f43ea7a6bb
This makes it so that if the ScopedThread exited due to an uncaught JavaScript exception, then calling .join() or .returnData() on it throws a JavaScript exception with the error message and stacktrace intact.
71 lines
2.8 KiB
JavaScript
71 lines
2.8 KiB
JavaScript
/**
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* Test that the mapReduce command fails gracefully when user-provided JavaScript code throws and
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* that the user gets back a JavaScript stacktrace.
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*
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* @tags: [
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* does_not_support_stepdowns,
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* requires_scripting,
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* ]
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*/
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(function() {
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"use strict";
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let coll = db.mr_tolerates_js_exception;
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coll.drop();
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for (let i = 0; i < 100; i++) {
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assert.writeOK(coll.insert({_id: i, a: 1}));
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}
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// Test that the command fails with a JS interpreter failure error when the reduce function
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// throws.
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let cmdOutput = db.runCommand({
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mapReduce: coll.getName(),
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map: function() {
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emit(this.a, 1);
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},
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reduce: function(key, value) {
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(function myFunction() {
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throw new Error("Intentionally thrown inside reduce function");
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})();
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},
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out: {inline: 1}
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});
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assert.commandFailedWithCode(cmdOutput, ErrorCodes.JSInterpreterFailure, tojson(cmdOutput));
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assert(/Intentionally thrown inside reduce function/.test(cmdOutput.errmsg),
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() => "mapReduce didn't include the message from the exception thrown: " +
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tojson(cmdOutput));
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assert(/myFunction@/.test(cmdOutput.errmsg),
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() => "mapReduce didn't return the JavaScript stacktrace: " + tojson(cmdOutput));
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assert(
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!cmdOutput.hasOwnProperty("stack"),
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() => "mapReduce shouldn't return JavaScript stacktrace separately: " + tojson(cmdOutput));
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assert(!cmdOutput.hasOwnProperty("originalError"),
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() => "mapReduce shouldn't return wrapped version of the error: " + tojson(cmdOutput));
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// Test that the command fails with a JS interpreter failure error when the map function
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// throws.
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cmdOutput = db.runCommand({
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mapReduce: coll.getName(),
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map: function() {
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(function myFunction() {
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throw new Error("Intentionally thrown inside map function");
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})();
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},
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reduce: function(key, value) {
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return Array.sum(value);
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},
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out: {inline: 1}
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});
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assert.commandFailedWithCode(cmdOutput, ErrorCodes.JSInterpreterFailure, tojson(cmdOutput));
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assert(/Intentionally thrown inside map function/.test(cmdOutput.errmsg),
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() => "mapReduce didn't include the message from the exception thrown: " +
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tojson(cmdOutput));
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assert(/myFunction@/.test(cmdOutput.errmsg),
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() => "mapReduce didn't return the JavaScript stacktrace: " + tojson(cmdOutput));
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assert(
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!cmdOutput.hasOwnProperty("stack"),
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() => "mapReduce shouldn't return JavaScript stacktrace separately: " + tojson(cmdOutput));
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assert(!cmdOutput.hasOwnProperty("originalError"),
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() => "mapReduce shouldn't return wrapped version of the error: " + tojson(cmdOutput));
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}());
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