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78 lines
2.8 KiB
TypeScript
78 lines
2.8 KiB
TypeScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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import { assert, unitTest } from "./test_util.ts";
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unitTest(async function metrics(): Promise<void> {
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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([13, 13, 13]); // "\r\r\r",
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await Deno.stdout.write(dataMsg);
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// WARNING: bytesReceived & bytesSentControl are now always zero
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// following https://github.com/denoland/deno/pull/9843
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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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const m1OpWrite = m1.ops["op_write_async"];
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assert(m1OpWrite.opsDispatchedAsync > 0);
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assert(m1OpWrite.opsCompletedAsync > 0);
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assert(m1OpWrite.bytesSentControl === 0);
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assert(m1OpWrite.bytesSentData >= 0);
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assert(m1OpWrite.bytesReceived === 0);
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await Deno.stdout.write(dataMsg);
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const m2 = Deno.metrics();
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assert(m2.opsDispatchedAsync > m1.opsDispatchedAsync);
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assert(m2.opsCompletedAsync > m1.opsCompletedAsync);
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assert(m2.bytesSentControl === m1.bytesSentControl);
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assert(m2.bytesSentData === 0);
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assert(m2.bytesReceived === m1.bytesReceived);
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const m2OpWrite = m2.ops["op_write_async"];
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assert(m2OpWrite.opsDispatchedAsync > m1OpWrite.opsDispatchedAsync);
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assert(m2OpWrite.opsCompletedAsync > m1OpWrite.opsCompletedAsync);
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assert(m2OpWrite.bytesSentControl === m1OpWrite.bytesSentControl);
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assert(m2OpWrite.bytesSentData === 0);
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assert(m2OpWrite.bytesReceived === m1OpWrite.bytesReceived);
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});
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unitTest(
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{ perms: { write: true } },
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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, { mode: 0o666 });
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const metrics = Deno.metrics();
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assert(metrics.opsDispatched === metrics.opsCompleted);
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assert(metrics.opsDispatchedSync === metrics.opsCompletedSync);
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},
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);
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unitTest(
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{ perms: { 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, { mode: 0o666 });
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const metrics = Deno.metrics();
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assert(metrics.opsDispatched === metrics.opsCompleted);
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assert(metrics.opsDispatchedSync === metrics.opsCompletedSync);
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assert(metrics.opsDispatchedAsync === metrics.opsCompletedAsync);
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},
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);
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// Test that ops from extensions have metrics (via OpMiddleware)
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unitTest(function metricsForOpCrates(): void {
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const _ = new URL("https://deno.land");
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const m1 = Deno.metrics().ops["op_url_parse"];
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assert(m1.opsDispatched > 0);
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assert(m1.opsCompleted > 0);
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});
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