external/bsd/bind/dist/unit/atf-src/atf-c/detail/test_helpers.c

   1 /*      $NetBSD: test_helpers.c,v 1.3 2014/12/10 04:38:03 christos Exp $        */
   2
   3 /*
   4  * Automated Testing Framework (atf)
   5  *
   6  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  19  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  20  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  29  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <fcntl.h>
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <unistd.h>
  36
  37 #include "atf-c/build.h"
  38 #include "atf-c/check.h"
  39 #include "atf-c/config.h"
  40 #include "atf-c/error.h"
  41 #include "atf-c/macros.h"
  42
  43 #include "dynstr.h"
  44 #include "fs.h"
  45 #include "process.h"
  46 #include "test_helpers.h"
  47
  48 static
  49 void
  50 build_check_c_o_aux(const char *path, const char *failmsg,
  51                     const bool expect_pass)
  52 {
  53     bool success;
  54     atf_dynstr_t iflag;
  55     const char *optargs[4];
  56
  57     RE(atf_dynstr_init_fmt(&iflag, "-I%s", atf_config_get("atf_includedir")));
  58
  59     optargs[0] = atf_dynstr_cstring(&iflag);
  60     optargs[1] = "-Wall";
  61     optargs[2] = "-Werror";
  62     optargs[3] = NULL;
  63
  64     RE(atf_check_build_c_o(path, "test.o", optargs, &success));
  65
  66     atf_dynstr_fini(&iflag);
  67
  68     if ((expect_pass && !success) || (!expect_pass && success))
  69         atf_tc_fail("%s", failmsg);
  70 }
  71
  72 void
  73 build_check_c_o(const atf_tc_t *tc, const char *sfile, const char *failmsg,
  74                 const bool expect_pass)
  75 {
  76     atf_fs_path_t path;
  77
  78     RE(atf_fs_path_init_fmt(&path, "%s/%s",
  79                             atf_tc_get_config_var(tc, "srcdir"), sfile));
  80     build_check_c_o_aux(atf_fs_path_cstring(&path), failmsg, expect_pass);
  81     atf_fs_path_fini(&path);
  82 }
  83
  84 void
  85 header_check(const char *hdrname)
  86 {
  87     FILE *srcfile;
  88     char failmsg[128];
  89
  90     srcfile = fopen("test.c", "w");
  91     ATF_REQUIRE(srcfile != NULL);
  92     fprintf(srcfile, "#include <%s>\n", hdrname);
  93     fclose(srcfile);
  94
  95     snprintf(failmsg, sizeof(failmsg),
  96              "Header check failed; %s is not self-contained", hdrname);
  97
  98     build_check_c_o_aux("test.c", failmsg, true);
  99 }
 100
 101 void
 102 get_process_helpers_path(const atf_tc_t *tc, const bool is_detail,
 103                          atf_fs_path_t *path)
 104 {
 105     RE(atf_fs_path_init_fmt(path, "%s/%sprocess_helpers",
 106                             atf_tc_get_config_var(tc, "srcdir"),
 107                             is_detail ? "" : "detail/"));
 108 }
 109
 110 struct run_h_tc_data {
 111     atf_tc_t *m_tc;
 112     const char *m_resname;
 113 };
 114
 115 static
 116 void
 117 run_h_tc_child(void *v)
 118 {
 119     struct run_h_tc_data *data = (struct run_h_tc_data *)v;
 120
 121     RE(atf_tc_run(data->m_tc, data->m_resname));
 122 }
 123
 124 /* TODO: Investigate if it's worth to add this functionality as part of
 125  * the public API.  I.e. a function to easily run a test case body in a
 126  * subprocess. */
 127 void
 128 run_h_tc(atf_tc_t *tc, const char *outname, const char *errname,
 129          const char *resname)
 130 {
 131     atf_fs_path_t outpath, errpath;
 132     atf_process_stream_t outb, errb;
 133     atf_process_child_t child;
 134     atf_process_status_t status;
 135
 136     RE(atf_fs_path_init_fmt(&outpath, outname));
 137     RE(atf_fs_path_init_fmt(&errpath, errname));
 138
 139     struct run_h_tc_data data = { tc, resname };
 140
 141     RE(atf_process_stream_init_redirect_path(&outb, &outpath));
 142     RE(atf_process_stream_init_redirect_path(&errb, &errpath));
 143     RE(atf_process_fork(&child, run_h_tc_child, &outb, &errb, &data));
 144     atf_process_stream_fini(&errb);
 145     atf_process_stream_fini(&outb);
 146
 147     RE(atf_process_child_wait(&child, &status));
 148     ATF_CHECK(atf_process_status_exited(&status));
 149     atf_process_status_fini(&status);
 150
 151     atf_fs_path_fini(&errpath);
 152     atf_fs_path_fini(&outpath);
 153 }