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import { it, expect } from "bun:test";
import * as os from "node:os";
import { realpathSync } from "fs";
it("arch", () => {
expect(["x64", "x86", "arm64"].some(arch => os.arch() === arch)).toBe(true);
});
it("endianness", () => {
expect(/[BL]E/.test(os.endianness())).toBe(true);
});
it("freemem", () => {
expect(os.freemem() > 0).toBe(true);
});
it("totalmem", () => {
expect(os.totalmem() > 0).toBe(true);
});
it("getPriority", () => {
expect(os.getPriority()).toBe(0);
expect(os.getPriority(0)).toBe(0);
});
it("setPriority", () => {
expect(os.setPriority(0, 2)).toBe(undefined);
expect(os.getPriority()).toBe(2);
expect(os.setPriority(5)).toBe(undefined);
expect(os.getPriority()).toBe(5);
});
it("loadavg", () => {
expect(os.loadavg().length === 3).toBe(true);
});
it("homedir", () => {
expect(os.homedir() !== "unknown").toBe(true);
});
it("tmpdir", () => {
if (process.platform === "win32") {
expect(os.tmpdir()).toBe(process.env.TEMP || process.env.TMP);
expect(os.tmpdir()).toBe(`${process.env.SystemRoot || process.env.windir}\\temp`);
} else {
let dir = process.env.TMPDIR || process.env.TMP || process.env.TEMP || "/tmp";
if (dir.length > 1 && dir.endsWith("/")) {
dir = dir.substring(0, dir.length - 1);
}
expect(realpathSync(os.tmpdir())).toBe(realpathSync(dir));
}
});
it("hostname", () => {
expect(os.hostname() !== "unknown").toBe(true);
});
it("platform", () => {
expect(["win32", "darwin", "linux", "wasm"].some(platform => os.platform() === platform)).toBe(true);
});
it("release", () => {
expect(os.release().length > 1).toBe(true);
});
it("type", () => {
expect(["Windows_NT", "Darwin", "Linux"].some(type => os.type() === type)).toBe(true);
});
it("uptime", () => {
expect(os.uptime() > 0).toBe(true);
});
it("version", () => {
expect(typeof os.version() === "string").toBe(true);
});
it("userInfo", () => {
const info = os.userInfo();
if (process.platform !== "win32") {
expect(info.username).toBe(process.env.USER);
expect(info.shell).toBe(process.env.SHELL || "unknown");
expect(info.uid >= 0).toBe(true);
expect(info.gid >= 0).toBe(true);
} else {
expect(info.username).toBe(process.env.USERNAME);
expect(info.shell).toBe(null);
expect(info.uid).toBe(-1);
expect(info.gid).toBe(-1);
}
});
it("cpus", () => {
const cpus = os.cpus();
for (const cpu of cpus) {
expect(typeof cpu.model === "string").toBe(true);
expect(typeof cpu.speed === "number").toBe(true);
expect(typeof cpu.times.idle === "number").toBe(true);
expect(typeof cpu.times.irq === "number").toBe(true);
expect(typeof cpu.times.nice === "number").toBe(true);
expect(typeof cpu.times.sys === "number").toBe(true);
expect(typeof cpu.times.user === "number").toBe(true);
}
});
it("networkInterfaces", () => {
const networkInterfaces = os.networkInterfaces();
for (const networkInterface of Object.values(networkInterfaces)) {
for (const nI of networkInterface) {
expect(typeof nI.address === "string").toBe(true);
expect(typeof nI.netmask === "string").toBe(true);
expect(typeof nI.family === "string").toBe(true);
expect(typeof nI.mac === "string").toBe(true);
expect(typeof nI.internal === "boolean").toBe(true);
if (nI.cidr)
// may be null
expect(typeof nI.cidr).toBe("string");
}
}
});
it("machine", () => {
const possibleValues = [
"arm",
"arm64",
"aarch64",
"mips",
"mips64",
"ppc64",
"ppc64le",
"s390",
"s390x",
"i386",
"i686",
"x86_64",
];
expect(possibleValues.includes(os.machine())).toBe(true);
});
it("EOL", () => {
if (process.platform === "win32") expect(os.EOL).toBe("\\r\\n");
else expect(os.EOL).toBe("\n");
});
it("devNull", () => {
if (process.platform === "win32") expect(os.devNull).toBe("\\\\.\\nul");
else expect(os.devNull).toBe("/dev/null");
});
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