diff options
author | Yoshiya Hinosawa <stibium121@gmail.com> | 2023-02-21 00:35:04 +0900 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-02-20 16:35:04 +0100 |
commit | 6915a9b7a701dde0e1078867961c9a91811c1850 (patch) | |
tree | e6822f2b8400c7c7941d3cb9ace59842389b5bc9 /cli/tests/node_compat/test/parallel/test-buffer-inheritance.js | |
parent | a1cd2a5915c13f6a9b8eafa3807e143a02616bc1 (diff) |
test(ext/node): more node compat tests (#17827)
This PR adds the remaining ~650 Node.js compat test cases from std/node.
Among these 650 cases, about 130 cases are now failing. These failing
cases are prefixed with `TODO:` in `tests/node_compat/config.json`.
These will be addressed in later PRs.
Diffstat (limited to 'cli/tests/node_compat/test/parallel/test-buffer-inheritance.js')
-rw-r--r-- | cli/tests/node_compat/test/parallel/test-buffer-inheritance.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-buffer-inheritance.js b/cli/tests/node_compat/test/parallel/test-buffer-inheritance.js new file mode 100644 index 000000000..fb22a19a9 --- /dev/null +++ b/cli/tests/node_compat/test/parallel/test-buffer-inheritance.js @@ -0,0 +1,46 @@ +// deno-fmt-ignore-file +// deno-lint-ignore-file + +// Copyright Joyent and Node contributors. All rights reserved. MIT license. +// Taken from Node 18.12.1 +// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually + +'use strict'; + +require('../common'); +const assert = require('assert'); + + +function T(n) { + const ui8 = new Uint8Array(n); + Object.setPrototypeOf(ui8, T.prototype); + return ui8; +} +Object.setPrototypeOf(T.prototype, Buffer.prototype); +Object.setPrototypeOf(T, Buffer); + +T.prototype.sum = function sum() { + let cntr = 0; + for (let i = 0; i < this.length; i++) + cntr += this[i]; + return cntr; +}; + + +const vals = [new T(4), T(4)]; + +vals.forEach(function(t) { + assert.strictEqual(t.constructor, T); + assert.strictEqual(Object.getPrototypeOf(t), T.prototype); + assert.strictEqual(Object.getPrototypeOf(Object.getPrototypeOf(t)), + Buffer.prototype); + + t.fill(5); + let cntr = 0; + for (let i = 0; i < t.length; i++) + cntr += t[i]; + assert.strictEqual(cntr, t.length * 5); + + // Check this does not throw + t.toString(); +}); |