1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
'use strict';
require('../common');
const assert = require('assert');
const spawn = require('child_process').spawn;
const child = spawn(process.execPath, [ '-i' ], {
stdio: [null, null, 2]
});
let stdout = '';
child.stdout.setEncoding('utf8');
child.stdout.on('data', function(c) {
process.stdout.write(c);
stdout += c;
if (stdout.includes('> THROW 2'))
child.stdin.end();
});
child.stdin.write = function(original) {
return function(c) {
process.stderr.write(c);
return original.call(child.stdin, c);
};
}(child.stdin.write);
child.stdout.once('data', function() {
child.stdin.write('var throws = 0;');
child.stdin.write('process.on("exit",function(){console.log(throws)});');
child.stdin.write('function thrower(){console.log("THROW",throws++);XXX};');
child.stdin.write('setTimeout(thrower);""\n');
setTimeout(fsTest, 50);
function fsTest() {
const f = JSON.stringify(__filename);
child.stdin.write(`fs.readFile(${f}, thrower);\n`);
setTimeout(eeTest, 50);
}
function eeTest() {
child.stdin.write('setTimeout(function() {\n' +
' const events = require("events");\n' +
' var e = new events.EventEmitter;\n' +
' process.nextTick(function() {\n' +
' e.on("x", thrower);\n' +
' setTimeout(function() {\n' +
' e.emit("x");\n' +
' });\n' +
' });\n' +
'});"";\n');
}
});
child.on('close', function(c) {
assert.strictEqual(c, 0);
// make sure we got 3 throws, in the end.
const lastLine = stdout.trim().split(/\r?\n/).pop();
assert.strictEqual(lastLine, '> 3');
});
|
