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Copy pathtest-debug-break-on-uncaught.js
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104 lines (84 loc) · 2.61 KB
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'use strict';
var path = require('path');
var assert = require('assert');
var spawn = require('child_process').spawn;
var common = require('../common');
var debug = require('_debugger');
addScenario('global.js', null, 2);
addScenario('timeout.js', null, 2);
addScenario('domain.js', null, 10);
// Exception is thrown from vm.js via module.js (internal file)
// var compiledWrapper = runInThisContext(wrapper, filename, 0, true);
addScenario('parse-error.js', 'vm.js', null);
run();
/***************** IMPLEMENTATION *****************/
var scenarios;
function addScenario(scriptName, throwsInFile, throwsOnLine) {
if (!scenarios) scenarios = [];
scenarios.push(
runScenario.bind(null, scriptName, throwsInFile, throwsOnLine, run)
);
}
function run() {
var next = scenarios.shift();
if (next) next();
}
function runScenario(scriptName, throwsInFile, throwsOnLine, next) {
console.log('**[ %s ]**', scriptName);
var asserted = false;
var port = common.PORT + 1337;
var testScript = path.join(
common.fixturesDir,
'uncaught-exceptions',
scriptName
);
var child = spawn(process.execPath, [ '--debug-brk=' + port, testScript ]);
child.on('close', function() {
assert(asserted, 'debugger did not pause on exception');
if (next) next();
});
var exceptions = [];
setTimeout(setupClient.bind(null, runTest), 200);
function setupClient(callback) {
var client = new debug.Client();
client.once('ready', callback.bind(null, client));
client.on('unhandledResponse', function(body) {
console.error('unhandled response: %j', body);
});
client.on('error', function(err) {
if (asserted) return;
assert.ifError(err);
});
client.connect(port);
}
function runTest(client) {
client.req(
{
command: 'setexceptionbreak',
arguments: {
type: 'uncaught',
enabled: true
}
},
function(error, result) {
assert.ifError(error);
client.on('exception', function(event) {
exceptions.push(event.body);
});
client.reqContinue(function(error, result) {
assert.ifError(error);
setTimeout(assertHasPaused.bind(null, client), 100);
});
}
);
}
function assertHasPaused(client) {
assert.equal(exceptions.length, 1, 'debugger did not pause on exception');
assert.equal(exceptions[0].uncaught, true);
assert.equal(exceptions[0].script.name, throwsInFile || testScript);
if (throwsOnLine != null)
assert.equal(exceptions[0].sourceLine + 1, throwsOnLine);
asserted = true;
client.reqContinue(assert.ifError);
}
}