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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
/*
Tests Pausing on exception
1. skip an uncaught exception
2. pause on an uncaught exception
3. pause on a caught error
4. skip a caught error
*/
"use strict";
const { PromiseTestUtils } = ChromeUtils.importESModule(
"resource://testing-common/PromiseTestUtils.sys.mjs"
);
// This is step 9
PromiseTestUtils.allowMatchingRejectionsGlobally(/doesntExists is not defined/);
add_task(async function () {
const dbg = await initDebugger("doc-exceptions.html", "exceptions.js");
const source = findSource(dbg, "exceptions.js");
info("1. test skipping an uncaught exception");
await uncaughtException();
assertNotPaused(dbg);
info("2. Test pausing on an uncaught exception");
await togglePauseOnExceptions(dbg, true, true);
uncaughtException();
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 2);
const whyPaused = await waitFor(
() => dbg.win.document.querySelector(".why-paused")?.innerText
);
is(whyPaused, `Paused on exception\nunreachable`);
await resume(dbg);
info("2.b Test throwing the same uncaught exception pauses again");
await togglePauseOnExceptions(dbg, true, true);
uncaughtException();
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 2);
await resume(dbg);
info("3. Test pausing on a caught Error");
caughtException();
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 7);
info("3.b Test pausing in the catch statement");
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 9);
await resume(dbg);
info("4. Test skipping a caught error");
await togglePauseOnExceptions(dbg, true, false);
caughtException();
info("4.b Test pausing in the catch statement");
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 9);
await resume(dbg);
await togglePauseOnExceptions(dbg, true, true);
info("5. Only pause once when throwing deep in the stack");
invokeInTab("deepError");
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 16);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 22);
await resume(dbg);
info("6. Only pause once on an exception when pausing in a finally block");
invokeInTab("deepErrorFinally");
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 34);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 31);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 40);
await resume(dbg);
info("7. Only pause once on an exception when it is rethrown from a catch");
invokeInTab("deepErrorCatch");
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 53);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 49);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 59);
await resume(dbg);
info("8. Pause on each exception thrown while unwinding");
invokeInTab("deepErrorThrowDifferent");
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 71);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 68);
await resume(dbg);
await waitForPaused(dbg);
assertPausedAtSourceAndLine(dbg, source.id, 77);
await resume(dbg);
info("9. Pause in throwing new Function argument");
const onNewSource = waitForDispatch(dbg.store, "ADD_SOURCES");
invokeInTab("throwInNewFunctionArgument");
await waitForPaused(dbg);
const { sources } = await onNewSource;
is(sources.length, 1, "Got a unique source related to new Function source");
const newFunctionSource = sources[0];
is(
newFunctionSource.url,
null,
"This new source looks like the new function one as it has no url"
);
assertPausedAtSourceAndLine(dbg, newFunctionSource.id, 1, 0);
assertTextContentOnLine(dbg, 1, "function anonymous(f=doesntExists()");
await resume(dbg);
});
function uncaughtException() {
return invokeInTab("uncaughtException").catch(() => {});
}
function caughtException() {
return invokeInTab("caughtException");
}
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