deno.land / std@0.166.0 / node / os_test.ts

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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.import { assert, assertEquals, assertThrows } from "../testing/asserts.ts";import * as os from "./os.ts";
Deno.test({ name: "build architecture is a string", fn() { assertEquals(typeof os.arch(), "string"); },});
Deno.test({ name: "build architecture", fn() { if (Deno.build.arch == "x86_64") { assertEquals(os.arch(), "x64"); } else if (Deno.build.arch == "aarch64") { assertEquals(os.arch(), "arm64"); } else { throw new Error("unreachable"); } },});
Deno.test({ name: "home directory is a string", fn() { assertEquals(typeof os.homedir(), "string"); },});
Deno.test({ name: "tmp directory is a string", fn() { assertEquals(typeof os.tmpdir(), "string"); },});
Deno.test({ name: "hostname is a string", fn() { assertEquals(typeof os.hostname(), "string"); },});
Deno.test({ name: "platform is a string", fn() { assertEquals(typeof os.platform(), "string"); },});
Deno.test({ name: "release is a string", fn() { assertEquals(typeof os.release(), "string"); },});
Deno.test({ name: "type is a string", fn() { assertEquals(typeof os.type(), "string"); },});
Deno.test({ name: "getPriority(): PID must be a 32 bit integer", fn() { assertThrows( () => { os.getPriority(3.15); }, Error, "pid must be 'an integer'", ); assertThrows( () => { os.getPriority(9999999999); }, Error, "must be >= -2147483648 && <= 2147483647", ); },});
Deno.test({ name: "setPriority(): PID must be a 32 bit integer", fn() { assertThrows( () => { os.setPriority(3.15, 0); }, Error, "pid must be 'an integer'", ); assertThrows( () => { os.setPriority(9999999999, 0); }, Error, "pid must be >= -2147483648 && <= 2147483647", ); },});
Deno.test({ name: "setPriority(): priority must be an integer between -20 and 19", fn() { assertThrows( () => { os.setPriority(0, 3.15); }, Error, "priority must be 'an integer'", ); assertThrows( () => { os.setPriority(0, -21); }, Error, "priority must be >= -20 && <= 19", ); assertThrows( () => { os.setPriority(0, 20); }, Error, "priority must be >= -20 && <= 19", ); assertThrows( () => { os.setPriority(0, 9999999999); }, Error, "priority must be >= -20 && <= 19", ); },});
Deno.test({ name: "setPriority(): if only one argument specified, then this is the priority, NOT the pid", fn() { assertThrows( () => { os.setPriority(3.15); }, Error, "priority must be 'an integer'", ); assertThrows( () => { os.setPriority(-21); }, Error, "priority must be >= -20 && <= 19", ); assertThrows( () => { os.setPriority(20); }, Error, "priority must be >= -20 && <= 19", ); assertThrows( () => { os.setPriority(9999999999); }, Error, "priority must be >= -20 && <= 19", ); },});
Deno.test({ name: "EOL is as expected", fn() { assert(os.EOL == "\r\n" || os.EOL == "\n"); },});
Deno.test({ name: "Endianness is determined", fn() { assert(["LE", "BE"].includes(os.endianness())); },});
Deno.test({ name: "Load average is an array of 3 numbers", fn() { const result = os.loadavg(); assert(result.length == 3); assertEquals(typeof result[0], "number"); assertEquals(typeof result[1], "number"); assertEquals(typeof result[2], "number"); },});
Deno.test({ name: "Primitive coercion works as expected", fn() { assertEquals(`${os.arch}`, os.arch()); assertEquals(`${os.endianness}`, os.endianness()); assertEquals(`${os.platform}`, os.platform()); },});
Deno.test({ name: "Total memory amount should be greater than 0", fn() { assert(os.totalmem() > 0); },});
Deno.test({ name: "Free memory amount should be greater than 0", fn() { assert(os.freemem() > 0); },});
Deno.test({ name: "os.cpus()", fn() { assertEquals(os.cpus().length, navigator.hardwareConcurrency);
for (const cpu of os.cpus()) { assertEquals(cpu.model, ""); assertEquals(cpu.speed, 0); assertEquals(cpu.times.user, 0); assertEquals(cpu.times.nice, 0); assertEquals(cpu.times.sys, 0); assertEquals(cpu.times.idle, 0); assertEquals(cpu.times.irq, 0); } },});
Deno.test({ name: "APIs not yet implemented", fn() { assertThrows( () => { os.getPriority(); }, Error, "Not implemented", ); assertThrows( () => { os.setPriority(0); }, Error, "Not implemented", ); assertThrows( () => { os.uptime(); }, Error, "Not implemented", ); assertThrows( () => { os.userInfo(); }, Error, "Not implemented", ); },});
std
Deno standard library
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Tagged at
2 months ago