src/base/android/javatests/src/org/chromium/base/LibraryLoaderHelperTest.java

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 package org.chromium.base;
   6
   7 import android.content.Context;
   8 import android.test.InstrumentationTestCase;
   9 import android.test.suitebuilder.annotation.MediumTest;
  10
  11 import org.chromium.base.library_loader.LibraryLoaderHelper;
  12
  13 import java.io.File;
  14
  15 /**
  16  * Test class for the native library hack.
  17  */
  18 public class LibraryLoaderHelperTest extends InstrumentationTestCase {
  19     private static final String TAG = "LibraryLoaderHelperTest";
  20
  21     @Override
  22     public void setUp() throws Exception {
  23         Context context = getInstrumentation().getTargetContext();
  24         LibraryLoaderHelper.deleteLibrariesSynchronously(
  25                 context, LibraryLoaderHelper.PACKAGE_MANAGER_WORKAROUND_DIR);
  26     }
  27
  28     @MediumTest
  29     public void testLoadNativeLibraries() {
  30         getInstrumentation().runOnMainSync(new Runnable() {
  31             @Override
  32             public void run() {
  33                 Context context = getInstrumentation().getTargetContext();
  34                 File libDir = LibraryLoaderHelper.getLibDir(context,
  35                         LibraryLoaderHelper.PACKAGE_MANAGER_WORKAROUND_DIR);
  36                 assertTrue(libDir.exists());
  37                 assertTrue(libDir.isDirectory());
  38                 assertEquals(libDir.list().length, 0);
  39
  40                 assertTrue(LibraryLoaderHelper.loadNativeLibrariesUsingWorkaroundForTesting(
  41                         context));
  42
  43                 assertTrue(libDir.list().length > 0);
  44             }
  45         });
  46     }
  47
  48     @Override
  49     public void tearDown() throws Exception {
  50         Context context = getInstrumentation().getTargetContext();
  51         LibraryLoaderHelper.deleteLibrariesSynchronously(
  52                 context, LibraryLoaderHelper.PACKAGE_MANAGER_WORKAROUND_DIR);
  53         super.tearDown();
  54     }
  55 }