/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

requestLongerTimeout(2);

/**
 * Tests if opening the variables inspection popup preserves the highlighting
 * associated with the currently debugged line.
 */

const TAB_URL = EXAMPLE_URL + "doc_recursion-stack.html";

function test() {
  Task.spawn(function* () {
    let options = {
      source: TAB_URL,
      line: 1
    };
    let [tab,, panel] = yield initDebugger(TAB_URL, options);
    let win = panel.panelWin;
    let events = win.EVENTS;
    let editor = win.DebuggerView.editor;
    let frames = win.DebuggerView.StackFrames;
    let variables = win.DebuggerView.Variables;
    let bubble = win.DebuggerView.VariableBubble;
    let tooltip = bubble._tooltip.panel;

    function checkView(selectedFrame, caretLine, debugLine = caretLine) {
      let deferred = promise.defer();

      is(win.gThreadClient.state, "paused",
        "Should only be getting stack frames while paused.");
      is(frames.itemCount, 25,
        "Should have 25 frames.");
      is(frames.selectedDepth, selectedFrame,
        "The correct frame is selected in the widget.");
      ok(isCaretPos(panel, caretLine),
        "Editor caret location is correct.");

      // The editor's debug location takes a tick to update.
      executeSoon(() => {
        ok(isCaretPos(panel, caretLine), "Editor caret location is still correct.");
        ok(isDebugPos(panel, debugLine), "Editor debug location is correct.");
        deferred.resolve();
      });

      return deferred.promise;
    }

    function expandGlobalScope() {
      let globalScope = variables.getScopeAtIndex(2);
      is(globalScope.expanded, false,
        "The globalScope should not be expanded yet.");

      let finished = waitForDebuggerEvents(panel, events.FETCHED_VARIABLES);
      globalScope.expand();
      return finished;
    }

    let onCaretAndScopes = waitForCaretAndScopes(panel, 26);
    callInTab(tab, "recurse");
    yield onCaretAndScopes;

    yield checkView(0, 26);

    yield expandGlobalScope();
    yield checkView(0, 26);

    // Inspect variable in topmost frame.
    yield openVarPopup(panel, { line: 26, ch: 11 });
    yield checkView(0, 26);

    yield resumeDebuggerThenCloseAndFinish(panel);
  });
}