external/bsd/atf/dist/tools/env_test.cpp

   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 <atf-c++.hpp>
  31
  32 #include "env.hpp"
  33
  34 // ------------------------------------------------------------------------
  35 // Test cases for the free functions.
  36 // ------------------------------------------------------------------------
  37
  38 ATF_TEST_CASE(has_get);
  39 ATF_TEST_CASE_HEAD(has_get)
  40 {
  41     set_md_var("descr", "Tests the has and get functions");
  42 }
  43 ATF_TEST_CASE_BODY(has_get)
  44 {
  45     ATF_REQUIRE(tools::env::has("PATH"));
  46     ATF_REQUIRE(!tools::env::get("PATH").empty());
  47
  48     ATF_REQUIRE(!tools::env::has("_UNDEFINED_VARIABLE_"));
  49 }
  50
  51 ATF_TEST_CASE(set);
  52 ATF_TEST_CASE_HEAD(set)
  53 {
  54     set_md_var("descr", "Tests the set function");
  55 }
  56 ATF_TEST_CASE_BODY(set)
  57 {
  58     ATF_REQUIRE(tools::env::has("PATH"));
  59     const std::string& oldval = tools::env::get("PATH");
  60     tools::env::set("PATH", "foo-bar");
  61     ATF_REQUIRE(tools::env::get("PATH") != oldval);
  62     ATF_REQUIRE_EQ(tools::env::get("PATH"), "foo-bar");
  63
  64     ATF_REQUIRE(!tools::env::has("_UNDEFINED_VARIABLE_"));
  65     tools::env::set("_UNDEFINED_VARIABLE_", "foo2-bar2");
  66     ATF_REQUIRE_EQ(tools::env::get("_UNDEFINED_VARIABLE_"), "foo2-bar2");
  67 }
  68
  69 ATF_TEST_CASE(unset);
  70 ATF_TEST_CASE_HEAD(unset)
  71 {
  72     set_md_var("descr", "Tests the unset function");
  73 }
  74 ATF_TEST_CASE_BODY(unset)
  75 {
  76     ATF_REQUIRE(tools::env::has("PATH"));
  77     tools::env::unset("PATH");
  78     ATF_REQUIRE(!tools::env::has("PATH"));
  79 }
  80
  81 // ------------------------------------------------------------------------
  82 // Main.
  83 // ------------------------------------------------------------------------
  84
  85 ATF_INIT_TEST_CASES(tcs)
  86 {
  87     // Add the test cases for the free functions.
  88     ATF_ADD_TEST_CASE(tcs, has_get);
  89     ATF_ADD_TEST_CASE(tcs, set);
  90     ATF_ADD_TEST_CASE(tcs, unset);
  91 }