1 files changed, 153 insertions, 0 deletions
diff --git a/devtools/client/inspector/boxmodel/test/browser_boxmodel_editablemodel_stylerules.js b/devtools/client/inspector/boxmodel/test/browser_boxmodel_editablemodel_stylerules.js
new file mode 100644
index 0000000000..06b2467d1d
--- /dev/null
+++ b/devtools/client/inspector/boxmodel/test/browser_boxmodel_editablemodel_stylerules.js
@@ -0,0 +1,153 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that units are displayed correctly when editing values in the box model
+// and that values are retrieved and parsed correctly from the back-end
+
+const TEST_URI =
+  "<style>" +
+  "div { margin: 10px; padding: 3px }" +
+  "#div1 { margin-top: 5px }" +
+  "#div2 { border-bottom: 1em solid black; }" +
+  "#div3 { padding: 2em; }" +
+  "</style>" +
+  "<div id='div1'></div><div id='div2'></div><div id='div3'></div>";
+
+add_task(async function () {
+  const tab = await addTab("data:text/html," + encodeURIComponent(TEST_URI));
+  const browser = tab.linkedBrowser;
+  const { inspector, boxmodel } = await openLayoutView();
+
+  await testUnits(inspector, boxmodel, browser);
+  await testValueComesFromStyleRule(inspector, boxmodel, browser);
+  await testShorthandsAreParsed(inspector, boxmodel, browser);
+});
+
+async function testUnits(inspector, boxmodel, browser) {
+  info("Test that entering units works");
+
+  is(
+    await getStyle(browser, "#div1", "padding-top"),
+    "",
+    "Should have the right padding"
+  );
+  await selectNode("#div1", inspector);
+
+  const span = boxmodel.document.querySelector(
+    ".boxmodel-padding.boxmodel-top > span"
+  );
+  await waitForElementTextContent(span, "3");
+
+  EventUtils.synthesizeMouseAtCenter(span, {}, boxmodel.document.defaultView);
+  const editor = boxmodel.document.querySelector(
+    ".styleinspector-propertyeditor"
+  );
+  ok(editor, "Should have opened the editor.");
+  is(editor.value, "3px", "Should have the right value in the editor.");
+
+  EventUtils.synthesizeKey("1", {}, boxmodel.document.defaultView);
+  await waitForUpdate(inspector);
+  EventUtils.synthesizeKey("e", {}, boxmodel.document.defaultView);
+  await waitForUpdate(inspector);
+
+  is(
+    await getStyle(browser, "#div1", "padding-top"),
+    "",
+    "An invalid value is handled cleanly"
+  );
+
+  EventUtils.synthesizeKey("m", {}, boxmodel.document.defaultView);
+  await waitForUpdate(inspector);
+
+  is(editor.value, "1em", "Should have the right value in the editor.");
+  is(
+    await getStyle(browser, "#div1", "padding-top"),
+    "1em",
+    "Should have updated the padding."
+  );
+
+  EventUtils.synthesizeKey("VK_RETURN", {}, boxmodel.document.defaultView);
+
+  is(
+    await getStyle(browser, "#div1", "padding-top"),
+    "1em",
+    "Should be the right padding."
+  );
+  await waitForElementTextContent(span, "16");
+}
+
+async function testValueComesFromStyleRule(inspector, boxmodel, browser) {
+  info("Test that we pick up the value from a higher style rule");
+
+  is(
+    await getStyle(browser, "#div2", "border-bottom-width"),
+    "",
+    "Should have the right border-bottom-width"
+  );
+  await selectNode("#div2", inspector);
+
+  const span = boxmodel.document.querySelector(
+    ".boxmodel-border.boxmodel-bottom > span"
+  );
+  await waitForElementTextContent(span, "16");
+
+  EventUtils.synthesizeMouseAtCenter(span, {}, boxmodel.document.defaultView);
+  const editor = boxmodel.document.querySelector(
+    ".styleinspector-propertyeditor"
+  );
+  ok(editor, "Should have opened the editor.");
+  is(editor.value, "1em", "Should have the right value in the editor.");
+
+  EventUtils.synthesizeKey("0", {}, boxmodel.document.defaultView);
+  await waitForUpdate(inspector);
+
+  is(editor.value, "0", "Should have the right value in the editor.");
+  is(
+    await getStyle(browser, "#div2", "border-bottom-width"),
+    "0px",
+    "Should have updated the border."
+  );
+
+  EventUtils.synthesizeKey("VK_RETURN", {}, boxmodel.document.defaultView);
+
+  is(
+    await getStyle(browser, "#div2", "border-bottom-width"),
+    "0px",
+    "Should be the right border-bottom-width."
+  );
+  await waitForElementTextContent(span, "0");
+}
+
+async function testShorthandsAreParsed(inspector, boxmodel, browser) {
+  info("Test that shorthand properties are parsed correctly");
+
+  is(
+    await getStyle(browser, "#div3", "padding-right"),
+    "",
+    "Should have the right padding"
+  );
+  await selectNode("#div3", inspector);
+
+  const span = boxmodel.document.querySelector(
+    ".boxmodel-padding.boxmodel-right > span"
+  );
+  await waitForElementTextContent(span, "32");
+
+  EventUtils.synthesizeMouseAtCenter(span, {}, boxmodel.document.defaultView);
+  const editor = boxmodel.document.querySelector(
+    ".styleinspector-propertyeditor"
+  );
+  ok(editor, "Should have opened the editor.");
+  is(editor.value, "2em", "Should have the right value in the editor.");
+
+  EventUtils.synthesizeKey("VK_RETURN", {}, boxmodel.document.defaultView);
+
+  is(
+    await getStyle(browser, "#div3", "padding-right"),
+    "",
+    "Should be the right padding."
+  );
+  await waitForElementTextContent(span, "32");
+}