| 67 | } |
| 68 | |
| 69 | function benchWebStream(chunk, datasize, n, totalOps) { |
| 70 | async function run() { |
| 71 | let remaining = datasize; |
| 72 | const rs = new ReadableStream({ |
| 73 | pull(controller) { |
| 74 | if (remaining <= 0) { controller.close(); return; } |
| 75 | const size = Math.min(remaining, chunk.length); |
| 76 | remaining -= size; |
| 77 | controller.enqueue( |
| 78 | size === chunk.length ? chunk : chunk.subarray(0, size)); |
| 79 | }, |
| 80 | }); |
| 81 | const ts = new TransformStream({ |
| 82 | transform(c, controller) { |
| 83 | controller.enqueue(copyBuf(c)); |
| 84 | }, |
| 85 | }); |
| 86 | const ws = new WritableStream({ write() {} }); |
| 87 | await rs.pipeThrough(ts).pipeTo(ws); |
| 88 | } |
| 89 | |
| 90 | (async () => { |
| 91 | bench.start(); |
| 92 | for (let i = 0; i < n; i++) await run(); |
| 93 | bench.end(totalOps); |
| 94 | })(); |
| 95 | } |
| 96 | |
| 97 | function benchIter(chunk, datasize, n, totalOps) { |
| 98 | const { pipeTo } = require('stream/iter'); |