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Performance: ``` async_ops.js: 760k -> 1030k (!) async_ops_deferred.js: 730k -> 770k Deno.serve bench: 118k -> 124k WS test w/ third_party/prebuilt/mac/load_test 100 localhost 8000 0 0: unchanged Startup time: approx 0.5ms slower (13.7 -> 14.2ms) ```
93 lines
3.3 KiB
TypeScript
93 lines
3.3 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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import { assert, assertEquals } from "./test_util.ts";
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Deno.test(async function metrics() {
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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"];
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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"];
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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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Deno.test(
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{ permissions: { write: true } },
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function metricsUpdatedIfNoResponseSync() {
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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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Deno.test(
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{ permissions: { write: true } },
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async function metricsUpdatedIfNoResponseAsync() {
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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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Deno.test(function metricsForOpCrates() {
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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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// Test that op_names == Objects.keys(Deno[Deno.internal].core.ops)
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// since building the per-op metrics depends on op_names being complete
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Deno.test(function opNamesMatch() {
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// @ts-ignore: Deno[Deno.internal].core allowed
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const ops = Object.keys(Deno[Deno.internal].core.ops);
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// @ts-ignore: Deno[Deno.internal].core allowed
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ops.concat(Object.keys(Deno[Deno.internal].core.asyncOps));
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assertEquals(
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// @ts-ignore: Deno[Deno.internal].core allowed
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Deno[Deno.internal].core.opNames().sort(),
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ops.sort().filter((name) => name !== "asyncOpsInfo"),
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);
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});
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