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#include <doctest/doctest.h>
#include <vector>
#include "packeteer/l7/ftp.hpp"
using namespace packeteer::net;
namespace {
std::vector<unsigned char> to_bytes(const std::string& s) {
return std::vector<unsigned char>(s.begin(), s.end());
}
} // namespace
TEST_CASE("parse_ftp decodes a greeting response") {
auto msg = parse_ftp(to_bytes("220 (vsFTPd 3.0.5)\r\n"));
REQUIRE(msg.has_value());
CHECK(msg->is_response);
CHECK(msg->command_or_code == "220");
CHECK(msg->argument == "(vsFTPd 3.0.5)");
}
TEST_CASE("parse_ftp decodes a USER command") {
auto msg = parse_ftp(to_bytes("USER anonymous\r\n"));
REQUIRE(msg.has_value());
CHECK_FALSE(msg->is_response);
CHECK(msg->command_or_code == "USER");
CHECK(msg->argument == "anonymous");
}
TEST_CASE("parse_ftp decodes a command with no argument") {
auto msg = parse_ftp(to_bytes("PASV\r\n"));
REQUIRE(msg.has_value());
CHECK(msg->command_or_code == "PASV");
CHECK(msg->argument.empty());
}
TEST_CASE("parse_ftp rejects an unrecognized command word") {
CHECK_FALSE(parse_ftp(to_bytes("BOGUS foo\r\n")).has_value());
}
TEST_CASE("FtpDissector claims port 21 and formats command and argument together") {
FtpDissector dissector;
CHECK(dissector.port() == kFtpPort);
auto summary = dissector.summarize(to_bytes("RETR file.txt\r\n"));
REQUIRE(summary.has_value());
CHECK(*summary == "FTP RETR file.txt");
}
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