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authorYoshiya Hinosawa <stibium121@gmail.com>2023-02-21 00:35:04 +0900
committerGitHub <noreply@github.com>2023-02-20 16:35:04 +0100
commit6915a9b7a701dde0e1078867961c9a91811c1850 (patch)
treee6822f2b8400c7c7941d3cb9ace59842389b5bc9 /cli/tests/node_compat/test/parallel/test-buffer-inheritance.js
parenta1cd2a5915c13f6a9b8eafa3807e143a02616bc1 (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.js46
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();
+});