1 files changed, 87 insertions, 0 deletions
diff --git a/comm/mail/components/enterprisepolicies/tests/browser/browser_policy_block_about.js b/comm/mail/components/enterprisepolicies/tests/browser/browser_policy_block_about.js
new file mode 100644
index 0000000000..4be9c7fee8
--- /dev/null
+++ b/comm/mail/components/enterprisepolicies/tests/browser/browser_policy_block_about.js
@@ -0,0 +1,87 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const { PromiseTestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/PromiseTestUtils.sys.mjs"
+);
+
+const ABOUT_CONTRACT = "@mozilla.org/network/protocol/about;1?what=";
+
+const policiesToTest = [
+  {
+    policies: {
+      BlockAboutAddons: true,
+    },
+    urls: ["about:addons"],
+  },
+
+  {
+    policies: {
+      BlockAboutConfig: true,
+    },
+    urls: ["about:config"],
+  },
+  {
+    policies: {
+      BlockAboutProfiles: true,
+    },
+    urls: ["about:profiles"],
+  },
+
+  {
+    policies: {
+      BlockAboutSupport: true,
+    },
+    urls: ["about:support"],
+  },
+
+  {
+    policies: {
+      DisableDeveloperTools: true,
+    },
+    urls: ["about:debugging", "about:devtools-toolbox"],
+  },
+  {
+    policies: {
+      DisableTelemetry: true,
+    },
+    urls: ["about:telemetry"],
+  },
+];
+
+add_task(async function testAboutTask() {
+  for (let policyToTest of policiesToTest) {
+    let policyJSON = { policies: {} };
+    policyJSON.policies = policyToTest.policies;
+    for (let url of policyToTest.urls) {
+      if (url.startsWith("about")) {
+        let feature = url.split(":")[1];
+        let aboutModule = Cc[ABOUT_CONTRACT + feature].getService(
+          Ci.nsIAboutModule
+        );
+        let chromeURL = aboutModule.getChromeURI(Services.io.newURI(url)).spec;
+        await testPageBlockedByPolicy(policyJSON, chromeURL);
+      }
+      await testPageBlockedByPolicy(policyJSON, url);
+    }
+  }
+});
+
+async function testPageBlockedByPolicy(policyJSON, page) {
+  await EnterprisePolicyTesting.setupPolicyEngineWithJson(policyJSON);
+
+  await withNewTab({ url: "about:blank" }, async browser => {
+    BrowserTestUtils.loadURIString(browser, page);
+    await BrowserTestUtils.browserLoaded(browser, false, page, true);
+    await SpecialPowers.spawn(browser, [page], async function (innerPage) {
+      ok(
+        content.document.documentURI.startsWith(
+          "about:neterror?e=blockedByPolicy"
+        ),
+        content.document.documentURI +
+          " should start with about:neterror?e=blockedByPolicy"
+      );
+    });
+  });
+}