diff options
Diffstat (limited to 'src/regress/lib/libc/stdio/test___freading.c')
| -rw-r--r-- | src/regress/lib/libc/stdio/test___freading.c | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/regress/lib/libc/stdio/test___freading.c b/src/regress/lib/libc/stdio/test___freading.c deleted file mode 100644 index f74eb78d35..0000000000 --- a/src/regress/lib/libc/stdio/test___freading.c +++ /dev/null | |||
| @@ -1,125 +0,0 @@ | |||
| 1 | /* $OpenBSD: test___freading.c,v 1.2 2025/06/12 07:39:26 yasuoka Exp $ */ | ||
| 2 | |||
| 3 | /* | ||
| 4 | * Copyright (c) 2025 YASUOKA Masahiko <yasuoka@yasuoka.net> | ||
| 5 | * | ||
| 6 | * Permission to use, copy, modify, and distribute this software for any | ||
| 7 | * purpose with or without fee is hereby granted, provided that the above | ||
| 8 | * copyright notice and this permission notice appear in all copies. | ||
| 9 | * | ||
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
| 14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
| 15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
| 16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include <assert.h> | ||
| 20 | #include <stdio.h> | ||
| 21 | #include <stdio_ext.h> | ||
| 22 | #include <stdlib.h> | ||
| 23 | #include <string.h> | ||
| 24 | #include <unistd.h> | ||
| 25 | |||
| 26 | /* we use assert() */ | ||
| 27 | #undef NDEBUG | ||
| 28 | |||
| 29 | #define TMPFILENAME "test___freading.tmp" | ||
| 30 | |||
| 31 | void setup(void); | ||
| 32 | |||
| 33 | void test___freading0(void); | ||
| 34 | void test___freading1(void); | ||
| 35 | void test___freading2(void); | ||
| 36 | |||
| 37 | void | ||
| 38 | setup(void) | ||
| 39 | { | ||
| 40 | FILE *fp; | ||
| 41 | |||
| 42 | /* common setup */ | ||
| 43 | unlink(TMPFILENAME); | ||
| 44 | fp = fopen(TMPFILENAME, "w+"); | ||
| 45 | assert(fp != NULL); | ||
| 46 | fputs("Hello world\n", fp); | ||
| 47 | fclose(fp); | ||
| 48 | } | ||
| 49 | |||
| 50 | void | ||
| 51 | test___freading0(void) | ||
| 52 | { | ||
| 53 | FILE *fp; | ||
| 54 | int r; | ||
| 55 | char buf[80]; | ||
| 56 | |||
| 57 | fp = popen("echo Hello world", "r"); | ||
| 58 | assert(fp != NULL); | ||
| 59 | assert(__freading(fp) != 0); | ||
| 60 | assert(fgets(buf, sizeof(buf), fp) != NULL); | ||
| 61 | assert(strcmp(buf, "Hello world\n") == 0); | ||
| 62 | r = pclose(fp); | ||
| 63 | assert(r == 0); | ||
| 64 | } | ||
| 65 | |||
| 66 | void | ||
| 67 | test___freading1(void) | ||
| 68 | { | ||
| 69 | FILE *fp; | ||
| 70 | int r; | ||
| 71 | |||
| 72 | /* when the last operaiton is read, __freading() returns true */ | ||
| 73 | fp = fopen(TMPFILENAME, "w+"); | ||
| 74 | assert(fp != NULL); | ||
| 75 | assert(__freading(fp) == 0); | ||
| 76 | r = fputs("Hello world\n", fp); | ||
| 77 | assert(r >= 0); | ||
| 78 | assert(__freading(fp) == 0); | ||
| 79 | rewind(fp); | ||
| 80 | assert(fgetc(fp) == 'H'); | ||
| 81 | assert(__freading(fp) != 0); | ||
| 82 | /* write */ | ||
| 83 | fseek(fp, 0, SEEK_END); | ||
| 84 | r = fputs("\n", fp); | ||
| 85 | assert(__freading(fp) == 0); | ||
| 86 | /* ungetc */ | ||
| 87 | rewind(fp); | ||
| 88 | assert(ungetc('X', fp) != 0); | ||
| 89 | assert(__freading(fp) != 0); /* reading */ | ||
| 90 | |||
| 91 | r = fclose(fp); | ||
| 92 | assert(r == 0); | ||
| 93 | } | ||
| 94 | |||
| 95 | void | ||
| 96 | test___freading2(void) | ||
| 97 | { | ||
| 98 | int r; | ||
| 99 | FILE *fp; | ||
| 100 | |||
| 101 | /* | ||
| 102 | * until v1.10 of fpurge.c mistakenly enables the writing buffer | ||
| 103 | * without _SRD flag set. | ||
| 104 | */ | ||
| 105 | fp = fopen(TMPFILENAME, "r+"); | ||
| 106 | assert(fp != NULL); | ||
| 107 | assert(fgetc(fp) == 'H'); | ||
| 108 | fpurge(fp); | ||
| 109 | fseek(fp, 0, SEEK_CUR); | ||
| 110 | assert(fputc('X', fp) == 'X'); | ||
| 111 | assert(__freading(fp) == 0); | ||
| 112 | |||
| 113 | r = fclose(fp); | ||
| 114 | assert(r == 0); | ||
| 115 | } | ||
| 116 | |||
| 117 | int | ||
| 118 | main(int argc, char *argv[]) | ||
| 119 | { | ||
| 120 | test___freading0(); | ||
| 121 | test___freading1(); | ||
| 122 | test___freading2(); | ||
| 123 | |||
| 124 | exit(0); | ||
| 125 | } | ||
