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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
// Tests that throwing uncaught errors while doing console evaluations shows the expected
// error message, with or without stack, in the console.
"use strict";
const TEST_URI =
"http://example.com/browser/devtools/client/webconsole/" +
"test/browser/test-eval-error.html";
add_task(async function () {
const hud = await openNewTabAndConsole(TEST_URI);
execute(hud, "throwErrorObject()");
await checkMessageStack(hud, "ThrowErrorObject", [6, 1]);
execute(hud, "throwValue(40 + 2)");
await checkMessageStack(hud, "42", [14, 10, 1]);
await checkThrowingEvaluationWithStack(hud, `"bloop"`, "Uncaught bloop");
await checkThrowingEvaluationWithStack(hud, `""`, "Uncaught <empty string>");
await checkThrowingEvaluationWithStack(hud, `0`, "Uncaught 0");
await checkThrowingEvaluationWithStack(hud, `null`, "Uncaught null");
await checkThrowingEvaluationWithStack(
hud,
`undefined`,
"Uncaught undefined"
);
await checkThrowingEvaluationWithStack(hud, `false`, "Uncaught false");
await checkThrowingEvaluationWithStack(
hud,
`new Error("watermelon")`,
"Uncaught Error: watermelon"
);
await checkThrowingEvaluationWithStack(
hud,
`(err = new Error("lettuce"), err.name = "VegetableError", err)`,
"Uncaught VegetableError: lettuce"
);
await checkThrowingEvaluationWithStack(
hud,
`{ fav: "eggplant" }`,
`Uncaught Object { fav: "eggplant" }`
);
info("Check that object in errors can be expanded");
const rejectedObjectMessage = findErrorMessage(hud, "eggplant");
const oi = rejectedObjectMessage.querySelector(".tree");
ok(true, "The object was rendered in an ObjectInspector");
info("Expanding the object");
const onOiExpanded = waitFor(() => {
return oi.querySelectorAll(".node").length === 3;
});
oi.querySelector(".arrow").click();
await onOiExpanded;
ok(
oi.querySelector(".arrow").classList.contains("expanded"),
"Object expanded"
);
// The object inspector now looks like:
// {...}
// | fav: "eggplant"
// | <prototype>: Object { ... }
const oiNodes = oi.querySelectorAll(".node");
is(oiNodes.length, 3, "There is the expected number of nodes in the tree");
ok(oiNodes[0].textContent.includes(`Object { fav: "eggplant" }`));
ok(oiNodes[1].textContent.includes(`fav: "eggplant"`));
ok(oiNodes[2].textContent.includes(`<prototype>: Object { \u2026 }`));
execute(hud, `1 + @`);
const messageNode = await waitFor(() =>
findErrorMessage(hud, "illegal character U+0040")
);
is(
messageNode.querySelector(".frames"),
null,
"There's no stacktrace for a SyntaxError evaluation"
);
});
function checkThrowingEvaluationWithStack(hud, expression, expectedMessage) {
execute(
hud,
`
a = () => {throw ${expression}};
b = () => a();
c = () => b();
d = () => c();
d();
`
);
return checkMessageStack(hud, expectedMessage, [2, 3, 4, 5, 6]);
}
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