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46 lines
1.5 KiB
TypeScript
46 lines
1.5 KiB
TypeScript
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
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import { test, testPerm, assert } from "./test_util.ts";
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test(async function metrics(): Promise<void> {
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const m1 = Deno.metrics();
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assert(m1.opsDispatched > 0);
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assert(m1.opsCompleted > 0);
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assert(m1.bytesSentControl > 0);
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assert(m1.bytesSentData >= 0);
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assert(m1.bytesReceived > 0);
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// Write to stdout to ensure a "data" message gets sent instead of just
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// control messages.
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const dataMsg = new Uint8Array([41, 42, 43]);
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await Deno.stdout.write(dataMsg);
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const m2 = Deno.metrics();
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assert(m2.opsDispatched > m1.opsDispatched);
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assert(m2.opsCompleted > m1.opsCompleted);
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assert(m2.bytesSentControl > m1.bytesSentControl);
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assert(m2.bytesSentData >= m1.bytesSentData + dataMsg.byteLength);
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assert(m2.bytesReceived > m1.bytesReceived);
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});
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testPerm({ write: true }, function metricsUpdatedIfNoResponseSync(): void {
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const filename = Deno.makeTempDirSync() + "/test.txt";
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const data = new Uint8Array([41, 42, 43]);
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Deno.writeFileSync(filename, data, { perm: 0o666 });
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const metrics = Deno.metrics();
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assert(metrics.opsDispatched === metrics.opsCompleted);
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});
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testPerm(
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{ write: true },
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async function metricsUpdatedIfNoResponseAsync(): Promise<void> {
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const filename = Deno.makeTempDirSync() + "/test.txt";
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const data = new Uint8Array([41, 42, 43]);
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await Deno.writeFile(filename, data, { perm: 0o666 });
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const metrics = Deno.metrics();
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assert(metrics.opsDispatched === metrics.opsCompleted);
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}
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);
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