tests: make tests compatible with older Android versions

Author: agonper

demo/app/tests/internal/tasks/schedulers/time-based/android/exact-alarm-perms-manager.android.spec.ts

@@ -1,7 +1,8 @@
 import { ExactAlarmPermsManager } from "nativescript-task-dispatcher/internal/tasks/schedulers/time-based/android/alarms/exact-alarm-perms-manager.android";
 import {
     createOsAlarmManagerMock,
-    createOsForegroundActivityMock
+    createOsForegroundActivityMock,
+    isSdkBelow,
 } from "~/tests/internal/tasks/schedulers/time-based/android/index";
 import { createScheduleExactAlarmPermRequestIntent } from "nativescript-task-dispatcher/internal/tasks/schedulers/time-based/android/intents.android";
 import { Utils } from "@nativescript/core";
@@ -19,30 +20,34 @@ describe("Exact alarm perms manager", () => {
         spyOn(foregroundActivityMock, "startActivity");
     });
 
-    it("checks if schedule exact alarm permission is granted", () => {
+    it("scheduling exact alarms is allowed by default when api level is lower than 31", () => {
         const exactAlarmPermsManager = new ExactAlarmPermsManager(
-            alarmManagerMock
+            alarmManagerMock,
+            30
         );
 
         const isGranted = exactAlarmPermsManager.isGranted();
 
-        expect(isGranted).toBeFalse();
-        expect(alarmManagerMock.canScheduleExactAlarms).toHaveBeenCalled();
+        expect(isGranted).toBeTruthy();
+        expect(alarmManagerMock.canScheduleExactAlarms).not.toHaveBeenCalled();
     });
 
-    it("returns true by default when api level is lower than 31", () => {
+    it("checks if schedule exact alarm permission is granted", () => {
+        if (isSdkBelow(31)) return;
+
         const exactAlarmPermsManager = new ExactAlarmPermsManager(
-            alarmManagerMock,
-            30
+            alarmManagerMock
         );
 
         const isGranted = exactAlarmPermsManager.isGranted();
 
-        expect(isGranted).toBeTruthy();
-        expect(alarmManagerMock.canScheduleExactAlarms).not.toHaveBeenCalled();
+        expect(isGranted).toBeFalse();
+        expect(alarmManagerMock.canScheduleExactAlarms).toHaveBeenCalled();
     });
 
     it("requests the permission when it has to", () => {
+        if (isSdkBelow(31)) return;
+
         const exactAlarmPermsManager = new ExactAlarmPermsManager(
             alarmManagerMock,
             android.os.Build.VERSION.SDK_INT,

demo/app/tests/internal/tasks/schedulers/time-based/android/index.ts

@@ -39,3 +39,7 @@ export function createOsForegroundActivityMock(): android.app.Activity {
 
     return foregroundActivity as android.app.Activity;
 }
+
+export function isSdkBelow(version: number) {
+    return android && android.os.Build.VERSION.SDK_INT < version;
+}

demo/app/tests/internal/tasks/schedulers/time-based/android/power-savings-manager.android.spec.ts

@@ -1,9 +1,7 @@
 import { PowerSavingsManager } from "nativescript-task-dispatcher/internal/tasks/schedulers/time-based/android/alarms/power-savings-manager.android";
-import {createOsForegroundActivityMock} from "~/tests/internal/tasks/schedulers/time-based/android/index";
-import {Utils} from "@nativescript/core";
-import {
-    createSavingsDeactivationIntent
-} from "nativescript-task-dispatcher/internal/tasks/schedulers/time-based/android/intents.android";
+import { createOsForegroundActivityMock, isSdkBelow } from "./index";
+import { Utils } from "@nativescript/core";
+import { createSavingsDeactivationIntent } from "nativescript-task-dispatcher/internal/tasks/schedulers/time-based/android/intents.android";
 
 describe("Power savings manager", () => {
     if (typeof android === "undefined") {
@@ -14,31 +12,43 @@ describe("Power savings manager", () => {
     const foregroundActivityMock = createOsForegroundActivityMock();
 
     beforeEach(() => {
-        spyOn(powerManagerMock, "isIgnoringBatteryOptimizations").and.returnValue(false);
+        spyOn(
+            powerManagerMock,
+            "isIgnoringBatteryOptimizations"
+        ).and.returnValue(false);
         spyOn(foregroundActivityMock, "startActivity");
     });
 
-    it("checks if power savings are enabled", () => {
-        const powerSavingsManager = new PowerSavingsManager(powerManagerMock);
+    it("savings are disabled by default when api level is lower than 23", () => {
+        const powerSavingsManager = new PowerSavingsManager(
+            powerManagerMock,
+            22
+        );
 
         const areDisabled = powerSavingsManager.areDisabled();
 
-        expect(areDisabled).toBeFalse();
+        expect(areDisabled).toBeTruthy();
         expect(
             powerManagerMock.isIgnoringBatteryOptimizations
-        ).toHaveBeenCalled();
+        ).not.toHaveBeenCalled();
     });
 
-    it("returns true by default when api level is lower than 23", () => {
-        const powerSavingsManager = new PowerSavingsManager(powerManagerMock, 22);
+    it("checks if power savings are enabled", () => {
+        if (isSdkBelow(23)) return;
+
+        const powerSavingsManager = new PowerSavingsManager(powerManagerMock);
 
         const areDisabled = powerSavingsManager.areDisabled();
 
-        expect(areDisabled).toBeTruthy();
-        expect(powerManagerMock.isIgnoringBatteryOptimizations).not.toHaveBeenCalled();
+        expect(areDisabled).toBeFalse();
+        expect(
+            powerManagerMock.isIgnoringBatteryOptimizations
+        ).toHaveBeenCalled();
     });
 
     it("requests to disable savings when it has to", () => {
+        if (isSdkBelow(23)) return;
+
         const powerSavingsManager = new PowerSavingsManager(
             powerManagerMock,
             android.os.Build.VERSION.SDK_INT,