1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package test.instant.cookie; 18 19 import static org.junit.Assert.assertEquals; 20 import static org.junit.Assert.assertFalse; 21 import static org.junit.Assert.assertTrue; 22 import static org.junit.Assert.fail; 23 24 import android.content.pm.PackageManager; 25 26 import androidx.test.InstrumentationRegistry; 27 import androidx.test.runner.AndroidJUnit4; 28 29 import org.junit.Test; 30 import org.junit.runner.RunWith; 31 32 @RunWith(AndroidJUnit4.class) 33 public class CookieTest { 34 @Test 35 public void testCookieUpdateAndRetrieval() throws Exception { 36 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 37 38 // We should be an instant app 39 assertTrue(pm.isInstantApp()); 40 41 // The max cookie size is greater than zero 42 assertTrue(pm.getInstantAppCookieMaxBytes() > 0); 43 44 // Initially there is no cookie 45 byte[] cookie = pm.getInstantAppCookie(); 46 assertTrue(cookie != null && cookie.length == 0); 47 48 // Setting a cookie below max size should work 49 pm.updateInstantAppCookie("1".getBytes()); 50 51 // Setting a cookie above max size should not work 52 try { 53 pm.updateInstantAppCookie( 54 new byte[pm.getInstantAppCookieMaxBytes() + 1]); 55 fail("Shouldn't be able to set a cookie larger than max size"); 56 } catch (IllegalArgumentException e) { 57 /* expected */ 58 } 59 60 // Ensure cookie not modified 61 assertEquals("1", new String(pm.getInstantAppCookie())); 62 } 63 64 @Test 65 public void testCookiePersistedAcrossInstantInstalls1() throws Exception { 66 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 67 68 // Set a cookie to later check when reinstalled as instant app 69 pm.updateInstantAppCookie("2".getBytes()); 70 } 71 72 @Test 73 public void testCookiePersistedAcrossInstantInstalls2() throws Exception { 74 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 75 76 // After the upgrade the cookie should be the same 77 assertEquals("2", new String(pm.getInstantAppCookie())); 78 } 79 80 @Test 81 public void testCookiePersistedUpgradeFromInstant1() throws Exception { 82 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 83 84 // Make sure we are an instant app 85 assertTrue(pm.isInstantApp()); 86 87 // Set a cookie to later check when upgrade to a normal app 88 pm.updateInstantAppCookie("3".getBytes()); 89 } 90 91 @Test 92 public void testCookiePersistedUpgradeFromInstant2() throws Exception { 93 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 94 95 // Make sure we are not an instant app 96 assertFalse(pm.isInstantApp()); 97 98 // The cookie survives the upgrade to a normal app 99 assertEquals("3", new String(pm.getInstantAppCookie())); 100 } 101 102 @Test 103 public void testCookieResetOnNonInstantReinstall1() throws Exception { 104 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 105 106 // Set a cookie to later check when reinstalled as normal app 107 pm.updateInstantAppCookie("4".getBytes()); 108 } 109 110 @Test 111 public void testCookieResetOnNonInstantReinstall2() throws Exception { 112 PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); 113 114 // The cookie should have been wiped if non-instant app is uninstalled 115 byte[] cookie = pm.getInstantAppCookie(); 116 assertTrue(cookie != null && cookie.length == 0); 117 } 118 } 119
