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fix(ext/node): support the optional previousValue parameter for process.cpuUsage() (#28550)

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Jake Champion 2025-04-01 12:48:09 +01:00 • committed by GitHub
parent b880087668
commit 0f40ee7ff4
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2 changed files with 100 additions and 5 deletions
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48
tests/unit_node/process_test.ts
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@ -6,6 +6,7 @@ import process, {
arch as importedArch,
argv,
argv0 as importedArgv0,
cpuUsage as importedCpuUsage,
env,
execArgv as importedExecArgv,
execPath as importedExecPath,
@ -1145,9 +1146,56 @@ Deno.test(function importedExecPathTest() {
});
Deno.test("process.cpuUsage()", () => {
assert(process.cpuUsage.length === 1);
const cpuUsage = process.cpuUsage();
assert(typeof cpuUsage.user === "number");
assert(typeof cpuUsage.system === "number");
const a = process.cpuUsage();
const b = process.cpuUsage(a);
assert(a.user > b.user);
assert(a.system > b.system);
assertThrows(
() => {
// @ts-ignore TS2322
process.cpuUsage({});
},
TypeError,
);
assertThrows(
() => {
// @ts-ignore TS2322
process.cpuUsage({ user: "1", system: 2 });
},
TypeError,
);
assertThrows(
() => {
// @ts-ignore TS2322
process.cpuUsage({ user: 1, system: "2" });
},
TypeError,
);
for (const invalidNumber of [-1, -Infinity, Infinity, NaN]) {
assertThrows(
() => {
process.cpuUsage({ user: invalidNumber, system: 2 });
},
RangeError,
);
assertThrows(
() => {
process.cpuUsage({ user: 2, system: invalidNumber });
},
RangeError,
);
}
});
Deno.test("importedCpuUsage", () => {
assert(importedCpuUsage === process.cpuUsage);
});
Deno.test("process.stdout.columns writable", () => {