Add m-esr52 at 52.6.0

1 files changed, 150 insertions, 0 deletions

diff --git a/devtools/client/inspector/markup/test/browser_markup_node_not_displayed_02.js b/devtools/client/inspector/markup/test/browser_markup_node_not_displayed_02.js
new file mode 100644
index 000000000..b0423d2e6
--- /dev/null
+++ b/devtools/client/inspector/markup/test/browser_markup_node_not_displayed_02.js
@@ -0,0 +1,150 @@
+/* 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";
+
+// Tests that nodes are marked as displayed and not-displayed dynamically, when
+// their display changes
+
+const TEST_URL = URL_ROOT + "doc_markup_not_displayed.html";
+const TEST_DATA = [
+  {
+    desc: "Hiding a node by creating a new stylesheet",
+    selector: "#normal-div",
+    before: true,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        let div = content.document.createElement("div");
+        div.id = "new-style";
+        div.innerHTML = "<style>#normal-div {display:none;}</style>";
+        content.document.body.appendChild(div);
+      `);
+    },
+    after: false
+  },
+  {
+    desc: "Showing a node by deleting an existing stylesheet",
+    selector: "#normal-div",
+    before: false,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        content.document.getElementById("new-style").remove();
+      `);
+    },
+    after: true
+  },
+  {
+    desc: "Hiding a node by changing its style property",
+    selector: "#display-none",
+    before: false,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        let node = content.document.querySelector("#display-none");
+        node.style.display = "block";
+      `);
+    },
+    after: true
+  },
+  {
+    desc: "Showing a node by removing its hidden attribute",
+    selector: "#hidden-true",
+    before: false,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        content.document.querySelector("#hidden-true")
+                        .removeAttribute("hidden");
+      `);
+    },
+    after: true
+  },
+  {
+    desc: "Hiding a node by adding a hidden attribute",
+    selector: "#hidden-true",
+    before: true,
+    changeStyle: function* (testActor) {
+      yield testActor.setAttribute("#hidden-true", "hidden", "true");
+    },
+    after: false
+  },
+  {
+    desc: "Showing a node by changin a stylesheet's rule",
+    selector: "#hidden-via-stylesheet",
+    before: false,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        content.document.styleSheets[0]
+                        .cssRules[0].style
+                        .setProperty("display", "inline");
+      `);
+    },
+    after: true
+  },
+  {
+    desc: "Hiding a node by adding a new rule to a stylesheet",
+    selector: "#hidden-via-stylesheet",
+    before: true,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        content.document.styleSheets[0].insertRule(
+          "#hidden-via-stylesheet {display: none;}", 1);
+      `);
+    },
+    after: false
+  },
+  {
+    desc: "Hiding a node by adding a class that matches an existing rule",
+    selector: "#normal-div",
+    before: true,
+    changeStyle: function* (testActor) {
+      yield testActor.eval(`
+        content.document.styleSheets[0].insertRule(
+          ".a-new-class {display: none;}", 2);
+        content.document.querySelector("#normal-div")
+                        .classList.add("a-new-class");
+      `);
+    },
+    after: false
+  }
+];
+
+add_task(function* () {
+  let {inspector, testActor} = yield openInspectorForURL(TEST_URL);
+
+  for (let data of TEST_DATA) {
+    info("Running test case: " + data.desc);
+    yield runTestData(inspector, testActor, data);
+  }
+});
+
+function* runTestData(inspector, testActor,
+                      {selector, before, changeStyle, after}) {
+  info("Getting the " + selector + " test node");
+  let nodeFront = yield getNodeFront(selector, inspector);
+  let container = getContainerForNodeFront(nodeFront, inspector);
+  is(!container.elt.classList.contains("not-displayed"), before,
+    "The container is marked as " + (before ? "shown" : "hidden"));
+
+  info("Listening for the display-change event");
+  let onDisplayChanged = defer();
+  inspector.markup.walker.once("display-change", onDisplayChanged.resolve);
+
+  info("Making style changes");
+  yield changeStyle(testActor);
+  let nodes = yield onDisplayChanged.promise;
+
+  info("Verifying that the list of changed nodes include our container");
+
+  ok(nodes.length, "The display-change event was received with a nodes");
+  let foundContainer = false;
+  for (let node of nodes) {
+    if (getContainerForNodeFront(node, inspector) === container) {
+      foundContainer = true;
+      break;
+    }
+  }
+  ok(foundContainer, "Container is part of the list of changed nodes");
+
+  is(!container.elt.classList.contains("not-displayed"), after,
+    "The container is marked as " + (after ? "shown" : "hidden"));
+}