You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
snapd-extra-utils/snapd-seed-glue/tests/cli-tests.cpp

89 lines
3.0 KiB

// Copyright (C) 2024 Simon Quigley <tsimonq2@ubuntu.com>
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 3
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
#include <iostream>
#include <string>
#include <vector>
#include <cstdlib>
#include <cstdio>
#include <array>
#include <stdexcept>
#include <utility>
std::string OUTPUT_FILE_CONTENTS;
std::pair<std::string, int> execute_command(const std::string& cmd) {
std::array<char, 128> buffer{};
std::string result;
// Redirect stderr to stdout
std::string cmd_with_redirect = cmd + " 2>&1";
FILE* pipe = popen(cmd_with_redirect.c_str(), "r");
if (!pipe) throw std::runtime_error("popen() failed!");
while (fgets(buffer.data(), buffer.size(), pipe) != nullptr) {
result += buffer.data();
// Also echo the output to stdout
std::cout << buffer.data();
}
int rc = pclose(pipe);
int exit_code = WEXITSTATUS(rc);
return {result, exit_code};
}
void confirm_success() {
if (OUTPUT_FILE_CONTENTS.find("Cleanup and validation completed") != std::string::npos) {
// Success, clear OUTPUT_FILE_CONTENTS
OUTPUT_FILE_CONTENTS.clear();
} else {
exit(1);
}
}
void run_snapd_seed_glue(const std::vector<std::string>& args) {
std::string cmd = "snapd-seed-glue/snapd-seed-glue --verbose --seed hello_test";
for (const auto& arg : args) {
cmd += " " + arg;
}
auto [output, exit_code] = execute_command(cmd);
// Append output to OUTPUT_FILE_CONTENTS
OUTPUT_FILE_CONTENTS += output;
if (exit_code != 0) {
exit(1);
}
confirm_success();
}
int main() {
std::cout << "[snapd-seed-glue autopkgtest] Testing snapd-seed-glue with hello...\n";
run_snapd_seed_glue({"hello"});
std::cout << "[snapd-seed-glue autopkgtest] Add htop to the same seed...\n";
run_snapd_seed_glue({"hello", "htop"});
std::cout << "[snapd-seed-glue autopkgtest] Remove htop and replace it with btop...\n";
run_snapd_seed_glue({"hello", "btop"});
std::cout << "[snapd-seed-glue autopkgtest] Confirm that non-existent snaps will fail...\n";
std::string invalid_snap = "absolutelyridiculouslongnamethatwilldefinitelyneverexist";
std::string cmd = "/usr/bin/snapd-seed-glue --verbose --seed test_dir " + invalid_snap;
auto [output, exit_code] = execute_command(cmd);
OUTPUT_FILE_CONTENTS += output;
if (exit_code != 0) {
std::cout << "Fail expected\n";
}
if (OUTPUT_FILE_CONTENTS.find("cannot install snap \"" + invalid_snap + "\": snap not found") != std::string::npos) {
// Expected error message found
} else {
exit(1);
}
return 0;
}