/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
/* import-globals-from helper_html_tooltip.js */

"use strict";

/**
 * Test the HTMLTooltip positioning for a small tooltip element (should aways
 * find a way to fit).
 */

const HTML_NS = "http://www.w3.org/1999/xhtml";
const TEST_URI = CHROME_URL_ROOT + "doc_html_tooltip-04.xhtml";

const {
  HTMLTooltip,
} = require("devtools/client/shared/widgets/tooltip/HTMLTooltip");
loadHelperScript("helper_html_tooltip.js");

const TOOLTIP_HEIGHT = 30;
const TOOLTIP_WIDTH = 100;

add_task(async function() {
  // Force the toolbox to be 400px high;
  await pushPref("devtools.toolbox.footer.height", 400);

  await addTab("about:blank");
  const { doc } = await createHost("bottom", TEST_URI);

  info("Create HTML tooltip");
  const tooltip = new HTMLTooltip(doc, { useXulWrapper: false });
  const div = doc.createElementNS(HTML_NS, "div");
  div.style.height = "100%";
  tooltip.panel.appendChild(div);
  tooltip.setContentSize({ width: TOOLTIP_WIDTH, height: TOOLTIP_HEIGHT });

  const box1 = doc.getElementById("box1");
  const box2 = doc.getElementById("box2");
  const box3 = doc.getElementById("box3");
  const box4 = doc.getElementById("box4");
  const height = TOOLTIP_HEIGHT,
    width = TOOLTIP_WIDTH;

  // box1: Can only fit below box1
  info("Display the tooltip on box1.");
  await showTooltip(tooltip, box1);
  let expectedTooltipGeometry = { position: "bottom", height, width };
  checkTooltipGeometry(tooltip, box1, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  info("Try to display the tooltip on top of box1.");
  await showTooltip(tooltip, box1, { position: "top" });
  expectedTooltipGeometry = { position: "bottom", height, width };
  checkTooltipGeometry(tooltip, box1, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  // box2: Can fit above or below, will default to bottom, more height
  // available.
  info("Try to display the tooltip on box2.");
  await showTooltip(tooltip, box2);
  expectedTooltipGeometry = { position: "bottom", height, width };
  checkTooltipGeometry(tooltip, box2, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  info("Try to display the tooltip on top of box2.");
  await showTooltip(tooltip, box2, { position: "top" });
  expectedTooltipGeometry = { position: "top", height, width };
  checkTooltipGeometry(tooltip, box2, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  // box3: Can fit above or below, will default to top, more height available.
  info("Try to display the tooltip on box3.");
  await showTooltip(tooltip, box3);
  expectedTooltipGeometry = { position: "top", height, width };
  checkTooltipGeometry(tooltip, box3, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  info("Try to display the tooltip on bottom of box3.");
  await showTooltip(tooltip, box3, { position: "bottom" });
  expectedTooltipGeometry = { position: "bottom", height, width };
  checkTooltipGeometry(tooltip, box3, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  // box4: Can only fit above box4
  info("Display the tooltip on box4.");
  await showTooltip(tooltip, box4);
  expectedTooltipGeometry = { position: "top", height, width };
  checkTooltipGeometry(tooltip, box4, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  info("Try to display the tooltip on bottom of box4.");
  await showTooltip(tooltip, box4, { position: "bottom" });
  expectedTooltipGeometry = { position: "top", height, width };
  checkTooltipGeometry(tooltip, box4, expectedTooltipGeometry);
  await hideTooltip(tooltip);

  is(tooltip.isVisible(), false, "Tooltip is not visible");

  tooltip.destroy();
});
