node/test/parallel/test-stream-writable-writab...

49 lines
984 B
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const { Writable } = require('stream');
{
const w = new Writable({
write() {}
});
assert.strictEqual(w.writable, true);
w.destroy();
assert.strictEqual(w.writable, false);
}
{
const w = new Writable({
write: common.mustCall((chunk, encoding, callback) => {
callback(new Error());
})
});
assert.strictEqual(w.writable, true);
w.write('asd');
assert.strictEqual(w.writable, false);
w.on('error', common.mustCall());
}
{
const w = new Writable({
write: common.mustCall((chunk, encoding, callback) => {
process.nextTick(() => {
callback(new Error());
assert.strictEqual(w.writable, false);
});
})
});
w.write('asd');
w.on('error', common.mustCall());
}
{
const w = new Writable({
write: common.mustNotCall()
});
assert.strictEqual(w.writable, true);
w.end();
assert.strictEqual(w.writable, false);
}