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Diffstat (limited to 'tests/src/org/lineageos/tests/versioning/unit/ClassPathTest.java')
-rw-r--r-- | tests/src/org/lineageos/tests/versioning/unit/ClassPathTest.java | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/tests/src/org/lineageos/tests/versioning/unit/ClassPathTest.java b/tests/src/org/lineageos/tests/versioning/unit/ClassPathTest.java new file mode 100644 index 00000000..b5c041ed --- /dev/null +++ b/tests/src/org/lineageos/tests/versioning/unit/ClassPathTest.java @@ -0,0 +1,108 @@ +/** + * Copyright (c) 2015, The CyanogenMod 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 org.lineageos.tests.versioning.unit; + +import android.test.AndroidTestCase; +import android.test.suitebuilder.annotation.LargeTest; +import android.test.suitebuilder.annotation.SmallTest; +import dalvik.system.DexFile; + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Enumeration; + +/** + * Created by adnan on 9/22/15. + */ +public class ClassPathTest extends AndroidTestCase { + + private static final String LINEAGEOS_NAMESPACE = "lineageos"; + private static final String PATH_TO_SYSTEM_FRAMEWORK = "/system/framework"; + + private ArrayList<String> mKnownSdkClasses; + + @Override + protected void setUp() throws Exception { + super.setUp(); + mKnownSdkClasses = MagicalDexHelper.getLoadedClasses(mContext, LINEAGEOS_NAMESPACE); + } + + @SmallTest + public void testClassLoaderGivesSDKClasses() { + /** + * Verify we can retrieve our sdk classes from this package + */ + assertNotNull(mKnownSdkClasses); + assertTrue(mKnownSdkClasses.size() > 0); + } + + @LargeTest + public void testBootClassPathIsClean() { + File path = new File(PATH_TO_SYSTEM_FRAMEWORK); + File[] files = path.listFiles(); + assertNotNull(files); + + /** + * Everything in the in the boot class path needs to not + * contain the sdk. Verify integrity of runtime below. + */ + final String bootClassPath = System.getenv("BOOTCLASSPATH"); + + ArrayList<String> classPathJars = new ArrayList<String>(); + + if (bootClassPath != null) { + String[] bootClassPathElements = bootClassPath.split(":"); + for (String element : bootClassPathElements) { + classPathJars.add(element); + } + } else { + throw new AssertionError("No BOOTCLASSPATH defined! "); + } + + for (String classPathJar : classPathJars) { + try { + File jar = new File(classPathJar); + DexFile dexFile = new DexFile(jar); + assertTrue(isJarClean(dexFile)); + } catch (IOException e) { + throw new AssertionError("Unable to find jar! " + classPathJar + + "\nException " + e.toString()); + } + } + } + + private void processAndCompare(String name) throws ClassPathException { + if (mKnownSdkClasses.contains(name)) { + throw new ClassPathException(name); + } + } + + private boolean isJarClean(DexFile dexFile) throws AssertionError { + Enumeration<String> enumeration = dexFile.entries(); + + while (enumeration.hasMoreElements()) { + try { + processAndCompare(enumeration.nextElement()); + } catch (ClassPathException e) { + throw new AssertionError("Jar file " + + dexFile.getName() + " " + e.getMessage()); + } + } + return true; + } +} |