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env_test.c revision 1.1.1.1 
      1 /*
      2  * Automated Testing Framework (atf)
      3  *
      4  * Copyright (c) 2007, 2008, 2009 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 }
    117