1 files changed, 182 insertions, 0 deletions
diff --git a/browser/components/preferences/tests/browser_privacy_gpc.js b/browser/components/preferences/tests/browser_privacy_gpc.js
new file mode 100644
index 0000000000..0bdd9d6dae
--- /dev/null
+++ b/browser/components/preferences/tests/browser_privacy_gpc.js
@@ -0,0 +1,182 @@
+/* Any copyright is dedicated to the Public Domain.
+ * https://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This file tests the Privacy pane's Cookie Banner Handling UI.
+
+"use strict";
+
+const FEATURE_PREF = "privacy.globalprivacycontrol.functionality.enabled";
+const MODE_PREF = "privacy.globalprivacycontrol.enabled";
+const DNT_PREF = "privacy.donottrackheader.enabled";
+
+const SECTION_ID = "nonTechnicalPrivacyBox";
+const GPC_ID = "globalPrivacyControlBox";
+const GPC_CHECKBOX_ID = "globalPrivacyControlCheckbox";
+const OLD_DNT_ID = "legacyDoNotTrackBox";
+const NEW_DNT_ID = "doNotTrackBox";
+const DNT_CHECKBOX_ID = "doNotTrackCheckbox";
+
+// Test the section is hidden on page load if the feature pref is disabled.
+// Also make sure we keep the old DNT interface.
+add_task(async function test_section_hidden_when_feature_flag_disabled() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      [FEATURE_PREF, false],
+      [MODE_PREF, false],
+    ],
+  });
+
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:preferences#privacy" },
+    async function (browser) {
+      let gpc = browser.contentDocument.getElementById(GPC_ID);
+      is_element_hidden(gpc, "#globalPrivacyControlBox is hidden");
+      let new_dnt = browser.contentDocument.getElementById(NEW_DNT_ID);
+      is_element_hidden(new_dnt, "#doNotTrackBox is hidden");
+      let old_dnt = browser.contentDocument.getElementById(OLD_DNT_ID);
+      is_element_visible(old_dnt, "#doNotTrackBox is shown");
+    }
+  );
+
+  await SpecialPowers.popPrefEnv();
+});
+
+// Test the section is shown on page load if the feature pref is enabled.
+// Also make sure we show the new DNT interface.
+add_task(async function test_section_shown_when_feature_flag_enabled() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      [FEATURE_PREF, true],
+      [MODE_PREF, false],
+    ],
+  });
+
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:preferences#privacy" },
+    async function (browser) {
+      let gpc = browser.contentDocument.getElementById(GPC_ID);
+      is_element_visible(gpc, "#globalPrivacyControlBox is shown");
+      let new_dnt = browser.contentDocument.getElementById(NEW_DNT_ID);
+      is_element_visible(new_dnt, "#doNotTrackBox is shown");
+      let old_dnt = browser.contentDocument.getElementById(OLD_DNT_ID);
+      is_element_hidden(old_dnt, "#doNotTrackBox is hidden");
+    }
+  );
+
+  await SpecialPowers.popPrefEnv();
+});
+
+// Test the checkbox is unchecked in DISABLED mode.
+add_task(async function test_checkbox_unchecked_disabled_mode() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      [FEATURE_PREF, true],
+      [MODE_PREF, false],
+    ],
+  });
+
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:preferences#privacy" },
+    async function (browser) {
+      let checkbox = browser.contentDocument.getElementById(GPC_CHECKBOX_ID);
+      ok(!checkbox.checked, "checkbox is not checked in DISABLED mode");
+    }
+  );
+
+  await SpecialPowers.popPrefEnv();
+});
+
+// Test that toggling the checkbox toggles the mode pref value as expected
+add_task(async function test_checkbox_modifies_prefs() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      [FEATURE_PREF, true],
+      [MODE_PREF, false],
+    ],
+  });
+
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:preferences#privacy" },
+    async function (browser) {
+      let gpc_checkbox =
+        browser.contentDocument.getElementById(GPC_CHECKBOX_ID);
+      let dnt_checkbox =
+        browser.contentDocument.getElementById(DNT_CHECKBOX_ID);
+      let section = browser.contentDocument.getElementById(SECTION_ID);
+
+      section.scrollIntoView();
+
+      Assert.ok(
+        !gpc_checkbox.checked && !dnt_checkbox.checked,
+        "initially, the checkbox should be unchecked"
+      );
+
+      await BrowserTestUtils.synthesizeMouseAtCenter(
+        "#" + GPC_CHECKBOX_ID,
+        {},
+        browser
+      );
+      Assert.ok(
+        gpc_checkbox.checked && !dnt_checkbox.checked,
+        "gpc checkbox should be checked"
+      );
+      Assert.equal(
+        true,
+        Services.prefs.getBoolPref(MODE_PREF),
+        "GPC should be on after checking the checkbox"
+      );
+      Assert.equal(
+        false,
+        Services.prefs.getBoolPref(DNT_PREF),
+        "DNT should still be disabled after checking the checkbox"
+      );
+
+      await BrowserTestUtils.synthesizeMouseAtCenter(
+        "#" + DNT_CHECKBOX_ID,
+        {},
+        browser
+      );
+      Assert.ok(
+        gpc_checkbox.checked && dnt_checkbox.checked,
+        "both checkboxes are enabled"
+      );
+      Assert.equal(
+        true,
+        Services.prefs.getBoolPref(MODE_PREF),
+        "GPC should still be on after checking the DNT checkbox"
+      );
+      Assert.equal(
+        true,
+        Services.prefs.getBoolPref(DNT_PREF),
+        "DNT should still be enabled after checking the checkbox"
+      );
+
+      await BrowserTestUtils.synthesizeMouseAtCenter(
+        "#" + DNT_CHECKBOX_ID,
+        {},
+        browser
+      );
+      await BrowserTestUtils.synthesizeMouseAtCenter(
+        "#" + GPC_CHECKBOX_ID,
+        {},
+        browser
+      );
+      Assert.ok(
+        !gpc_checkbox.checked && !dnt_checkbox.checked,
+        "both checkboxes are disabled"
+      );
+      Assert.equal(
+        false,
+        Services.prefs.getBoolPref(MODE_PREF),
+        "GPC should be unchecked"
+      );
+      Assert.equal(
+        false,
+        Services.prefs.getBoolPref(DNT_PREF),
+        "DNT should be unchecked"
+      );
+    }
+  );
+
+  await SpecialPowers.popPrefEnv();
+});