16, "");
    fputc('\n', stdout);

    // two digits in base 10
    print_integer(41, 10, "");
    fputc('\n', stdout);

    // three digits in base 10
    print_integer(413, 10, "");
    fputc('\n', stdout);

    // other TDD tests
    // finished with TDD
    
    // easy tests
    print_integer(0x7b, 16, ""); // prints "7b"
    print_integer( 123, 16, ""); // prints "7b"
                                 // lines 38 and 39 are redundant
                                 // compiles to the same
    print_integer(0124,  8, ""); // prints "124"
                                 // extra 0 at beginning makes octal
    print_integer(1234, 10, "");

    // edge cases - n  <-- use the idea of edge cases to come up with your own
    // you may end up with similar tests to mine, the important thing is practice finding edge cases
    print_integer(INT_MIN, 10, "");
    print_integer(INT_MAX, 10, "");
    // edge cases - radix
    print_integer(100, 2, "");
    print_integer(100, 36, "");
    // edge cases - prefix
    print_integer(100, 10, ""); // min prefix, empty
    print_integer(100, 10, "Bacon"); // "longest"* prefix
    // * long enough that we are reasonably sure longer will work

    // corner casesi <-- free to use this test
    print_integer(INT_MAX, 2, "");
    
    // boundry cases - boundary around switch from numbers to letters
    print_integer( 9, 16, "");
    print_integer(10, 16, "");
    print_integer(11, 16, "");

    // boundary around negative numbers 
    print_integer(-1, 16, "");
    print_integer( 0, 16, "");
    print_integer( 1, 16, "");

    // special case - negative and prefix
    print_integer(-9, 16, "do not copy"); // expect -do not copy9
    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */

© Copyright 2022 Alexander J. Quinn         This content is protected and may not be shared, uploaded, or distributed.