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'use strict';
const common = require('../common');
const net = require('net');
const assert = require('assert');
const socket = net.Stream({ highWaterMark: 0 });
// Make sure that anything besides a buffer or a string throws.
socket.on('error', common.mustNotCall());
assert.throws(() => {
socket.write(null);
}, {
code: 'ERR_STREAM_NULL_VALUES',
name: 'TypeError',
message: 'May not write null values to stream'
});
[
true,
false,
undefined,
1,
1.0,
+Infinity,
-Infinity,
[],
{},
].forEach((value) => {
const socket = net.Stream({ highWaterMark: 0 });
// We need to check the callback since 'error' will only
// be emitted once per instance.
assert.throws(() => {
socket.write(value);
}, {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "chunk" argument must be of type string or an instance of ' +
`Buffer or Uint8Array.${common.invalidArgTypeHelper(value)}`
});
});
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