diff options
Diffstat (limited to 'tests/tap/basic.c')
| -rw-r--r-- | tests/tap/basic.c | 239 |
1 files changed, 192 insertions, 47 deletions
diff --git a/tests/tap/basic.c b/tests/tap/basic.c index 829f91a..e8196fc 100644 --- a/tests/tap/basic.c +++ b/tests/tap/basic.c @@ -1,22 +1,38 @@ /* * Some utility routines for writing tests. * - * Herein are a variety of utility routines for writing tests. All routines - * of the form ok() or is*() take a test number and some number of appropriate - * arguments, check to be sure the results match the expected output using the - * arguments, and print out something appropriate for that test number. Other - * utility routines help in constructing more complex tests, skipping tests, - * or setting up the TAP output format. + * Here are a variety of utility routines for writing tests compatible with + * the TAP protocol. All routines of the form ok() or is*() take a test + * number and some number of appropriate arguments, check to be sure the + * results match the expected output using the arguments, and print out + * something appropriate for that test number. Other utility routines help in + * constructing more complex tests, skipping tests, reporting errors, setting + * up the TAP output format, or finding things in the test environment. * - * Copyright 2009, 2010 Russ Allbery <rra@stanford.edu> - * Copyright 2006, 2007, 2008 - * Board of Trustees, Leland Stanford Jr. University - * Copyright (c) 2004, 2005, 2006 - * by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, - * 2002, 2003 by The Internet Software Consortium and Rich Salz + * This file is part of C TAP Harness. The current version plus supporting + * documentation is at <http://www.eyrie.org/~eagle/software/c-tap-harness/>. * - * See LICENSE for licensing terms. + * Copyright 2009, 2010, 2011, 2012 Russ Allbery <rra@stanford.edu> + * Copyright 2001, 2002, 2004, 2005, 2006, 2007, 2008, 2011, 2012 + * The Board of Trustees of the Leland Stanford Junior University + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. */ #include <errno.h> @@ -24,12 +40,21 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#ifdef _WIN32 +# include <direct.h> +#else +# include <sys/stat.h> +#endif #include <sys/types.h> -#include <sys/time.h> -#include <sys/wait.h> #include <unistd.h> -#include <tap/basic.h> +#include <tests/tap/basic.h> + +/* Windows provides mkdir and rmdir under different names. */ +#ifdef _WIN32 +# define mkdir(p, m) _mkdir(p) +# define rmdir(p) _rmdir(p) +#endif /* * The test count. Always contains the number that will be used for the next @@ -57,7 +82,9 @@ static int _lazy = 0; /* * Our exit handler. Called on completion of the test to report a summary of - * results provided we're still in the original process. + * results provided we're still in the original process. This also handles + * printing out the plan if we used plan_lazy(), although that's suppressed if + * we never ran a test (due to an early bail, for example). */ static void finish(void) @@ -66,8 +93,9 @@ finish(void) if (_planned == 0 && !_lazy) return; + fflush(stderr); if (_process != 0 && getpid() == _process) { - if (_lazy) { + if (_lazy && highest > 0) { printf("1..%lu\n", highest); _planned = highest; } @@ -98,6 +126,7 @@ plan(unsigned long count) if (setvbuf(stdout, NULL, _IOLBF, BUFSIZ) != 0) fprintf(stderr, "# cannot set stdout to line buffered: %s\n", strerror(errno)); + fflush(stderr); printf("1..%lu\n", count); testnum = 1; _planned = count; @@ -130,6 +159,7 @@ plan_lazy(void) void skip_all(const char *format, ...) { + fflush(stderr); printf("1..0 # skip"); if (format != NULL) { va_list args; @@ -162,6 +192,7 @@ print_desc(const char *format, va_list args) void ok(int success, const char *format, ...) { + fflush(stderr); printf("%sok %lu", success ? "" : "not ", testnum++); if (!success) _failed++; @@ -182,6 +213,7 @@ ok(int success, const char *format, ...) void okv(int success, const char *format, va_list args) { + fflush(stderr); printf("%sok %lu", success ? "" : "not ", testnum++); if (!success) _failed++; @@ -197,6 +229,7 @@ okv(int success, const char *format, va_list args) void skip(const char *reason, ...) { + fflush(stderr); printf("ok %lu # skip", testnum++); if (reason != NULL) { va_list args; @@ -218,6 +251,7 @@ ok_block(unsigned long count, int status, const char *format, ...) { unsigned long i; + fflush(stderr); for (i = 0; i < count; i++) { printf("%sok %lu", status ? "" : "not ", testnum++); if (!status) @@ -242,6 +276,7 @@ skip_block(unsigned long count, const char *reason, ...) { unsigned long i; + fflush(stderr); for (i = 0; i < count; i++) { printf("ok %lu # skip", testnum++); if (reason != NULL) { @@ -264,6 +299,7 @@ skip_block(unsigned long count, const char *reason, ...) void is_int(long wanted, long seen, const char *format, ...) { + fflush(stderr); if (wanted == seen) printf("ok %lu", testnum++); else { @@ -293,6 +329,7 @@ is_string(const char *wanted, const char *seen, const char *format, ...) wanted = "(null)"; if (seen == NULL) seen = "(null)"; + fflush(stderr); if (strcmp(wanted, seen) == 0) printf("ok %lu", testnum++); else { @@ -312,37 +349,13 @@ is_string(const char *wanted, const char *seen, const char *format, ...) /* - * Takes an expected double and a seen double and assumes the test passes if - * those two numbers match. - */ -void -is_double(double wanted, double seen, const char *format, ...) -{ - if (wanted == seen) - printf("ok %lu", testnum++); - else { - printf("# wanted: %g\n# seen: %g\n", wanted, seen); - printf("not ok %lu", testnum++); - _failed++; - } - if (format != NULL) { - va_list args; - - va_start(args, format); - print_desc(format, args); - va_end(args); - } - putchar('\n'); -} - - -/* * Takes an expected unsigned long and a seen unsigned long and assumes the * test passes if the two numbers match. Otherwise, reports them in hex. */ void is_hex(unsigned long wanted, unsigned long seen, const char *format, ...) { + fflush(stderr); if (wanted == seen) printf("ok %lu", testnum++); else { @@ -370,6 +383,7 @@ bail(const char *format, ...) { va_list args; + fflush(stderr); fflush(stdout); printf("Bail out! "); va_start(args, format); @@ -389,6 +403,7 @@ sysbail(const char *format, ...) va_list args; int oerrno = errno; + fflush(stderr); fflush(stdout); printf("Bail out! "); va_start(args, format); @@ -407,6 +422,7 @@ diag(const char *format, ...) { va_list args; + fflush(stderr); fflush(stdout); printf("# "); va_start(args, format); @@ -425,6 +441,7 @@ sysdiag(const char *format, ...) va_list args; int oerrno = errno; + fflush(stderr); fflush(stdout); printf("# "); va_start(args, format); @@ -435,6 +452,92 @@ sysdiag(const char *format, ...) /* + * Allocate cleared memory, reporting a fatal error with bail on failure. + */ +void * +bcalloc(size_t n, size_t size) +{ + void *p; + + p = calloc(n, size); + if (p == NULL) + sysbail("failed to calloc %lu", (unsigned long)(n * size)); + return p; +} + + +/* + * Allocate memory, reporting a fatal error with bail on failure. + */ +void * +bmalloc(size_t size) +{ + void *p; + + p = malloc(size); + if (p == NULL) + sysbail("failed to malloc %lu", (unsigned long) size); + return p; +} + + +/* + * Reallocate memory, reporting a fatal error with bail on failure. + */ +void * +brealloc(void *p, size_t size) +{ + p = realloc(p, size); + if (p == NULL) + sysbail("failed to realloc %lu bytes", (unsigned long) size); + return p; +} + + +/* + * Copy a string, reporting a fatal error with bail on failure. + */ +char * +bstrdup(const char *s) +{ + char *p; + size_t len; + + len = strlen(s) + 1; + p = malloc(len); + if (p == NULL) + sysbail("failed to strdup %lu bytes", (unsigned long) len); + memcpy(p, s, len); + return p; +} + + +/* + * Copy up to n characters of a string, reporting a fatal error with bail on + * failure. Don't use the system strndup function, since it may not exist and + * the TAP library doesn't assume any portability support. + */ +char * +bstrndup(const char *s, size_t n) +{ + const char *p; + char *copy; + size_t length; + + /* Don't assume that the source string is nul-terminated. */ + for (p = s; (size_t) (p - s) < n && *p != '\0'; p++) + ; + length = p - s; + copy = malloc(length + 1); + if (p == NULL) + sysbail("failed to strndup %lu bytes", (unsigned long) length); + memcpy(copy, s, length); + copy[length] = '\0'; + return copy; +} + + +/* * Locate a test file. Given the partial path to a file, look under BUILD and * then SOURCE for the file and return the full path to the file. Returns * NULL if the file doesn't exist. A non-NULL return should be freed with @@ -458,9 +561,7 @@ test_file_path(const char *file) if (base == NULL) continue; length = strlen(base) + 1 + strlen(file) + 1; - path = malloc(length); - if (path == NULL) - sysbail("cannot allocate memory"); + path = bmalloc(length); sprintf(path, "%s/%s", base, file); if (access(path, R_OK) == 0) break; @@ -482,3 +583,47 @@ test_file_path_free(char *path) if (path != NULL) free(path); } + + +/* + * Create a temporary directory, tmp, under BUILD if set and the current + * directory if it does not. Returns the path to the temporary directory in + * newly allocated memory, and calls bail on any failure. The return value + * should be freed with test_tmpdir_free. + * + * This function uses sprintf because it attempts to be independent of all + * other portability layers. The use immediately after a memory allocation + * should be safe without using snprintf or strlcpy/strlcat. + */ +char * +test_tmpdir(void) +{ + const char *build; + char *path = NULL; + size_t length; + + build = getenv("BUILD"); + if (build == NULL) + build = "."; + length = strlen(build) + strlen("/tmp") + 1; + path = bmalloc(length); + sprintf(path, "%s/tmp", build); + if (access(path, X_OK) < 0) + if (mkdir(path, 0777) < 0) + sysbail("error creating temporary directory %s", path); + return path; +} + + +/* + * Free a path returned from test_tmpdir() and attempt to remove the + * directory. If we can't delete the directory, don't worry; something else + * that hasn't yet cleaned up may still be using it. + */ +void +test_tmpdir_free(char *path) +{ + rmdir(path); + if (path != NULL) + free(path); +} |