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'use strict';
const common = require('../common');
const assert = require('assert');
const spawn = require('child_process').spawn;
process.env.NODE_DEBUGGER_TIMEOUT = 2000;
const port = common.PORT;
let child;
let buffer = '';
const expected = [];
let quit;
function startDebugger(scriptToDebug) {
scriptToDebug = process.env.NODE_DEBUGGER_TEST_SCRIPT ||
common.fixturesDir + '/' + scriptToDebug;
child = spawn(process.execPath, ['debug', '--port=' + port, scriptToDebug]);
console.error('./node', 'debug', '--port=' + port, scriptToDebug);
child.stdout.setEncoding('utf-8');
child.stdout.on('data', function(data) {
data = (buffer + data).split('\n');
buffer = data.pop();
data.forEach(function(line) {
child.emit('line', line);
});
});
child.stderr.pipe(process.stderr);
child.on('line', function(line) {
line = line.replace(/^(debug> *)+/, '');
console.log(line);
assert.ok(expected.length > 0, 'Got unexpected line: ' + line);
const expectedLine = expected[0].lines.shift();
assert.ok(line.match(expectedLine) !== null, line + ' != ' + expectedLine);
if (expected[0].lines.length === 0) {
const callback = expected[0].callback;
expected.shift();
callback && callback();
}
});
let childClosed = false;
child.on('close', function(code) {
assert(!code);
childClosed = true;
});
let quitCalled = false;
quit = function() {
if (quitCalled || childClosed) return;
quitCalled = true;
child.stdin.write('quit');
child.kill('SIGTERM');
};
setTimeout(function() {
console.error('dying badly buffer=%j', buffer);
let err = 'Timeout';
if (expected.length > 0 && expected[0].lines) {
err = err + '. Expected: ' + expected[0].lines.shift();
}
child.on('close', function() {
console.error('child is closed');
throw new Error(err);
});
quit();
}, 10000).unref();
process.once('uncaughtException', function(e) {
console.error('UncaughtException', e, e.stack);
quit();
console.error(e.toString());
process.exit(1);
});
process.on('exit', function(code) {
console.error('process exit', code);
quit();
if (code === 0)
assert(childClosed);
});
}
function addTest(input, output) {
function next() {
if (expected.length > 0) {
console.log('debug> ' + expected[0].input);
child.stdin.write(expected[0].input + '\n');
if (!expected[0].lines) {
const callback = expected[0].callback;
expected.shift();
callback && callback();
}
} else {
quit();
}
}
expected.push({input: input, lines: output, callback: next});
}
const handshakeLines = [
/listening on /,
/connecting.* ok/
];
const initialBreakLines = [
/break in .*:1/,
/1/, /2/, /3/
];
const initialLines = handshakeLines.concat(initialBreakLines);
// Process initial lines
addTest(null, initialLines);
exports.startDebugger = startDebugger;
exports.addTest = addTest;
exports.initialLines = initialLines;
exports.handshakeLines = handshakeLines;
exports.initialBreakLines = initialBreakLines;
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