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/*
* Copyright 2009- ECMWF.
*
* This software is licensed under the terms of the Apache Licence version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
* In applying this licence, ECMWF does not waive the privileges and immunities
* granted to it by virtue of its status as an intergovernmental organisation
* nor does it submit to any jurisdiction.
*/
#include <boost/test/unit_test.hpp>
#include "ecflow/client/HostsFile.hpp"
#include "ecflow/core/Converter.hpp"
#include "ecflow/core/Filesystem.hpp"
#include "ecflow/test/scaffold/Naming.hpp"
#include "ecflow/test/scaffold/Provisioning.hpp"
BOOST_AUTO_TEST_SUITE(S_Client)
BOOST_AUTO_TEST_SUITE(T_HostsFile)
static int default_port = 1234;
BOOST_AUTO_TEST_CASE(test_can_load_empty_hosts_file) {
ECF_NAME_THIS_TEST();
std::string contents;
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().empty());
}
BOOST_AUTO_TEST_CASE(test_can_load_empty_lines_hosts_file) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
)";
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().empty());
}
BOOST_AUTO_TEST_CASE(test_can_load_hosts_file_with_only_comments) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
# This is a comment
# Another comment line
)";
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().empty());
}
BOOST_AUTO_TEST_CASE(test_can_load_hosts_file_with_default_port) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
# This is a comment
host1 # Another comment line
# Last comment
)";
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().size() == 1);
BOOST_REQUIRE(hf.hosts()[0].first == "host1");
BOOST_REQUIRE(hf.hosts()[0].second == std::to_string(default_port));
}
BOOST_AUTO_TEST_CASE(test_can_load_hosts_file_with_multiple_entries) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
# This is a comment
host1 # Another comment line
host2:5678
# Last comment
)";
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().size() == 2);
BOOST_REQUIRE(hf.hosts()[0].first == "host1");
BOOST_REQUIRE(hf.hosts()[0].second == std::to_string(default_port));
BOOST_REQUIRE(hf.hosts()[1].first == "host2");
BOOST_REQUIRE(hf.hosts()[1].second == "5678");
}
BOOST_AUTO_TEST_CASE(test_fails_when_parsing_empty_port) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
host1:
)";
std::istringstream stream(contents);
auto hf = ecf::HostsFile::parse(stream, default_port);
BOOST_REQUIRE(hf.hosts().size() == 1);
BOOST_REQUIRE(hf.hosts()[0].first == "host1");
BOOST_REQUIRE(hf.hosts()[0].second == std::to_string(default_port));
// n.b. The default port is used if provided an empty port field
}
BOOST_AUTO_TEST_CASE(test_fails_when_parsing_invalid_negative_port) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
host1:-1234
)";
std::istringstream stream(contents);
BOOST_REQUIRE_THROW(ecf::HostsFile::parse(stream, default_port), ecf::HostsFileFailure);
}
BOOST_AUTO_TEST_CASE(test_fails_when_parsing_invalid_textual_port) {
ECF_NAME_THIS_TEST();
std::string contents = R"(
host1:invalid
)";
std::istringstream stream(contents);
BOOST_REQUIRE_THROW(ecf::HostsFile::parse(stream, default_port), ecf::HostsFileFailure);
}
BOOST_AUTO_TEST_CASE(test_can_parse_from_file) {
ECF_NAME_THIS_TEST();
auto content = fs::path{"test_hostsfile.txt"};
WithTestFile hostsfile(NamedTestFile{content.c_str()}, R"(
host1:3142
host2:3143
host3
host4:3147
longnamehost5
)");
auto hf = ecf::HostsFile::parse(content, default_port);
BOOST_REQUIRE(hf.hosts().size() == 5);
BOOST_REQUIRE(hf.hosts()[0].first == "host1");
BOOST_REQUIRE(hf.hosts()[0].second == "3142");
BOOST_REQUIRE(hf.hosts()[1].first == "host2");
BOOST_REQUIRE(hf.hosts()[1].second == "3143");
BOOST_REQUIRE(hf.hosts()[2].first == "host3");
BOOST_REQUIRE(hf.hosts()[2].second == std::to_string(default_port));
BOOST_REQUIRE(hf.hosts()[3].first == "host4");
BOOST_REQUIRE(hf.hosts()[3].second == "3147");
BOOST_REQUIRE(hf.hosts()[4].first == "longnamehost5");
BOOST_REQUIRE(hf.hosts()[4].second == std::to_string(default_port));
}
BOOST_AUTO_TEST_CASE(test_can_parse_from_file_with_comments) {
ECF_NAME_THIS_TEST();
auto content = fs::path{"test_hostsfile.txt"};
WithTestFile hostsfile(NamedTestFile{content.c_str()}, R"(
# Some comment
host1 # Another comment
host2:5678
)");
auto hf = ecf::HostsFile::parse(content, default_port);
BOOST_REQUIRE(hf.hosts().size() == 2);
BOOST_REQUIRE(hf.hosts()[0].first == "host1");
BOOST_REQUIRE(hf.hosts()[0].second == std::to_string(default_port));
BOOST_REQUIRE(hf.hosts()[1].first == "host2");
BOOST_REQUIRE(hf.hosts()[1].second == "5678");
}
BOOST_AUTO_TEST_CASE(test_fails_when_parsing_nonexisten_file) {
ECF_NAME_THIS_TEST();
fs::path content = "test_nonexistent.txt";
BOOST_REQUIRE_THROW(ecf::HostsFile::parse(content, 1234), ecf::HostsFileFailure);
}
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE_END()
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