minix/external/bsd/kyua-cli/dist/utils/cmdline/base_command_test.cpp

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// Copyright 2010 Google 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:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * 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.
// * Neither the name of Google Inc. nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
// OWNER 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 "utils/cmdline/base_command.ipp"
#include <atf-c++.hpp>
#include "utils/cmdline/exceptions.hpp"
#include "utils/cmdline/options.hpp"
#include "utils/cmdline/parser.ipp"
#include "utils/cmdline/ui_mock.hpp"
#include "utils/defs.hpp"
namespace cmdline = utils::cmdline;
namespace {
/// Mock command to test the cmdline::base_command base class.
///
/// \param Data The type of the opaque data object passed to main().
/// \param ExpectedData The value run() will expect to find in the Data object
/// passed to main().
template< typename Data, Data ExpectedData >
class mock_cmd : public cmdline::base_command< Data > {
public:
/// Indicates if run() has been called already and executed correctly.
bool executed;
/// Contains the argument of --the_string after run() is executed.
std::string optvalue;
/// Constructs a new mock command.
mock_cmd(void) :
cmdline::base_command< Data >("mock", "arg1 [arg2 [arg3]]", 1, 3,
"Command for testing."),
executed(false)
{
this->add_option(cmdline::string_option("the_string", "Test option",
"arg"));
}
/// Executes the command.
///
/// \param unused_ui Object to interact with the I/O of the program.
/// \param cmdline Representation of the command line to the subcommand.
/// \param data Arbitrary data cookie passed to the command.
///
/// \return A hardcoded number for testing purposes.
int
run(cmdline::ui* UTILS_UNUSED_PARAM(ui),
const cmdline::parsed_cmdline& cmdline, const Data& data)
{
if (cmdline.has_option("the_string"))
optvalue = cmdline.get_option< cmdline::string_option >(
"the_string");
ATF_REQUIRE_EQ(ExpectedData, data);
executed = true;
return 1234;
}
};
/// Mock command to test the cmdline::base_command_no_data base class.
class mock_cmd_no_data : public cmdline::base_command_no_data {
public:
/// Indicates if run() has been called already and executed correctly.
bool executed;
/// Contains the argument of --the_string after run() is executed.
std::string optvalue;
/// Constructs a new mock command.
mock_cmd_no_data(void) :
cmdline::base_command_no_data("mock", "arg1 [arg2 [arg3]]", 1, 3,
"Command for testing."),
executed(false)
{
add_option(cmdline::string_option("the_string", "Test option", "arg"));
}
/// Executes the command.
///
/// \param unused_ui Object to interact with the I/O of the program.
/// \param cmdline Representation of the command line to the subcommand.
///
/// \return A hardcoded number for testing purposes.
int
run(cmdline::ui* UTILS_UNUSED_PARAM(ui),
const cmdline::parsed_cmdline& cmdline)
{
if (cmdline.has_option("the_string"))
optvalue = cmdline.get_option< cmdline::string_option >(
"the_string");
executed = true;
return 1234;
}
};
/// Implementation of a command to get access to parse_cmdline().
class parse_cmdline_portal : public cmdline::command_proto {
public:
/// Constructs a new mock command.
parse_cmdline_portal(void) :
cmdline::command_proto("portal", "arg1 [arg2 [arg3]]", 1, 3,
"Command for testing.")
{
this->add_option(cmdline::string_option("the_string", "Test option",
"arg"));
}
/// Delegator for the internal parse_cmdline() method.
///
/// \param args The input arguments to be parsed.
///
/// \return The parsed command line, split in options and arguments.
cmdline::parsed_cmdline
operator()(const cmdline::args_vector& args) const
{
return parse_cmdline(args);
}
};
} // anonymous namespace
ATF_TEST_CASE_WITHOUT_HEAD(command_proto__parse_cmdline__ok);
ATF_TEST_CASE_BODY(command_proto__parse_cmdline__ok)
{
cmdline::args_vector args;
args.push_back("portal");
args.push_back("--the_string=foo bar");
args.push_back("one arg");
args.push_back("another arg");
(void)parse_cmdline_portal()(args);
}
ATF_TEST_CASE_WITHOUT_HEAD(command_proto__parse_cmdline__parse_fail);
ATF_TEST_CASE_BODY(command_proto__parse_cmdline__parse_fail)
{
cmdline::args_vector args;
args.push_back("portal");
args.push_back("--foo-bar");
ATF_REQUIRE_THROW_RE(cmdline::usage_error, "Unknown.*foo-bar",
(void)parse_cmdline_portal()(args));
}
ATF_TEST_CASE_WITHOUT_HEAD(command_proto__parse_cmdline__args_invalid);
ATF_TEST_CASE_BODY(command_proto__parse_cmdline__args_invalid)
{
cmdline::args_vector args;
args.push_back("portal");
ATF_REQUIRE_THROW_RE(cmdline::usage_error, "Not enough arguments",
(void)parse_cmdline_portal()(args));
args.push_back("1");
args.push_back("2");
args.push_back("3");
args.push_back("4");
ATF_REQUIRE_THROW_RE(cmdline::usage_error, "Too many arguments",
(void)parse_cmdline_portal()(args));
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command__getters);
ATF_TEST_CASE_BODY(base_command__getters)
{
mock_cmd< int, 584 > cmd;
ATF_REQUIRE_EQ("mock", cmd.name());
ATF_REQUIRE_EQ("arg1 [arg2 [arg3]]", cmd.arg_list());
ATF_REQUIRE_EQ("Command for testing.", cmd.short_description());
ATF_REQUIRE_EQ(1, cmd.options().size());
ATF_REQUIRE_EQ("the_string", cmd.options()[0]->long_name());
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command__main__ok)
ATF_TEST_CASE_BODY(base_command__main__ok)
{
mock_cmd< int, 584 > cmd;
cmdline::ui_mock ui;
cmdline::args_vector args;
args.push_back("mock");
args.push_back("--the_string=foo bar");
args.push_back("one arg");
args.push_back("another arg");
ATF_REQUIRE_EQ(1234, cmd.main(&ui, args, 584));
ATF_REQUIRE(cmd.executed);
ATF_REQUIRE_EQ("foo bar", cmd.optvalue);
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command__main__parse_cmdline_fail)
ATF_TEST_CASE_BODY(base_command__main__parse_cmdline_fail)
{
mock_cmd< int, 584 > cmd;
cmdline::ui_mock ui;
cmdline::args_vector args;
args.push_back("mock");
args.push_back("--foo-bar");
ATF_REQUIRE_THROW_RE(cmdline::usage_error, "Unknown.*foo-bar",
cmd.main(&ui, args, 584));
ATF_REQUIRE(!cmd.executed);
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command_no_data__getters);
ATF_TEST_CASE_BODY(base_command_no_data__getters)
{
mock_cmd_no_data cmd;
ATF_REQUIRE_EQ("mock", cmd.name());
ATF_REQUIRE_EQ("arg1 [arg2 [arg3]]", cmd.arg_list());
ATF_REQUIRE_EQ("Command for testing.", cmd.short_description());
ATF_REQUIRE_EQ(1, cmd.options().size());
ATF_REQUIRE_EQ("the_string", cmd.options()[0]->long_name());
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command_no_data__main__ok)
ATF_TEST_CASE_BODY(base_command_no_data__main__ok)
{
mock_cmd_no_data cmd;
cmdline::ui_mock ui;
cmdline::args_vector args;
args.push_back("mock");
args.push_back("--the_string=foo bar");
args.push_back("one arg");
args.push_back("another arg");
ATF_REQUIRE_EQ(1234, cmd.main(&ui, args));
ATF_REQUIRE(cmd.executed);
ATF_REQUIRE_EQ("foo bar", cmd.optvalue);
}
ATF_TEST_CASE_WITHOUT_HEAD(base_command_no_data__main__parse_cmdline_fail)
ATF_TEST_CASE_BODY(base_command_no_data__main__parse_cmdline_fail)
{
mock_cmd_no_data cmd;
cmdline::ui_mock ui;
cmdline::args_vector args;
args.push_back("mock");
args.push_back("--foo-bar");
ATF_REQUIRE_THROW_RE(cmdline::usage_error, "Unknown.*foo-bar",
cmd.main(&ui, args));
ATF_REQUIRE(!cmd.executed);
}
ATF_INIT_TEST_CASES(tcs)
{
ATF_ADD_TEST_CASE(tcs, command_proto__parse_cmdline__ok);
ATF_ADD_TEST_CASE(tcs, command_proto__parse_cmdline__parse_fail);
ATF_ADD_TEST_CASE(tcs, command_proto__parse_cmdline__args_invalid);
ATF_ADD_TEST_CASE(tcs, base_command__getters);
ATF_ADD_TEST_CASE(tcs, base_command__main__ok);
ATF_ADD_TEST_CASE(tcs, base_command__main__parse_cmdline_fail);
ATF_ADD_TEST_CASE(tcs, base_command_no_data__getters);
ATF_ADD_TEST_CASE(tcs, base_command_no_data__main__ok);
ATF_ADD_TEST_CASE(tcs, base_command_no_data__main__parse_cmdline_fail);
}