/* vim:set ts=2 sw=2 sts=2 et: */
/*
 * Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

// Test that switching between stack frames properly sets the current debugger
// location in the source editor.

const TAB_URL = EXAMPLE_URL + "browser_dbg_script-switching.html";

var gPane = null;
var gTab = null;
var gDebuggee = null;
var gDebugger = null;

function test() {
  let scriptShown = false;
  let framesAdded = false;

  debug_tab_pane(TAB_URL, function(aTab, aDebuggee, aPane) {
    gTab = aTab;
    gDebuggee = aDebuggee;
    gPane = aPane;
    gDebugger = gPane.debuggerWindow;

    gDebugger.DebuggerController.activeThread.addOneTimeListener("framesadded", function() {
      framesAdded = true;
      runTest();
    });

    gDebuggee.firstCall();
  });

  window.addEventListener("Debugger:ScriptShown", function _onEvent(aEvent) {
    let url = aEvent.detail.url;
    if (url.indexOf("-02.js") != -1) {
      scriptShown = true;
      window.removeEventListener(aEvent.type, _onEvent);
      runTest();
    }
  });

  function runTest()
  {
    if (scriptShown && framesAdded) {
      Services.tm.currentThread.dispatch({ run: testRecurse }, 0);
    }
  }
}

function testRecurse()
{
  let frames = gDebugger.DebuggerView.StackFrames._frames;
  let childNodes = frames.childNodes;

  is(frames.querySelectorAll(".dbg-stackframe").length, 4,
    "Correct number of frames.");

  is(childNodes.length, frames.querySelectorAll(".dbg-stackframe").length,
    "All children should be frames.");

  ok(frames.querySelector("#stackframe-0").classList.contains("selected"),
    "First frame should be selected by default.");

  ok(!frames.querySelector("#stackframe-2").classList.contains("selected"),
    "Third frame should not be selected.");

  is(gDebugger.editor.getDebugLocation(), 5,
     "editor debugger location is correct.");

  EventUtils.sendMouseEvent({ type: "click" },
    frames.querySelector("#stackframe-2"),
    gDebugger);

  ok(!frames.querySelector("#stackframe-0").classList.contains("selected"),
     "First frame should not be selected after click.");

  ok(frames.querySelector("#stackframe-2").classList.contains("selected"),
     "Third frame should be selected after click.");

  is(gDebugger.editor.getDebugLocation(), 4,
     "editor debugger location is correct after click.");

  EventUtils.sendMouseEvent({ type: "click" },
    frames.querySelector("#stackframe-0 .dbg-stackframe-name"),
    gDebugger);

  ok(frames.querySelector("#stackframe-0").classList.contains("selected"),
     "First frame should be selected after click inside the first frame.");

  ok(!frames.querySelector("#stackframe-2").classList.contains("selected"),
     "Third frame should not be selected after click inside the first frame.");

  is(gDebugger.editor.getDebugLocation(), 5,
     "editor debugger location is correct (frame 0 again).");

  gDebugger.DebuggerController.activeThread.resume(function() {
    is(gDebugger.editor.getDebugLocation(), -1,
       "editor debugger location is correct after resume.");
    closeDebuggerAndFinish(gTab);
  });
}

registerCleanupFunction(function() {
  removeTab(gTab);
  gPane = null;
  gTab = null;
  gDebuggee = null;
  gDebugger = null;
});
