74 lines
2.6 KiB
JavaScript
74 lines
2.6 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/* eslint-disable no-shadow, max-nested-callbacks */
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"use strict";
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/**
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* Check that setting a breakpoint on a line without code will skip
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* forward when we know the script isn't GCed (the debugger is connected,
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* so it's kept alive).
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*/
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var test_no_skip_breakpoint = async function (source, location, debuggee) {
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const [response, bpClient] = await source.setBreakpoint(
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Object.assign({}, location, { noSliding: true })
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);
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Assert.ok(!response.actualLocation);
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Assert.equal(bpClient.location.line, debuggee.line0 + 3);
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await bpClient.remove();
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};
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add_task(
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threadFrontTest(({ threadFront, debuggee }) => {
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return new Promise(resolve => {
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threadFront.once("paused", async function (packet) {
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const location = { line: debuggee.line0 + 3 };
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const source = await getSourceById(
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threadFront,
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packet.frame.where.actor
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);
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// First, make sure that we can disable sliding with the
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// `noSliding` option.
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await test_no_skip_breakpoint(source, location, debuggee);
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// Now make sure that the breakpoint properly slides forward one line.
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const [response, bpClient] = await source.setBreakpoint(location);
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Assert.ok(!!response.actualLocation);
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Assert.equal(response.actualLocation.source.actor, source.actor);
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Assert.equal(response.actualLocation.line, location.line + 1);
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threadFront.once("paused", function (packet) {
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// Check the return value.
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Assert.equal(packet.frame.where.actor, source.actor);
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Assert.equal(packet.frame.where.line, location.line + 1);
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Assert.equal(packet.why.type, "breakpoint");
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Assert.equal(packet.why.actors[0], bpClient.actor);
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// Check that the breakpoint worked.
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Assert.equal(debuggee.a, 1);
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Assert.equal(debuggee.b, undefined);
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// Remove the breakpoint.
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bpClient.remove(function () {
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threadFront.resume().then(resolve);
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});
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});
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threadFront.resume();
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});
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// Use `evalInSandbox` to make the debugger treat it as normal
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// globally-scoped code, where breakpoint sliding rules apply.
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// prettier-ignore
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Cu.evalInSandbox(
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"var line0 = Error().lineNumber;\n" +
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"debugger;\n" + // line0 + 1
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"var a = 1;\n" + // line0 + 2
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"// A comment.\n" + // line0 + 3
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"var b = 2;", // line0 + 4
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debuggee
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);
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});
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})
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);
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