/*
* Copyright (c) 1998 - 2012. University Corporation for Atmospheric Research/Unidata
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
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package ucar.nc2.iosp.grib;
import org.apache.commons.io.FileUtils;
import org.junit.Assert;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import ucar.nc2.NetcdfFile;
import ucar.nc2.grib.GribIndexCache;
import ucar.nc2.util.DiskCache2;
import ucar.unidata.util.test.category.NeedsCdmUnitTest;
import ucar.unidata.util.test.TestDir;
import java.io.File;
/**
* Test GRIB disk caching
*
* @author caron
* @since 2/16/12
*/
@Category(NeedsCdmUnitTest.class)
public class TestGribDiskCache {
@Test
public void testDiskCache() throws Exception {
String cacheDirName = TestDir.temporaryLocalDataDir +"TestGribDiskCache/";
System.out.printf("cacheDir=%s%n", cacheDirName);
File cacheDir = new File("cacheDirName") ;
FileUtils.deleteDirectory(cacheDir); // from commons-io
assert !cacheDir.exists();
DiskCache2 cache = new DiskCache2(cacheDirName, false, 0, 0);
cache.setAlwaysUseCache(true);
Assert.assertEquals(cache.getRootDirectory(), cacheDirName);
assert new File(cache.getRootDirectory()).exists();
GribIndexCache.setDiskCache2(cache);
String dataDir = TestDir.cdmUnitTestDir + "testCache";
File dd = new File(dataDir);
for (File data : dd.listFiles()) {
if (data.getName().endsWith(".gbx8"))
data.delete();
if (data.getName().endsWith(".gbx9"))
data.delete();
if (data.getName().endsWith(".ncx"))
data.delete();
if (data.getName().endsWith(".ncx2"))
data.delete();
if (data.getName().endsWith(".ncx3"))
data.delete(); }
for (File data : dd.listFiles()) {
System.out.printf("Open %s%n", data.getPath());
NetcdfFile ncfile = NetcdfFile.open(data.getPath());
ncfile.close();
}
for (File data : dd.listFiles()) {
assert !data.getName().endsWith(".gbx8");
assert !data.getName().endsWith(".gbx9");
assert !data.getName().endsWith(".ncx");
assert !data.getName().endsWith(".ncx2");
assert !data.getName().endsWith(".ncx3");
if (data.getName().endsWith(".grib1") || data.getName().endsWith(".grib2")) {
String index = data.getPath()+".ncx3";
File indexFile = cache.getCacheFile(index);
assert indexFile != null;
assert indexFile.exists() : indexFile.getPath() +" does not exist";
}
}
}
}