devtools/server/tests/xpcshell/test_dbgclient_debuggerstatement.js


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/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

const xpcInspector = Cc["@mozilla.org/jsinspector;1"].getService(
  Ci.nsIJSInspector
);

add_task(
  threadFrontTest(async ({ threadFront, debuggee }) => {
    await executeOnNextTickAndWaitForPause(
      () => evalCode(debuggee),
      threadFront
    );

    Assert.equal(threadFront.state, "paused");
    // Reach around the protocol to check that the debuggee is in the state
    // we expect.
    Assert.ok(debuggee.a);
    Assert.ok(!debuggee.b);

    Assert.equal(xpcInspector.eventLoopNestLevel, 1);

    await threadFront.resume();

    // Now make sure that we've run the code after the debugger statement...
    Assert.ok(debuggee.b);

    Assert.equal(xpcInspector.eventLoopNestLevel, 0);
  })
);

function evalCode(debuggee) {
  Cu.evalInSandbox(
    "var a = true; var b = false; debugger; var b = true;",
    debuggee
  );
}