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a569be861a
* migrate deno_typescript crate to Isolate.register_op API * remove dual-dispatch mechanism * update Isolate tests to new dispatch mechanism
83 lines
1.8 KiB
JavaScript
83 lines
1.8 KiB
JavaScript
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
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function assert(cond) {
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if (!cond) {
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throw Error("assert");
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}
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}
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// Check overflow (corresponds to full_records test in rust)
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function fullRecords(q) {
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q.reset();
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const oneByte = new Uint8Array([42]);
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for (let i = 0; i < q.MAX_RECORDS; i++) {
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assert(q.push(1, oneByte));
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}
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assert(!q.push(1, oneByte));
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const [opId, r] = q.shift();
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assert(opId == 1);
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assert(r.byteLength == 1);
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assert(r[0] == 42);
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// Even if we shift one off, we still cannot push a new record.
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assert(!q.push(1, oneByte));
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}
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function main() {
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const q = Deno.core.sharedQueue;
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const h = q.head();
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assert(h > 0);
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let r = new Uint8Array([1, 2, 3, 4, 5]);
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const len = r.byteLength + h;
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assert(q.push(1, r));
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assert(q.head() == len);
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r = new Uint8Array([6, 7]);
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assert(q.push(1, r));
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r = new Uint8Array([8, 9, 10, 11]);
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assert(q.push(1, r));
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assert(q.numRecords() == 3);
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assert(q.size() == 3);
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let opId;
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[opId, r] = q.shift();
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assert(r.byteLength == 5);
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assert(r[0] == 1);
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assert(r[1] == 2);
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assert(r[2] == 3);
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assert(r[3] == 4);
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assert(r[4] == 5);
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assert(q.numRecords() == 3);
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assert(q.size() == 2);
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[opId, r] = q.shift();
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assert(r.byteLength == 2);
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assert(r[0] == 6);
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assert(r[1] == 7);
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assert(q.numRecords() == 3);
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assert(q.size() == 1);
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[opId, r] = q.shift();
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assert(opId == 1);
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assert(r.byteLength == 4);
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assert(r[0] == 8);
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assert(r[1] == 9);
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assert(r[2] == 10);
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assert(r[3] == 11);
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assert(q.numRecords() == 0);
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assert(q.size() == 0);
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assert(q.shift() == null);
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assert(q.shift() == null);
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assert(q.numRecords() == 0);
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assert(q.size() == 0);
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fullRecords(q);
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Deno.core.print("shared_queue_test.js ok\n");
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q.reset();
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}
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main();
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