1 /*
2  * Copyright (C) 2011 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 package com.android.cts.tradefed.testtype;
17 
18 import com.android.cts.tradefed.build.CtsBuildHelper;
19 import com.android.tradefed.device.DeviceNotAvailableException;
20 import com.android.tradefed.device.ITestDevice;
21 import com.android.tradefed.log.LogUtil.CLog;
22 import com.android.tradefed.result.ITestInvocationListener;
23 import com.android.tradefed.util.FileUtil;
24 
25 import java.io.File;
26 import java.io.IOException;
27 import java.util.zip.ZipFile;
28 
29 /**
30  * A wrapper around {@link JarHostTest} that includes additional device setup and clean up.
31  *
32  */
33 public class VMHostTest extends JarHostTest {
34 
35     private static final String VM_TEST_TEMP_DIR = "/data/local/tmp/vm-tests";
36     private static final String EMULATOR_TEMP_DIR = "/data/local/tmp";
37 
38     /**
39      * {@inheritDoc}
40      */
41     @Override
42     @SuppressWarnings("unchecked")
run(ITestInvocationListener listener)43     public void run(ITestInvocationListener listener) throws DeviceNotAvailableException {
44         if (!installVmPrereqs(getDevice(), getBuildHelper())) {
45             throw new RuntimeException(String.format(
46                     "Failed to install vm-tests prereqs on device %s",
47                     getDevice().getSerialNumber()));
48         }
49         super.run(listener);
50         cleanupDeviceFiles(getDevice());
51     }
52 
53     /**
54      * Install pre-requisite jars for running vm-tests, creates temp directories for test.
55      *
56      * @param device the {@link ITestDevice}
57      * @param ctsBuild the {@link CtsBuildHelper}
58      * @throws DeviceNotAvailableException
59      * @return true if test jar files are extracted and pushed to device successfully
60      */
installVmPrereqs(ITestDevice device, CtsBuildHelper ctsBuild)61     private boolean installVmPrereqs(ITestDevice device, CtsBuildHelper ctsBuild)
62             throws DeviceNotAvailableException {
63         cleanupDeviceFiles(device);
64         // Creates temp directory recursively. We also need to create the dalvik-cache directory
65         // which is used by the dalvikvm to optimize things. Without the dalvik-cache, there will be
66         // a sigsev thrown by the vm.
67         CLog.d("Creating device temp directory, including dalvik-cache.");
68         createRemoteDir(device, VM_TEST_TEMP_DIR + "/dalvik-cache" );
69         try {
70             File localTmpDir = FileUtil.createTempDir("cts-vm", new File(System.getProperty("java.io.tmpdir")));
71             CLog.d("Creating host temp dir %s", localTmpDir.getPath());
72             File jarFile = new File(ctsBuild.getTestCasesDir(), getJarFileName());
73             if (!jarFile.exists()) {
74                 CLog.e("Missing jar file %s", jarFile.getPath());
75                 return false;
76             }
77             CLog.d("Extracting jar file %s to host temp directory %s.",
78                     jarFile.getPath(), localTmpDir.getPath());
79             ZipFile zipFile = new ZipFile(jarFile);
80             FileUtil.extractZip(zipFile, localTmpDir);
81             File localTestTmpDir = new File(localTmpDir, "tests");
82             CLog.d("Syncing host dir %s to device dir %s",
83                     localTestTmpDir.getPath(), VM_TEST_TEMP_DIR);
84             if (!device.pushDir(localTestTmpDir, VM_TEST_TEMP_DIR)) {
85                 CLog.e("Failed to push vm test files");
86                 return false;
87             }
88             CLog.d("Cleaning up host temp dir %s", localTmpDir.getPath());
89             FileUtil.recursiveDelete(localTmpDir);
90         } catch (IOException e) {
91             CLog.e("Failed to extract jar file %s and sync it to device %s.",
92                     getJarFileName(), device.getSerialNumber());
93             return false;
94         }
95         return true;
96     }
97 
98     /**
99      * Removes temporary file directory from device
100      *
101      * @param device
102      * @throws DeviceNotAvailableException
103      */
cleanupDeviceFiles(ITestDevice device)104     private void cleanupDeviceFiles(ITestDevice device) throws DeviceNotAvailableException {
105         if (device.doesFileExist(VM_TEST_TEMP_DIR)) {
106             CLog.d("Removing device's temp dir %s from previous runs.", VM_TEST_TEMP_DIR);
107             device.executeShellCommand(String.format("rm -r %s", VM_TEST_TEMP_DIR));
108         }
109     }
110 
111     /**
112      * Creates the file directory recursively in the device.
113      *
114      * @param device the {@link ITestDevice}
115      * @param remoteFilePath the absolute path.
116      * @throws DeviceNotAvailableException
117      */
createRemoteDir(ITestDevice device, String remoteFilePath)118     private void createRemoteDir(ITestDevice device, String remoteFilePath)
119             throws DeviceNotAvailableException {
120         if (device.doesFileExist(remoteFilePath)) {
121             return;
122         }
123 	 if (!(device.doesFileExist(EMULATOR_TEMP_DIR))) {
124             CLog.e("Error: Can not found the /data/local/tmp directory!!!");
125         }
126         device.executeShellCommand(String.format("mkdir %s", VM_TEST_TEMP_DIR));
127         device.executeShellCommand(String.format("mkdir %s", remoteFilePath));
128     }
129 }
130