| /* |
| * Copyright (C) 2019 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.build.tests; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tradefed.build.IBuildInfo; |
| import com.android.tradefed.config.Option; |
| import com.android.tradefed.config.OptionClass; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.testtype.DeviceJUnit4ClassRunner; |
| import com.android.tradefed.testtype.junit4.BaseHostJUnit4Test; |
| import com.android.tradefed.util.CommandResult; |
| import com.android.tradefed.util.CommandStatus; |
| import com.android.tradefed.util.RunUtil; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** A device-less test that test kernel image */ |
| @OptionClass(alias = "kernel-image-check") |
| @RunWith(DeviceJUnit4ClassRunner.class) |
| public class KernelImageCheck extends BaseHostJUnit4Test { |
| |
| private static final String KERNEL_IMAGE_NAME = "vmlinux"; |
| private static final int CMD_TIMEOUT = 1000000; |
| |
| @Option( |
| name = "kernel-image-check-tool", |
| description = "The file path of kernel image check tool (mandatory)", |
| mandatory = true |
| ) |
| private File mKernelImageCheckTool = null; |
| |
| @Option( |
| name = "kernel-image-name", |
| description = "The file name of the kernel image. Default: vmlinux" |
| ) |
| private String mKernelImageName = KERNEL_IMAGE_NAME; |
| |
| @Option( |
| name = "kernel-image-alt-path", |
| description = "The kernel image alternative path string" |
| ) |
| private String mKernelImageAltPath = null; |
| |
| @Option( |
| name = "kernel-abi-file", |
| description = "The file path of kernel ABI file", |
| mandatory = true |
| ) |
| private File mKernelAbiFile = null; |
| |
| private IBuildInfo mBuildInfo; |
| private File mKernelImageFile = null; |
| |
| @Before |
| public void setUp() throws Exception { |
| if (!mKernelImageCheckTool.exists()) { |
| throw new IOException("Cannot find kernel image tool at: " + mKernelImageCheckTool); |
| } |
| if (!mKernelAbiFile.exists()) { |
| throw new IOException("Cannot find kernel ABI representation at: " + mKernelAbiFile); |
| } |
| // First try to get kernel image from BuildInfo |
| mKernelImageFile = getBuild().getFile(mKernelImageName); |
| if (mKernelImageFile == null || !mKernelImageFile.exists()) { |
| // Then check within alternative path. |
| File imageDir = new File(mKernelImageAltPath); |
| if (imageDir.isDirectory()) { |
| mKernelImageFile = new File(imageDir, mKernelImageName); |
| } |
| } |
| |
| if (mKernelImageFile == null || !mKernelImageFile.exists()) { |
| throw new RuntimeException("Cannot find kernel image file: " + mKernelImageName); |
| } |
| } |
| |
| /** Test that kernel ABI is not different from the given ABI representation */ |
| @Test |
| public void test_stable_abi() throws Exception { |
| // Generate kernel ABI |
| String[] cmd = |
| new String[] { |
| mKernelImageCheckTool.getAbsolutePath() + "/abidw", |
| "--linux-tree", |
| mKernelImageFile.getParent(), |
| "--out-file", |
| "abi-new.out" |
| }; |
| CommandResult result = RunUtil.getDefault().runTimedCmd(CMD_TIMEOUT, cmd); |
| CLog.i("Result stdout: %s", result.getStdout()); |
| // TODO: differentiate non-zero exit codes. |
| if (result.getExitCode() != 0) { |
| CLog.e("Result stderr: %s", result.getStderr()); |
| CLog.e("Result exit code: %d", result.getExitCode()); |
| } |
| assertEquals(CommandStatus.SUCCESS, result.getStatus()); |
| |
| // Diff kernel ABI with the given ABI file |
| cmd = |
| new String[] { |
| mKernelImageCheckTool.getAbsolutePath() + "/abidiff", |
| "abi-new.out", |
| mKernelAbiFile.getAbsolutePath() |
| }; |
| result = RunUtil.getDefault().runTimedCmd(CMD_TIMEOUT, cmd); |
| CLog.i("Result stdout: %s", result.getStdout()); |
| if (result.getExitCode() != 0) { |
| CLog.e("Result stderr: %s", result.getStderr()); |
| CLog.e("Result exit code: %d", result.getExitCode()); |
| } |
| assertEquals(CommandStatus.SUCCESS, result.getStatus()); |
| } |
| } |