From 20634ce1fa1af93df5d12b5485b87ecd294281bb Mon Sep 17 00:00:00 2001 From: Andrei Popescu Date: Wed, 22 Jul 2009 16:46:55 +0100 Subject: Enforce app cache maximum size --- tests/Android.mk | 37 +++++++++ tests/AndroidManifest.xml | 37 +++++++++ .../android/browser/BrowserSettingsUnitTests.java | 88 ++++++++++++++++++++++ 3 files changed, 162 insertions(+) create mode 100644 tests/Android.mk create mode 100644 tests/AndroidManifest.xml create mode 100644 tests/src/com/android/browser/BrowserSettingsUnitTests.java (limited to 'tests') diff --git a/tests/Android.mk b/tests/Android.mk new file mode 100644 index 00000000..f86942dc --- /dev/null +++ b/tests/Android.mk @@ -0,0 +1,37 @@ +# Copyright 2008, The Android Open Source Project +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +LOCAL_PATH:= $(call my-dir) +include $(CLEAR_VARS) + +# We only want this apk build for tests. +LOCAL_MODULE_TAGS := tests + +LOCAL_JAVA_LIBRARIES := android.test.runner + +# Include all test java files. +LOCAL_SRC_FILES := $(call all-java-files-under, src) + +# Notice that we don't have to include the src files of Browser because, by +# running the tests using an instrumentation targeting Browser, we +# automatically get all of its classes loaded into our environment. + +LOCAL_PACKAGE_NAME := BrowserTests + +LOCAL_INSTRUMENTATION_FOR := Browser + +LOCAL_SDK_VERSION := current + +include $(BUILD_PACKAGE) + diff --git a/tests/AndroidManifest.xml b/tests/AndroidManifest.xml new file mode 100644 index 00000000..51715a99 --- /dev/null +++ b/tests/AndroidManifest.xml @@ -0,0 +1,37 @@ + + + + + + + + + + + + + + + diff --git a/tests/src/com/android/browser/BrowserSettingsUnitTests.java b/tests/src/com/android/browser/BrowserSettingsUnitTests.java new file mode 100644 index 00000000..fdaa5c8b --- /dev/null +++ b/tests/src/com/android/browser/BrowserSettingsUnitTests.java @@ -0,0 +1,88 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.browser; + +import android.test.AndroidTestCase; +import android.test.suitebuilder.annotation.MediumTest; + +/** + * This is a series of unit tests for the BrowserSettings class. + * + */ +@MediumTest +public class BrowserSettingsUnitTests extends AndroidTestCase { + + /** + * Test the application caches max size calculator. + */ + public void testCalculateAppCacheMaxSize() { + long fileSystemSize = 78643200; // 75 MB + long freeSpaceSize = 25165824; // 24 MB + long maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(6815744, maxSize); // 6.5MB + + fileSystemSize = 78643200; // 75 MB + freeSpaceSize = 60 * 1024 * 1024; // 60MB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(9961472, maxSize); // 9.5MB + + fileSystemSize = 8589934592L; // 8 GB + freeSpaceSize = 4294967296L; // 4 GB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(268959744L, maxSize); // 256.5 MB + + fileSystemSize = -14; + freeSpaceSize = 21; + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(0, maxSize); + + fileSystemSize = 100; + freeSpaceSize = 101; + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(0, maxSize); + + fileSystemSize = 3774873; // ~4.2 MB + freeSpaceSize = 2560000; // ~2.4 MB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(1048576, maxSize); // 1 MB + + fileSystemSize = 4404019; // ~4.2 MB + freeSpaceSize = 3774873; // ~3.6 MB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(1048576, maxSize); // 1 MB + + fileSystemSize = 4404019; // ~4.2 MB + freeSpaceSize = 4404019; // ~4.2 MB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(1572864, maxSize); // 1.5 MB + + fileSystemSize = 1048576; // 1 MB + freeSpaceSize = 1048575; // 1 MB - 1 byte + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(0, maxSize); + + fileSystemSize = 1048576; // 1 MB + freeSpaceSize = 1048576; // 1 MB + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(524288, maxSize); // 512KB + + fileSystemSize = 3774873; // ~3.6 MB + freeSpaceSize = 2097151; // 2 MB - 1 byte + maxSize = BrowserSettings.calculateAppCacheMaxSize(fileSystemSize, freeSpaceSize); + assertEquals(524288, maxSize); // 512KB + } +} -- cgit v1.2.3