/* vim: set 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 editing a node's text content

const TEST_URL = URL_ROOT + "doc_markup_edit.html";

add_task(function* () {
  let {inspector, testActor} = yield openInspectorForURL(TEST_URL);

  info("Expanding all nodes");
  yield inspector.markup.expandAll();
  yield waitForMultipleChildrenUpdates(inspector);

  yield editContainer(inspector, testActor, {
    selector: ".node6",
    newValue: "New text",
    oldValue: "line6"
  });

  yield editContainer(inspector, testActor, {
    selector: "#node17",
    newValue: "LOREM IPSUM DOLOR SIT AMET, CONSECTETUR ADIPISCING ELIT. " +
              "DONEC POSUERE PLACERAT MAGNA ET IMPERDIET.",
    oldValue: "Lorem ipsum dolor sit amet, consectetur adipiscing elit. " +
              "Donec posuere placerat magna et imperdiet.",
    shortValue: true
  });

  yield editContainer(inspector, testActor, {
    selector: "#node17",
    newValue: "New value",
    oldValue: "LOREM IPSUM DOLOR SIT AMET, CONSECTETUR ADIPISCING ELIT. " +
              "DONEC POSUERE PLACERAT MAGNA ET IMPERDIET.",
    shortValue: true
  });
});

function* getNodeValue(selector, testActor) {
  let nodeValue = yield testActor.eval(`
    content.document.querySelector("${selector}").firstChild.nodeValue;
  `);
  return nodeValue;
}

function* editContainer(inspector, testActor,
                        {selector, newValue, oldValue, shortValue}) {
  let nodeValue = yield getNodeValue(selector, testActor);
  is(nodeValue, oldValue, "The test node's text content is correct");

  info("Changing the text content");
  let onMutated = inspector.once("markupmutation");
  let container = yield getContainerForSelector(selector, inspector);
  let field = container.elt.querySelector("pre");

  if (shortValue) {
    is(oldValue.indexOf(
       field.textContent.substring(0, field.textContent.length - 1)),
       0,
       "The shortened value starts with the full value " + field.textContent);
    ok(oldValue.length > field.textContent.length,
       "The shortened value is short");
  } else {
    is(field.textContent, oldValue,
       "The text node has the correct original value");
  }

  inspector.markup.markNodeAsSelected(container.node);

  if (shortValue) {
    info("Waiting for the text to be updated");
    yield inspector.markup.once("text-expand");
  }

  is(field.textContent, oldValue,
     "The text node has the correct original value after selecting");
  setEditableFieldValue(field, newValue, inspector);

  info("Listening to the markupmutation event");
  yield onMutated;

  nodeValue = yield getNodeValue(selector, testActor);
  is(nodeValue, newValue, "The test node's text content has changed");

  info("Selecting the <body> to reset the selection");
  let bodyContainer = yield getContainerForSelector("body", inspector);
  inspector.markup.markNodeAsSelected(bodyContainer.node);
}
