minix/external/bsd/atf/dist/atf-run/atffile.cpp

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//
// Automated Testing Framework (atf)
//
// Copyright (c) 2007 The NetBSD Foundation, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#include <fstream>
#include "atf-c/defs.h"
#include "atf-c++/detail/exceptions.hpp"
#include "atf-c++/detail/expand.hpp"
#include "atf-c++/detail/parser.hpp"
#include "atf-c++/detail/sanity.hpp"
#include "atffile.hpp"
namespace impl = atf::atf_run;
namespace detail = atf::atf_run::detail;
// ------------------------------------------------------------------------
// The "atf_atffile" auxiliary parser.
// ------------------------------------------------------------------------
namespace atf_atffile {
static const atf::parser::token_type eof_type = 0;
static const atf::parser::token_type nl_type = 1;
static const atf::parser::token_type text_type = 2;
static const atf::parser::token_type colon_type = 3;
static const atf::parser::token_type conf_type = 4;
static const atf::parser::token_type dblquote_type = 5;
static const atf::parser::token_type equal_type = 6;
static const atf::parser::token_type hash_type = 7;
static const atf::parser::token_type prop_type = 8;
static const atf::parser::token_type tp_type = 9;
static const atf::parser::token_type tp_glob_type = 10;
class tokenizer : public atf::parser::tokenizer< std::istream > {
public:
tokenizer(std::istream& is, size_t curline) :
atf::parser::tokenizer< std::istream >
(is, true, eof_type, nl_type, text_type, curline)
{
add_delim(':', colon_type);
add_delim('=', equal_type);
add_delim('#', hash_type);
add_quote('"', dblquote_type);
add_keyword("conf", conf_type);
add_keyword("prop", prop_type);
add_keyword("tp", tp_type);
add_keyword("tp-glob", tp_glob_type);
}
};
} // namespace atf_atffile
// ------------------------------------------------------------------------
// The "atf_atffile_reader" class.
// ------------------------------------------------------------------------
detail::atf_atffile_reader::atf_atffile_reader(std::istream& is) :
m_is(is)
{
}
detail::atf_atffile_reader::~atf_atffile_reader(void)
{
}
void
detail::atf_atffile_reader::got_conf(
const std::string& name ATF_DEFS_ATTRIBUTE_UNUSED,
const std::string& val ATF_DEFS_ATTRIBUTE_UNUSED)
{
}
void
detail::atf_atffile_reader::got_prop(
const std::string& name ATF_DEFS_ATTRIBUTE_UNUSED,
const std::string& val ATF_DEFS_ATTRIBUTE_UNUSED)
{
}
void
detail::atf_atffile_reader::got_tp(
const std::string& name ATF_DEFS_ATTRIBUTE_UNUSED,
bool isglob ATF_DEFS_ATTRIBUTE_UNUSED)
{
}
void
detail::atf_atffile_reader::got_eof(void)
{
}
void
detail::atf_atffile_reader::read(void)
{
using atf::parser::parse_error;
using namespace atf_atffile;
std::pair< size_t, atf::parser::headers_map > hml =
atf::parser::read_headers(m_is, 1);
atf::parser::validate_content_type(hml.second,
"application/X-atf-atffile", 1);
tokenizer tkz(m_is, hml.first);
atf::parser::parser< tokenizer > p(tkz);
for (;;) {
try {
atf::parser::token t =
p.expect(conf_type, hash_type, prop_type, tp_type,
tp_glob_type, nl_type, eof_type,
"conf, #, prop, tp, tp-glob, a new line or eof");
if (t.type() == eof_type)
break;
if (t.type() == conf_type) {
t = p.expect(colon_type, "`:'");
t = p.expect(text_type, "variable name");
std::string var = t.text();
t = p.expect(equal_type, "equal sign");
t = p.expect(text_type, "word or quoted string");
ATF_PARSER_CALLBACK(p, got_conf(var, t.text()));
} else if (t.type() == hash_type) {
(void)p.rest_of_line();
} else if (t.type() == prop_type) {
t = p.expect(colon_type, "`:'");
t = p.expect(text_type, "property name");
std::string name = t.text();
t = p.expect(equal_type, "equale sign");
t = p.expect(text_type, "word or quoted string");
ATF_PARSER_CALLBACK(p, got_prop(name, t.text()));
} else if (t.type() == tp_type) {
t = p.expect(colon_type, "`:'");
t = p.expect(text_type, "word or quoted string");
ATF_PARSER_CALLBACK(p, got_tp(t.text(), false));
} else if (t.type() == tp_glob_type) {
t = p.expect(colon_type, "`:'");
t = p.expect(text_type, "word or quoted string");
ATF_PARSER_CALLBACK(p, got_tp(t.text(), true));
} else if (t.type() == nl_type) {
continue;
} else
UNREACHABLE;
t = p.expect(nl_type, hash_type, eof_type,
"new line or comment");
if (t.type() == hash_type) {
(void)p.rest_of_line();
t = p.next();
} else if (t.type() == eof_type)
break;
} catch (const parse_error& pe) {
p.add_error(pe);
p.reset(nl_type);
}
}
ATF_PARSER_CALLBACK(p, got_eof());
}
// ------------------------------------------------------------------------
// The "reader" helper class.
// ------------------------------------------------------------------------
class reader : public detail::atf_atffile_reader {
const atf::fs::directory& m_dir;
atf::tests::vars_map m_conf, m_props;
std::vector< std::string > m_tps;
void
got_tp(const std::string& name, bool isglob)
{
if (isglob) {
std::vector< std::string > ms =
atf::expand::expand_glob(name, m_dir.names());
// Cannot use m_tps.insert(iterator, begin, end) here because it
// does not work under Solaris.
for (std::vector< std::string >::const_iterator iter = ms.begin();
iter != ms.end(); iter++)
m_tps.push_back(*iter);
} else {
if (m_dir.find(name) == m_dir.end())
throw atf::not_found_error< atf::fs::path >
("Cannot locate the " + name + " file",
atf::fs::path(name));
m_tps.push_back(name);
}
}
void
got_prop(const std::string& name, const std::string& val)
{
m_props[name] = val;
}
void
got_conf(const std::string& var, const std::string& val)
{
m_conf[var] = val;
}
public:
reader(std::istream& is, const atf::fs::directory& dir) :
detail::atf_atffile_reader(is),
m_dir(dir)
{
}
const atf::tests::vars_map&
conf(void)
const
{
return m_conf;
}
const atf::tests::vars_map&
props(void)
const
{
return m_props;
}
const std::vector< std::string >&
tps(void)
const
{
return m_tps;
}
};
// ------------------------------------------------------------------------
// The "atffile" class.
// ------------------------------------------------------------------------
impl::atffile::atffile(const atf::tests::vars_map& config_vars,
const std::vector< std::string >& test_program_names,
const atf::tests::vars_map& properties) :
m_conf(config_vars),
m_tps(test_program_names),
m_props(properties)
{
PRE(properties.find("test-suite") != properties.end());
}
const std::vector< std::string >&
impl::atffile::tps(void)
const
{
return m_tps;
}
const atf::tests::vars_map&
impl::atffile::conf(void)
const
{
return m_conf;
}
const atf::tests::vars_map&
impl::atffile::props(void)
const
{
return m_props;
}
// ------------------------------------------------------------------------
// Free functions.
// ------------------------------------------------------------------------
// XXX Glob expansion and file existance checks certainly do not belong in
// a *parser*. This needs to be taken out...
impl::atffile
impl::read_atffile(const atf::fs::path& filename)
{
// Scan the directory where the atffile lives in to gather a list of
// all possible test programs in it.
fs::directory dir(filename.branch_path());
dir.erase(filename.leaf_name());
fs::directory::iterator iter = dir.begin();
while (iter != dir.end()) {
const std::string& name = (*iter).first;
const fs::file_info& fi = (*iter).second;
// Discard hidden files and non-executable ones so that they are
// not candidates for glob matching.
if (name[0] == '.' || (!fi.is_owner_executable() &&
!fi.is_group_executable()))
dir.erase(iter++);
else
iter++;
}
// Parse the atffile.
std::ifstream is(filename.c_str());
if (!is)
throw atf::not_found_error< fs::path >
("Cannot open Atffile", filename);
reader r(is, dir);
r.read();
is.close();
// Sanity checks.
if (r.props().find("test-suite") == r.props().end())
throw atf::not_found_error< std::string >
("Undefined property `test-suite'", "test-suite");
return atffile(r.conf(), r.tps(), r.props());
}