1 files changed, 75 insertions, 0 deletions
diff --git a/devtools/client/shared/test/browser_html_tooltip_variable-height.js b/devtools/client/shared/test/browser_html_tooltip_variable-height.js
new file mode 100644
index 000000000..e64ec4a2e
--- /dev/null
+++ b/devtools/client/shared/test/browser_html_tooltip_variable-height.js
@@ -0,0 +1,75 @@
+/* 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 content can have a variable height.
+ */
+
+const HTML_NS = "http://www.w3.org/1999/xhtml";
+const TEST_URI = `data:text/xml;charset=UTF-8,<?xml version="1.0"?>
+  <?xml-stylesheet href="chrome://global/skin/global.css"?>
+  <?xml-stylesheet href="chrome://devtools/skin/tooltips.css"?>
+  <window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+   title="Tooltip test">
+    <vbox flex="1">
+      <hbox id="box1" flex="1">test1</hbox>
+      <hbox id="box2" flex="1">test2</hbox>
+      <hbox id="box3" flex="1">test3</hbox>
+      <hbox id="box4" flex="1">test4</hbox>
+    </vbox>
+  </window>`;
+
+const CONTAINER_HEIGHT = 300;
+const CONTAINER_WIDTH = 200;
+const TOOLTIP_HEIGHT = 50;
+
+const {HTMLTooltip} = require("devtools/client/shared/widgets/tooltip/HTMLTooltip");
+loadHelperScript("helper_html_tooltip.js");
+
+add_task(function* () {
+  // Force the toolbox to be 400px tall => 50px for each box.
+  yield pushPref("devtools.toolbox.footer.height", 400);
+
+  yield addTab("about:blank");
+  let [,, doc] = yield createHost("bottom", TEST_URI);
+
+  let tooltip = new HTMLTooltip(doc, {useXulWrapper: false});
+  info("Set tooltip content 50px tall, but request a container 200px tall");
+  let tooltipContent = doc.createElementNS(HTML_NS, "div");
+  tooltipContent.style.cssText = "height: " + TOOLTIP_HEIGHT + "px; background: red;";
+  tooltip.setContent(tooltipContent, {width: CONTAINER_WIDTH, height: Infinity});
+
+  info("Show the tooltip and check the container and panel height.");
+  yield showTooltip(tooltip, doc.getElementById("box1"));
+
+  let containerRect = tooltip.container.getBoundingClientRect();
+  let panelRect = tooltip.panel.getBoundingClientRect();
+  is(containerRect.height, CONTAINER_HEIGHT,
+    "Tooltip container has the expected height.");
+  is(panelRect.height, TOOLTIP_HEIGHT, "Tooltip panel has the expected height.");
+
+  info("Click below the tooltip panel but in the tooltip filler element.");
+  let onHidden = once(tooltip, "hidden");
+  EventUtils.synthesizeMouse(tooltip.container, 100, 100, {}, doc.defaultView);
+  yield onHidden;
+
+  info("Show the tooltip one more time, and increase the content height");
+  yield showTooltip(tooltip, doc.getElementById("box1"));
+  tooltipContent.style.height = (2 * CONTAINER_HEIGHT) + "px";
+
+  info("Click at the same coordinates as earlier, this time it should hit the tooltip.");
+  let onPanelClick = once(tooltip.panel, "click");
+  EventUtils.synthesizeMouse(tooltip.container, 100, 100, {}, doc.defaultView);
+  yield onPanelClick;
+  is(tooltip.isVisible(), true, "Tooltip is still visible");
+
+  info("Click above the tooltip container, the tooltip should be closed.");
+  onHidden = once(tooltip, "hidden");
+  EventUtils.synthesizeMouse(tooltip.container, 100, -10, {}, doc.defaultView);
+  yield onHidden;
+
+  tooltip.destroy();
+});