From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 browser/components/doh/DoHTestUtils.sys.mjs | 133 ++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 browser/components/doh/DoHTestUtils.sys.mjs

(limited to 'browser/components/doh/DoHTestUtils.sys.mjs')

diff --git a/browser/components/doh/DoHTestUtils.sys.mjs b/browser/components/doh/DoHTestUtils.sys.mjs
new file mode 100644
index 0000000000..b89c1fe966
--- /dev/null
+++ b/browser/components/doh/DoHTestUtils.sys.mjs
@@ -0,0 +1,133 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const lazy = {};
+
+ChromeUtils.defineESModuleGetters(lazy, {
+  RemoteSettings: "resource://services-settings/remote-settings.sys.mjs",
+  TestUtils: "resource://testing-common/TestUtils.sys.mjs",
+});
+
+const kConfigCollectionKey = "doh-config";
+const kProviderCollectionKey = "doh-providers";
+
+const kConfigUpdateTopic = "doh-config-updated";
+const kControllerReloadedTopic = "doh:controller-reloaded";
+
+/*
+ * Some helpers for loading and modifying DoH config in
+ * Remote Settings. Call resetRemoteSettingsConfig to set up
+ * basic default config that omits external URLs. Use
+ * waitForConfigFlush to wait for DoH actors to pick up changes.
+ *
+ * Some tests need to load/reset config while DoH actors are
+ * uninitialized. Pass waitForConfigFlushes = false in these cases.
+ */
+export const DoHTestUtils = {
+  providers: [
+    {
+      uri: "https://example.com/1",
+      UIName: "Example 1",
+      autoDefault: false,
+      canonicalName: "",
+      id: "example-1",
+    },
+    {
+      uri: "https://example.com/2",
+      UIName: "Example 2",
+      autoDefault: false,
+      canonicalName: "",
+      id: "example-2",
+    },
+  ],
+
+  async loadRemoteSettingsProviders(providers, waitForConfigFlushes = true) {
+    let configFlushedPromise = this.waitForConfigFlush(waitForConfigFlushes);
+
+    let providerRS = lazy.RemoteSettings(kProviderCollectionKey);
+    let db = await providerRS.db;
+    await db.importChanges({}, Date.now(), providers, { clear: true });
+
+    // Trigger a sync.
+    await this.triggerSync(providerRS);
+
+    await configFlushedPromise;
+  },
+
+  async loadRemoteSettingsConfig(config, waitForConfigFlushes = true) {
+    let configFlushedPromise = this.waitForConfigFlush(waitForConfigFlushes);
+
+    let configRS = lazy.RemoteSettings(kConfigCollectionKey);
+    let db = await configRS.db;
+    await db.importChanges({}, Date.now(), [config]);
+
+    // Trigger a sync.
+    await this.triggerSync(configRS);
+
+    await configFlushedPromise;
+  },
+
+  // Loads default config for testing without clearing existing entries.
+  async loadDefaultRemoteSettingsConfig(waitForConfigFlushes = true) {
+    await this.loadRemoteSettingsProviders(
+      this.providers,
+      waitForConfigFlushes
+    );
+
+    await this.loadRemoteSettingsConfig(
+      {
+        providers: "example-1, example-2",
+        rolloutEnabled: false,
+        steeringEnabled: false,
+        steeringProviders: "",
+        autoDefaultEnabled: false,
+        autoDefaultProviders: "",
+        id: "global",
+      },
+      waitForConfigFlushes
+    );
+  },
+
+  // Clears existing config AND loads defaults.
+  async resetRemoteSettingsConfig(waitForConfigFlushes = true) {
+    let providerRS = lazy.RemoteSettings(kProviderCollectionKey);
+    let configRS = lazy.RemoteSettings(kConfigCollectionKey);
+    for (let rs of [providerRS, configRS]) {
+      let configFlushedPromise = this.waitForConfigFlush(waitForConfigFlushes);
+      await rs.db.importChanges({}, Date.now(), [], { clear: true });
+      // Trigger a sync to clear.
+      await this.triggerSync(rs);
+      await configFlushedPromise;
+    }
+
+    await this.loadDefaultRemoteSettingsConfig(waitForConfigFlushes);
+  },
+
+  triggerSync(rs) {
+    return rs.emit("sync", {
+      data: {
+        current: [],
+      },
+    });
+  },
+
+  waitForConfigUpdate() {
+    return lazy.TestUtils.topicObserved(kConfigUpdateTopic);
+  },
+
+  waitForControllerReload() {
+    return lazy.TestUtils.topicObserved(kControllerReloadedTopic);
+  },
+
+  waitForConfigFlush(shouldWait = true) {
+    if (!shouldWait) {
+      return Promise.resolve();
+    }
+
+    return Promise.all([
+      this.waitForConfigUpdate(),
+      this.waitForControllerReload(),
+    ]);
+  },
+};
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