1 files changed, 89 insertions, 0 deletions
diff --git a/devtools/client/jsonview/test/browser_jsonview_serviceworker.js b/devtools/client/jsonview/test/browser_jsonview_serviceworker.js
new file mode 100644
index 0000000000..37c407ecd4
--- /dev/null
+++ b/devtools/client/jsonview/test/browser_jsonview_serviceworker.js
@@ -0,0 +1,89 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_JSON_URL = URL_ROOT_SSL + "valid_json.json";
+const EMPTY_PAGE = URL_ROOT_SSL + "empty.html";
+const SW = URL_ROOT_SSL + "passthrough-sw.js";
+
+add_task(async function () {
+  info("Test valid JSON with service worker started");
+
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["dom.serviceWorkers.exemptFromPerDomainMax", true],
+      ["dom.serviceWorkers.enabled", true],
+      ["dom.serviceWorkers.testing.enabled", true],
+    ],
+  });
+
+  const swTab = BrowserTestUtils.addTab(gBrowser, EMPTY_PAGE);
+  const browser = gBrowser.getBrowserForTab(swTab);
+  await BrowserTestUtils.browserLoaded(browser);
+  await SpecialPowers.spawn(
+    browser,
+    [{ script: SW, scope: TEST_JSON_URL }],
+    async opts => {
+      const reg = await content.navigator.serviceWorker.register(opts.script, {
+        scope: opts.scope,
+      });
+      return new content.window.Promise(resolve => {
+        const worker = reg.installing;
+        if (worker.state === "activated") {
+          resolve();
+          return;
+        }
+        worker.addEventListener("statechange", evt => {
+          if (worker.state === "activated") {
+            resolve();
+          }
+        });
+      });
+    }
+  );
+
+  const tab = await addJsonViewTab(TEST_JSON_URL);
+
+  ok(
+    tab.linkedBrowser.contentPrincipal.isNullPrincipal,
+    "Should have null principal"
+  );
+
+  is(await countRows(), 3, "There must be three rows");
+
+  const objectCellCount = await getElementCount(
+    ".jsonPanelBox .treeTable .objectCell"
+  );
+  is(objectCellCount, 1, "There must be one object cell");
+
+  const objectCellText = await getElementText(
+    ".jsonPanelBox .treeTable .objectCell"
+  );
+  is(objectCellText, "", "The summary is hidden when object is expanded");
+
+  // Clicking the value does not collapse it (so that it can be selected and copied).
+  await clickJsonNode(".jsonPanelBox .treeTable .treeValueCell");
+  is(await countRows(), 3, "There must still be three rows");
+
+  // Clicking the label collapses the auto-expanded node.
+  await clickJsonNode(".jsonPanelBox .treeTable .treeLabel");
+  is(await countRows(), 1, "There must be one row");
+
+  await SpecialPowers.spawn(
+    browser,
+    [{ script: SW, scope: TEST_JSON_URL }],
+    async opts => {
+      const reg = await content.navigator.serviceWorker.getRegistration(
+        opts.scope
+      );
+      await reg.unregister();
+    }
+  );
+
+  BrowserTestUtils.removeTab(swTab);
+});
+
+function countRows() {
+  return getElementCount(".jsonPanelBox .treeTable .treeRow");
+}