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author | Yoshiya Hinosawa <stibium121@gmail.com> | 2023-02-21 00:35:04 +0900 |
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committer | GitHub <noreply@github.com> | 2023-02-20 16:35:04 +0100 |
commit | 6915a9b7a701dde0e1078867961c9a91811c1850 (patch) | |
tree | e6822f2b8400c7c7941d3cb9ace59842389b5bc9 /cli/tests/node_compat/test/parallel/test-stream-readable-hwm-0.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-stream-readable-hwm-0.js')
-rw-r--r-- | cli/tests/node_compat/test/parallel/test-stream-readable-hwm-0.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-stream-readable-hwm-0.js b/cli/tests/node_compat/test/parallel/test-stream-readable-hwm-0.js new file mode 100644 index 000000000..17a9c05e5 --- /dev/null +++ b/cli/tests/node_compat/test/parallel/test-stream-readable-hwm-0.js @@ -0,0 +1,37 @@ +// 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'; + +const common = require('../common'); + +// This test ensures that Readable stream will call _read() for streams +// with highWaterMark === 0 upon .read(0) instead of just trying to +// emit 'readable' event. + +const assert = require('assert'); +const { Readable } = require('stream'); + +const r = new Readable({ + // Must be called only once upon setting 'readable' listener + read: common.mustCall(), + highWaterMark: 0, +}); + +let pushedNull = false; +// This will trigger read(0) but must only be called after push(null) +// because the we haven't pushed any data +r.on('readable', common.mustCall(() => { + assert.strictEqual(r.read(), null); + assert.strictEqual(pushedNull, true); +})); +r.on('end', common.mustCall()); +process.nextTick(() => { + assert.strictEqual(r.read(), null); + pushedNull = true; + r.push(null); +}); |