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

// Testing that searching for combining selectors using the inspector search
// field produces correct suggestions.

const TEST_URL = URL_ROOT + "doc_inspector_search-suggestions.html";

// An array of (key, suggestions) pairs where key is a key to press and
// suggestions is an array of suggestions that should be shown in the popup.
// Suggestion is an object with label of the entry and optional count
// (defaults to 1)
const TEST_DATA = [
  {
    key: "d",
    suggestions: [{ label: "div" }, { label: "#d1" }, { label: "#d2" }],
  },
  {
    key: "i",
    suggestions: [{ label: "div" }],
  },
  {
    key: "v",
    suggestions: [],
  },
  {
    key: " ",
    suggestions: [{ label: "div div" }, { label: "div span" }],
  },
  {
    key: ">",
    suggestions: [{ label: "div >div" }, { label: "div >span" }],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [{ label: "div div" }, { label: "div span" }],
  },
  {
    key: "+",
    suggestions: [{ label: "div +span" }],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [{ label: "div div" }, { label: "div span" }],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [{ label: "div" }],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [{ label: "div" }, { label: "#d1" }, { label: "#d2" }],
  },
  {
    key: "VK_BACK_SPACE",
    suggestions: [],
  },
  {
    key: "p",
    suggestions: [
      { label: "p" },
      { label: "#p1" },
      { label: "#p2" },
      { label: "#p3" },
    ],
  },
  {
    key: " ",
    suggestions: [{ label: "p strong" }],
  },
  {
    key: "+",
    suggestions: [{ label: "p +button" }, { label: "p +p" }],
  },
  {
    key: "b",
    suggestions: [{ label: "p +button" }],
  },
  {
    key: "u",
    suggestions: [{ label: "p +button" }],
  },
  {
    key: "t",
    suggestions: [{ label: "p +button" }],
  },
  {
    key: "t",
    suggestions: [{ label: "p +button" }],
  },
  {
    key: "o",
    suggestions: [{ label: "p +button" }],
  },
  {
    key: "n",
    suggestions: [],
  },
  {
    key: "+",
    suggestions: [{ label: "p +button+p" }],
  },
];

add_task(async function () {
  const { inspector } = await openInspectorForURL(TEST_URL);
  const searchBox = inspector.searchBox;
  const popup = inspector.searchSuggestions.searchPopup;

  await focusSearchBoxUsingShortcut(inspector.panelWin);

  for (const { key, suggestions } of TEST_DATA) {
    info("Pressing " + key + " to get " + formatSuggestions(suggestions));

    const command = once(searchBox, "input");
    const onSearchProcessingDone =
      inspector.searchSuggestions.once("processing-done");
    EventUtils.synthesizeKey(key, {}, inspector.panelWin);
    await command;

    info("Waiting for search query to complete");
    await onSearchProcessingDone;

    info(
      "Query completed. Performing checks for input '" +
        searchBox.value +
        "' - key pressed: " +
        key
    );
    const actualSuggestions = popup.getItems();

    is(
      popup.isOpen ? actualSuggestions.length : 0,
      suggestions.length,
      "There are expected number of suggestions."
    );

    for (let i = 0; i < suggestions.length; i++) {
      is(
        actualSuggestions[i].label,
        suggestions[i].label,
        "The suggestion at " + i + "th index is correct."
      );
    }
  }
});

function formatSuggestions(suggestions) {
  return "[" + suggestions.map(s => "'" + s.label + "'").join(", ") + "]";
}