1 /*
2 * Copyright (c) 2008-2014 Travis Geiselbrecht
3 *
4 * Use of this source code is governed by a MIT-style
5 * license that can be found in the LICENSE file or at
6 * https://opensource.org/licenses/MIT
7 */
8 #include <app/tests.h>
9 #include <lk/err.h>
10 #include <stdio.h>
11 #include <string.h>
12 #include <lk/debug.h>
13
14 // We're doing a few things here that the compiler doesn't like, so disable printf warnings
15 #pragma GCC diagnostic push
16 #pragma GCC diagnostic ignored "-Wformat"
17
printf_tests(int argc,const console_cmd_args * argv)18 int printf_tests(int argc, const console_cmd_args *argv) {
19 printf("printf tests\n");
20
21 printf("numbers:\n");
22 printf("int8: %hhd %hhd %hhd\n", -12, 0, 254);
23 printf("uint8: %hhu %hhu %hhu\n", -12, 0, 254);
24 printf("int16: %hd %hd %hd\n", -1234, 0, 1234);
25 printf("uint16:%hu %hu %hu\n", -1234, 0, 1234);
26 printf("int: %d %d %d\n", -12345678, 0, 12345678);
27 printf("uint: %u %u %u\n", -12345678, 0, 12345678);
28 printf("long: %ld %ld %ld\n", -12345678L, 0L, 12345678L);
29 printf("ulong: %lu %lu %lu\n", -12345678UL, 0UL, 12345678UL);
30
31 printf("longlong: %lli %lli %lli\n", -12345678LL, 0LL, 12345678LL);
32 printf("ulonglong: %llu %llu %llu\n", -12345678LL, 0LL, 12345678LL);
33 printf("ssize_t: %zd %zd %zd\n", (ssize_t)-12345678, (ssize_t)0, (ssize_t)12345678);
34 printf("usize_t: %zu %zu %zu\n", (size_t)-12345678, (size_t)0, (size_t)12345678);
35 printf("intmax_t: %jd %jd %jd\n", (intmax_t)-12345678, (intmax_t)0, (intmax_t)12345678);
36 printf("uintmax_t: %ju %ju %ju\n", (uintmax_t)-12345678, (uintmax_t)0, (uintmax_t)12345678);
37 printf("ptrdiff_t: %td %td %td\n", (ptrdiff_t)-12345678, (ptrdiff_t)0, (ptrdiff_t)12345678);
38 printf("ptrdiff_t (u): %tu %tu %tu\n", (ptrdiff_t)-12345678, (ptrdiff_t)0, (ptrdiff_t)12345678);
39
40 printf("hex:\n");
41 printf("uint8: %hhx %hhx %hhx\n", -12, 0, 254);
42 printf("uint16:%hx %hx %hx\n", -1234, 0, 1234);
43 printf("uint: %x %x %x\n", -12345678, 0, 12345678);
44 printf("ulong: %lx %lx %lx\n", -12345678UL, 0UL, 12345678UL);
45 printf("ulong: %X %X %X\n", -12345678, 0, 12345678);
46 printf("ulonglong: %llx %llx %llx\n", -12345678LL, 0LL, 12345678LL);
47 printf("usize_t: %zx %zx %zx\n", (size_t)-12345678, (size_t)0, (size_t)12345678);
48
49 printf("alt/sign:\n");
50 printf("uint: %#x %#X\n", 0xabcdef, 0xabcdef);
51 printf("int: %+d %+d\n", 12345678, -12345678);
52 printf("int: % d %+d\n", 12345678, 12345678);
53
54 printf("formatting\n");
55 printf("int: a%8da\n", 12345678);
56 printf("int: a%9da\n", 12345678);
57 printf("int: a%-9da\n", 12345678);
58 printf("int: a%10da\n", 12345678);
59 printf("int: a%-10da\n", 12345678);
60 printf("int: a%09da\n", 12345678);
61 printf("int: a%010da\n", 12345678);
62 printf("int: a%6da\n", 12345678);
63
64 printf("a%1sa\n", "b");
65 printf("a%9sa\n", "b");
66 printf("a%-9sa\n", "b");
67 printf("a%5sa\n", "thisisatest");
68
69 printf("%03d\n", -2); /* '-02' */
70 printf("%0+3d\n", -2); /* '-02' */
71 printf("%0+3d\n", 2); /* '+02' */
72 printf("%+3d\n", 2); /* ' +2' */
73 printf("% 3d\n", -2000); /* '-2000' */
74 printf("% 3d\n", 2000); /* ' 2000' */
75 printf("%+3d\n", 2000); /* '+2000' */
76 printf("%10s\n", "test"); /* ' test' */
77 printf("%010s\n", "test"); /* ' test' */
78 printf("%-10s\n", "test"); /* 'test ' */
79 printf("%-010s\n", "test"); /* 'test ' */
80
81 int err;
82
83 err = printf("a");
84 printf(" returned %d\n", err);
85 err = printf("ab");
86 printf(" returned %d\n", err);
87 err = printf("abc");
88 printf(" returned %d\n", err);
89 err = printf("abcd");
90 printf(" returned %d\n", err);
91 err = printf("abcde");
92 printf(" returned %d\n", err);
93 err = printf("abcdef");
94 printf(" returned %d\n", err);
95
96 /* make sure snprintf terminates at the right spot */
97 char buf[32];
98
99 memset(buf, 0, sizeof(buf));
100 err = sprintf(buf, "0123456789abcdef012345678");
101 printf("sprintf returns %d\n", err);
102 hexdump8(buf, sizeof(buf));
103
104 memset(buf, 0, sizeof(buf));
105 err = snprintf(buf, 15, "0123456789abcdef012345678");
106 printf("snprintf returns %d\n", err);
107 hexdump8(buf, sizeof(buf));
108
109 return NO_ERROR;
110 }
111
112 #include "float_test_vec.c"
113
printf_tests_float(int argc,const console_cmd_args * argv)114 int printf_tests_float(int argc, const console_cmd_args *argv) {
115 printf("floating point printf tests\n");
116
117 for (size_t i = 0; i < float_test_vec_size; i++) {
118 PRINT_FLOAT;
119 }
120
121 return NO_ERROR;
122 }
123
124 #pragma GCC diagnostic pop
125
126