Add unit tests

Author: EmilianoSanchez

src/platform/__tests__/RNSignalListener.spec.ts

@@ -6,10 +6,13 @@ jest.doMock('react-native/Libraries/AppState/AppState', () => AppStateMock);
 const syncManagerMockWithPushManager = {
   flush: jest.fn(),
   pushManager: { start: jest.fn(), stop: jest.fn() },
+  pollingManager: { syncAll: jest.fn() },
 };
 const settingsMock = {
   log: { debug: jest.fn() },
   flushDataOnBackground: true,
+  scheduler: { featuresRefreshRate: 100 },
+  sync: { enabled: true },
 };
 
 describe('RNSignalListener', () => {
@@ -20,7 +23,7 @@ describe('RNSignalListener', () => {
     syncManagerMockWithPushManager.pushManager.start.mockClear();
   });
 
-  test('starting in foreground', () => {
+  test('starting in foreground', async () => {
     // @ts-expect-error. SyncManager mock partially implemented
     const signalListener = new RNSignalListener(syncManagerMockWithPushManager, settingsMock);
 
@@ -41,9 +44,14 @@ describe('RNSignalListener', () => {
     expect(syncManagerMockWithPushManager.pushManager.stop).toBeCalledTimes(1);
     expect(syncManagerMockWithPushManager.pushManager.stop).toBeCalledTimes(1);
 
+    // Wait for features refresh rate to validate that syncAll is called when resuming foreground
+    expect(syncManagerMockWithPushManager.pollingManager!.syncAll).toBeCalledTimes(0);
+    await new Promise((resolve) => setTimeout(resolve, settingsMock.scheduler.featuresRefreshRate));
+
     // Going to foreground should be handled
     AppStateMock._emitChangeEvent('inactive');
     expect(syncManagerMockWithPushManager.pushManager.start).toBeCalledTimes(2);
+    expect(syncManagerMockWithPushManager.pollingManager!.syncAll).toBeCalledTimes(1);
 
     // Handling another foreground event, have no effect
     AppStateMock._emitChangeEvent('active');
@@ -56,9 +64,14 @@ describe('RNSignalListener', () => {
     expect(syncManagerMockWithPushManager.flush).toBeCalledTimes(2);
     expect(syncManagerMockWithPushManager.pushManager.stop).toBeCalledTimes(2);
 
+    // Validate that syncAll is not called if singleSync is enabled
+    settingsMock.sync.enabled = false;
+    await new Promise((resolve) => setTimeout(resolve, settingsMock.scheduler.featuresRefreshRate));
+
     // Going to foreground should be handled again
     AppStateMock._emitChangeEvent('active');
     expect(syncManagerMockWithPushManager.pushManager.start).toBeCalledTimes(3);
+    expect(syncManagerMockWithPushManager.pollingManager!.syncAll).toBeCalledTimes(1);
 
     // Stopping RNSignalListener
     signalListener.stop(); // @ts-ignore access private property