Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test gets skipped with pattern: os == 'android'
- Manifest: devtools/server/tests/xpcshell/xpcshell.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Check that execution doesn't pause twice while stepping, when encountering
* either a breakpoint or a debugger statement.
*/
add_task(
threadFrontTest(async ({ threadFront, debuggee }) => {
const packet = await executeOnNextTickAndWaitForPause(
() => evaluateTestCode(debuggee),
threadFront
);
const source = await getSourceById(threadFront, packet.frame.where.actor);
await threadFront.setBreakpoint(
{ sourceUrl: source.url, line: 3, column: 6 },
{}
);
info("Check that the stepping worked.");
const packet1 = await stepIn(threadFront);
Assert.equal(packet1.frame.where.line, 6);
Assert.equal(packet1.why.type, "resumeLimit");
info("Entered the foo function call frame.");
const packet2 = await stepIn(threadFront);
Assert.equal(packet2.frame.where.line, 3);
Assert.equal(packet2.why.type, "resumeLimit");
info("Check that the breakpoint wasn't the reason for this pause");
const packet3 = await stepIn(threadFront);
Assert.equal(packet3.frame.where.line, 4);
Assert.equal(packet3.why.type, "resumeLimit");
Assert.equal(packet3.why.frameFinished.return.type, "undefined");
info("Check that the debugger statement wasn't the reason for this pause.");
const packet4 = await stepIn(threadFront);
Assert.equal(debuggee.a, 1);
Assert.equal(debuggee.b, undefined);
Assert.equal(packet4.frame.where.line, 7);
Assert.equal(packet4.why.type, "resumeLimit");
info("Check that the debugger statement wasn't the reason for this pause.");
const packet5 = await stepIn(threadFront);
Assert.equal(packet5.frame.where.line, 8);
Assert.equal(packet5.why.type, "resumeLimit");
info("Remove the breakpoint and finish.");
await stepIn(threadFront);
threadFront.removeBreakpoint({ sourceUrl: source.url, line: 3 });
await resume(threadFront);
})
);
function evaluateTestCode(debuggee) {
/* eslint-disable */
Cu.evalInSandbox(
`
function foo() {
this.a = 1; // <-- breakpoint set here
}
debugger;
foo();
debugger;
var b = 2;
`,
debuggee,
"1.8",
"test_breakpoint-13.js",
1
);
/* eslint-enable */
}