/* 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/ */

"use strict";

// Test that changes are previewed when editing a property value.

const TEST_URI = `
  <style type="text/css">
    #testid {
      display:block;
    }
  </style>
  <div id="testid">Styled Node</div><span>inline element</span>
`;

// Format
// {
//   value : what to type in the field
//   expected : expected computed style on the targeted element
// }
const TEST_DATA = [
  {value: "inline", expected: "inline"},
  {value: "inline-block", expected: "inline-block"},

  // Invalid property values should not apply, and should fall back to default
  {value: "red", expected: "block"},
  {value: "something", expected: "block"},

  {escape: true, value: "inline", expected: "block"}
];

add_task(function*() {
  yield addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
  let {inspector, view} = yield openRuleView();
  yield selectNode("#testid", inspector);

  for (let data of TEST_DATA) {
    yield testLivePreviewData(data, view, "#testid");
  }
});

function* testLivePreviewData(data, ruleView, selector) {
  let ruleEditor = getRuleViewRuleEditor(ruleView, 1);
  let propEditor = ruleEditor.rule.textProps[0].editor;

  info("Focusing the property value inplace-editor");
  let editor = yield focusEditableField(ruleView, propEditor.valueSpan);
  is(inplaceEditor(propEditor.valueSpan), editor,
    "The focused editor is the value");

  info("Enter a value in the editor");
  EventUtils.sendString(data.value, ruleView.styleWindow);
  if (data.escape) {
    EventUtils.synthesizeKey("VK_ESCAPE", {});
  } else {
    EventUtils.synthesizeKey("VK_RETURN", {});
  }

  // Wait for the modifyproperties request to complete before
  // checking the computed style.
  for (let rule of ruleView._elementStyle.rules) {
    if (rule._applyingModifications) {
      yield rule._applyingModifications;
    }
  }

  // While the editor is still focused in, the display should have
  // changed already
  is((yield getComputedStyleProperty(selector, null, "display")),
    data.expected,
    "Element should be previewed as " + data.expected);
}
