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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
const {
mustCall,
mustCallAtLeast,
mustNotCall,
} = require('../common');
const assert = require('assert');
const debug = require('util').debuglog('test');
const spawn = require('child_process').spawn;
const cat = spawn('cat');
cat.stdin.write('hello');
cat.stdin.write(' ');
cat.stdin.write('world');
assert.strictEqual(cat.stdin.writable, true);
assert.strictEqual(cat.stdin.readable, false);
cat.stdin.end();
let response = '';
cat.stdout.setEncoding('utf8');
cat.stdout.on('data', mustCallAtLeast((chunk) => {
debug(`stdout: ${chunk}`);
response += chunk;
}));
cat.stdout.on('end', mustCall());
cat.stderr.on('data', mustNotCall());
cat.stderr.on('end', mustCall());
cat.on('exit', mustCall((status) => {
assert.strictEqual(status, 0);
}));
cat.on('close', mustCall(() => {
assert.strictEqual(response, 'hello world');
}));
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