external/bsd/atf/dist/atf-c/detail/env_test.c

   1 /*
   2  * Automated Testing Framework (atf)
   3  *
   4  * Copyright (c) 2007 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <stdlib.h>
  31 #include <string.h>
  32
  33 #include <atf-c.h>
  34
  35 #include "env.h"
  36 #include "test_helpers.h"
  37 #include "text.h"
  38
  39 /* ---------------------------------------------------------------------
  40  * Test cases for the free functions.
  41  * --------------------------------------------------------------------- */
  42
  43 ATF_TC(has);
  44 ATF_TC_HEAD(has, tc)
  45 {
  46     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_has function");
  47 }
  48 ATF_TC_BODY(has, tc)
  49 {
  50     ATF_REQUIRE(atf_env_has("PATH"));
  51     ATF_REQUIRE(!atf_env_has("_UNDEFINED_VARIABLE_"));
  52 }
  53
  54 ATF_TC(get);
  55 ATF_TC_HEAD(get, tc)
  56 {
  57     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_get function");
  58 }
  59 ATF_TC_BODY(get, tc)
  60 {
  61     const char *val;
  62
  63     ATF_REQUIRE(atf_env_has("PATH"));
  64
  65     val = atf_env_get("PATH");
  66     ATF_REQUIRE(strlen(val) > 0);
  67     ATF_REQUIRE(strchr(val, ':') != NULL);
  68 }
  69
  70 ATF_TC(set);
  71 ATF_TC_HEAD(set, tc)
  72 {
  73     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_set function");
  74 }
  75 ATF_TC_BODY(set, tc)
  76 {
  77     char *oldval;
  78
  79     ATF_REQUIRE(atf_env_has("PATH"));
  80     RE(atf_text_format(&oldval, "%s", atf_env_get("PATH")));
  81     RE(atf_env_set("PATH", "foo-bar"));
  82     ATF_REQUIRE(strcmp(atf_env_get("PATH"), oldval) != 0);
  83     ATF_REQUIRE(strcmp(atf_env_get("PATH"), "foo-bar") == 0);
  84     free(oldval);
  85
  86     ATF_REQUIRE(!atf_env_has("_UNDEFINED_VARIABLE_"));
  87     RE(atf_env_set("_UNDEFINED_VARIABLE_", "foo2-bar2"));
  88     ATF_REQUIRE(strcmp(atf_env_get("_UNDEFINED_VARIABLE_"),
  89                      "foo2-bar2") == 0);
  90 }
  91
  92 ATF_TC(unset);
  93 ATF_TC_HEAD(unset, tc)
  94 {
  95     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_unset function");
  96 }
  97 ATF_TC_BODY(unset, tc)
  98 {
  99     ATF_REQUIRE(atf_env_has("PATH"));
 100     RE(atf_env_unset("PATH"));
 101     ATF_REQUIRE(!atf_env_has("PATH"));
 102 }
 103
 104 /* ---------------------------------------------------------------------
 105  * Main.
 106  * --------------------------------------------------------------------- */
 107
 108 ATF_TP_ADD_TCS(tp)
 109 {
 110     ATF_TP_ADD_TC(tp, has);
 111     ATF_TP_ADD_TC(tp, get);
 112     ATF_TP_ADD_TC(tp, set);
 113     ATF_TP_ADD_TC(tp, unset);
 114
 115     return atf_no_error();
 116 }