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package com.mapbox.mapboxsdk.testrule;
import android.os.Build;
import android.os.Trace;
import android.util.Log;
import org.junit.rules.ExternalResource;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
import static com.mapbox.mapboxsdk.testapp.utils.PerfTestingUtils.getTestFile;
public class EnableLogcatDump extends ExternalResource {
private static final String LOG_TAG = "EnableLogcatDump";
private String mTestName;
private String mTestClass;
@Override
public Statement apply(Statement base, Description description) {
mTestName = description.getMethodName();
mTestClass = description.getClassName();
return super.apply(base, description);
}
/**
* Clear logcat buffer prior to test run.
*/
public void before() throws Throwable {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
ProcessBuilder processBuilder = new ProcessBuilder();
processBuilder.command("logcat", "-c");
processBuilder.redirectErrorStream();
Process process = processBuilder.start();
process.waitFor();
if (process.exitValue() != 0) {
Log.e(LOG_TAG, "Error while clearing logcat, exitValue=" + process.exitValue());
}
}
}
/**
* Extract logcat buffer to a file ater test run.
*/
public void after() {
try {
if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
Trace.beginSection("Taking logcat");
}
ProcessBuilder processBuilder = new ProcessBuilder();
processBuilder.command("logcat", "-d",
"-f", getTestFile(mTestClass, mTestName, "logcat.log")
.getAbsolutePath());
processBuilder.redirectErrorStream();
Process process = processBuilder.start();
process.waitFor();
if (process.exitValue() != 0) {
Log.e(LOG_TAG, "Error exit value while extracting logcat, exitValue=" +
process.exitValue());
}
} catch (Exception ignored) {
Log.e(LOG_TAG, "Error while extracting logcat", ignored);
} finally {
if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
Trace.endSection();
}
}
}
}
///data/user/0/com.mapbox.mapboxsdk.testapp/files/testdata/c.mapbox.mapboxsdk.maps.PerformanceTest_runPerformanceTest/logcat.log
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