xref: /freebsd/contrib/atf/atf-c++/detail/application_test.cpp (revision 63a938566d524836885917d95bd491aa4400b181)
1 // Copyright (c) 2009 The NetBSD Foundation, Inc.
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25 
26 #include "atf-c++/detail/application.hpp"
27 
28 extern "C" {
29 #include <unistd.h>
30 }
31 
32 #include <atf-c++.hpp>
33 
34 class getopt_app : public atf::application::app {
35 public:
36     getopt_app(void) : app("description", "manpage") {}
37 
38     int main(void)
39     {
40         // Provide an option that is unknown to the application driver and
41         // one that is, together with an argument that would be swallowed by
42         // the test program option if it were recognized.
43         int argc = 4;
44         char arg1[] = "progname";
45         char arg2[] = "-Z";
46         char arg3[] = "-s";
47         char arg4[] = "foo";
48         char *const argv[] = { arg1, arg2, arg3, arg4, NULL };
49 
50         int ch;
51         bool zflag;
52 
53         // Given that this obviously is an application, and that we used the
54         // same driver to start, we can test getopt(3) right here without doing
55         // any fancy stuff.
56         zflag = false;
57         while ((ch = ::getopt(argc, argv, ":Z")) != -1) {
58             switch (ch) {
59             case 'Z':
60                 zflag = true;
61                 break;
62 
63             case '?':
64             default:
65                 if (optopt != 's')
66                     ATF_FAIL("Unexpected unknown option found");
67             }
68         }
69 
70         ATF_REQUIRE(zflag);
71         ATF_REQUIRE_EQ(1, argc - optind);
72         ATF_REQUIRE_EQ(std::string("foo"), argv[optind]);
73 
74         return 0;
75     }
76 };
77 
78 ATF_TEST_CASE_WITHOUT_HEAD(getopt);
79 ATF_TEST_CASE_BODY(getopt)
80 {
81     int argc = 1;
82     char arg1[] = "progname";
83     char *const argv[] = { arg1, NULL };
84     ATF_REQUIRE_EQ(0, getopt_app().run(argc, argv));
85 }
86 
87 ATF_INIT_TEST_CASES(tcs)
88 {
89     ATF_ADD_TEST_CASE(tcs, getopt);
90 }
91