Bug 1645286 - Load detail page in about:addons when clicking add-on name r=rpl

Differential Revision: https://phabricator.services.mozilla.com/D79833

toolkit/mozapps/extensions/content/aboutaddons.js

@@ -2937,6 +2937,7 @@ class AddonCard extends HTMLElement {
             !this.expanded &&
             (e.target === this.addonNameEl || !e.target.closest("a"))
           ) {
+            e.preventDefault();
             loadViewFn(`detail/${this.addon.id}`);
           } else if (
             e.target.localName == "a" &&

toolkit/mozapps/extensions/test/browser/browser_html_detail_view.js

@@ -252,6 +252,18 @@ add_task(async function testOpenDetailView() {
   card.querySelector('[action="expand"]').click();
   await loaded;
 
+  await goBack(win);
+
+  // Test click on add-on name.
+  card = getAddonCard(doc, id2);
+  ok(!card.querySelector("addon-details"), "The card isn't expanded");
+  let addonName = card.querySelector(".addon-name");
+  loaded = waitForViewLoad(win);
+  EventUtils.synthesizeMouseAtCenter(addonName, {}, win);
+  await loaded;
+  card = getAddonCard(doc, id2);
+  ok(card.querySelector("addon-details"), "The card is expanded");
+
   await closeView(win);
   await extension.unload();
   await extension2.unload();
@@ -281,6 +293,14 @@ add_task(async function testOpenDetailView() {
       "detail",
       { type: "extension", addonId: id2 },
     ],
+    ["addonsManager", "view", "aboutAddons", "list", { type: "extension" }],
+    [
+      "addonsManager",
+      "view",
+      "aboutAddons",
+      "detail",
+      { type: "extension", addonId: id2 },
+    ],
   ]);
 });