1//
2// Automated Testing Framework (atf)
3//
4// Copyright (c) 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
30extern "C" {
31#include <regex.h>
32}
33
34#include <fstream>
35#include <iostream>
36#include <string>
37#include <vector>
38
39#include "../check.hpp"
40#include "../config.hpp"
41#include "../macros.hpp"
42
43#include "fs.hpp"
44#include "process.hpp"
45#include "test_helpers.hpp"
46
47void
48build_check_cxx_o_aux(const atf::fs::path& sfile, const char* failmsg,
49                      const bool expect_pass)
50{
51    std::vector< std::string > optargs;
52    optargs.push_back("-I" + atf::config::get("atf_includedir"));
53    optargs.push_back("-Wall");
54    optargs.push_back("-Werror");
55
56    const bool result = atf::check::build_cxx_o(
57        sfile.str(), "test.o", atf::process::argv_array(optargs));
58    if ((expect_pass && !result) || (!expect_pass && result))
59        ATF_FAIL(failmsg);
60}
61
62void
63build_check_cxx_o(const atf::tests::tc& tc, const char* sfile,
64                  const char* failmsg, const bool expect_pass)
65{
66    const atf::fs::path sfilepath =
67        atf::fs::path(tc.get_config_var("srcdir")) / sfile;
68    build_check_cxx_o_aux(sfilepath, failmsg, expect_pass);
69}
70
71void
72header_check(const char *hdrname)
73{
74    std::ofstream srcfile("test.c");
75    ATF_REQUIRE(srcfile);
76    srcfile << "#include <" << hdrname << ">\n";
77    srcfile.close();
78
79    const std::string failmsg = std::string("Header check failed; ") +
80        hdrname + " is not self-contained";
81    build_check_cxx_o_aux(atf::fs::path("test.c"), failmsg.c_str(), true);
82}
83
84atf::fs::path
85get_process_helpers_path(const atf::tests::tc& tc, bool is_detail)
86{
87    if (is_detail)
88        return atf::fs::path(tc.get_config_var("srcdir")) /
89               ".." / ".." / "atf-c" / "detail" / "process_helpers";
90    else
91        return atf::fs::path(tc.get_config_var("srcdir")) /
92               ".." / "atf-c" / "detail" / "process_helpers";
93}
94
95bool
96grep_file(const char* name, const char* regex)
97{
98    std::ifstream is(name);
99    ATF_REQUIRE(is);
100
101    bool found = false;
102
103    std::string line;
104    std::getline(is, line);
105    while (!found && is.good()) {
106        if (grep_string(line, regex))
107            found = true;
108        else
109            std::getline(is, line);
110    }
111
112    return found;
113}
114
115bool
116grep_string(const std::string& str, const char* regex)
117{
118    int res;
119    regex_t preg;
120
121    std::cout << "Looking for '" << regex << "' in '" << str << "'\n";
122    ATF_REQUIRE(::regcomp(&preg, regex, REG_EXTENDED) == 0);
123
124    res = ::regexec(&preg, str.c_str(), 0, NULL, 0);
125    ATF_REQUIRE(res == 0 || res == REG_NOMATCH);
126
127    ::regfree(&preg);
128
129    return res == 0;
130}
131
132void
133test_helpers_detail::check_equal(const char* expected[],
134                                 const string_vector& actual)
135{
136    const char** expected_iter = expected;
137    string_vector::const_iterator actual_iter = actual.begin();
138
139    bool equals = true;
140    while (equals && *expected_iter != NULL && actual_iter != actual.end()) {
141        if (*expected_iter != *actual_iter) {
142            equals = false;
143        } else {
144            expected_iter++;
145            actual_iter++;
146        }
147    }
148    if (equals && ((*expected_iter == NULL && actual_iter != actual.end()) ||
149                   (*expected_iter != NULL && actual_iter == actual.end())))
150        equals = false;
151
152    if (!equals) {
153        std::cerr << "EXPECTED:\n";
154        for (expected_iter = expected; *expected_iter != NULL; expected_iter++)
155            std::cerr << *expected_iter << "\n";
156
157        std::cerr << "ACTUAL:\n";
158        for (actual_iter = actual.begin(); actual_iter != actual.end();
159             actual_iter++)
160            std::cerr << *actual_iter << "\n";
161
162        ATF_FAIL("Expected results differ to actual values");
163    }
164}
165