/*
* Copyright 2004-2011 H2 Group. Multiple-Licensed under the H2 License,
* Version 1.0, and under the Eclipse Public License, Version 1.0
* (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.test.unit;
import java.math.BigDecimal;
import java.sql.Connection;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
import java.sql.Types;
import org.h2.store.Data;
import org.h2.store.DataHandler;
import org.h2.store.FileStore;
import org.h2.store.LobStorage;
import org.h2.test.TestBase;
import org.h2.tools.SimpleResultSet;
import org.h2.util.SmallLRUCache;
import org.h2.util.TempFileDeleter;
import org.h2.value.CompareMode;
import org.h2.value.Value;
import org.h2.value.ValueArray;
import org.h2.value.ValueBoolean;
import org.h2.value.ValueByte;
import org.h2.value.ValueBytes;
import org.h2.value.ValueDate;
import org.h2.value.ValueDecimal;
import org.h2.value.ValueDouble;
import org.h2.value.ValueFloat;
import org.h2.value.ValueInt;
import org.h2.value.ValueJavaObject;
import org.h2.value.ValueLong;
import org.h2.value.ValueNull;
import org.h2.value.ValueResultSet;
import org.h2.value.ValueShort;
import org.h2.value.ValueString;
import org.h2.value.ValueStringFixed;
import org.h2.value.ValueStringIgnoreCase;
import org.h2.value.ValueTime;
import org.h2.value.ValueTimestamp;
import org.h2.value.ValueUuid;
/**
* Data page tests.
*/
public class TestDataPage extends TestBase implements DataHandler {
private boolean testPerformance;
private CompareMode compareMode = CompareMode.getInstance(null, 0);
/**
* Run just this test.
*
* @param a ignored
*/
public static void main(String... a) throws Exception {
TestBase.createCaller().init().test();
}
public void test() {
if (testPerformance) {
testPerformance();
System.exit(0);
return;
}
testValues();
testAll();
}
private static void testPerformance() {
Data data = Data.create(null, 1024);
for (int j = 0; j < 4; j++) {
long time = System.currentTimeMillis();
for (int i = 0; i < 100000; i++) {
data.reset();
for (int k = 0; k < 30; k++) {
data.writeString("Hello World");
}
}
// for (int i = 0; i < 5000000; i++) {
// data.reset();
// for (int k = 0; k < 100; k++) {
// data.writeInt(k * k);
// }
// }
// for (int i = 0; i < 200000; i++) {
// data.reset();
// for (int k = 0; k < 100; k++) {
// data.writeVarInt(k * k);
// }
// }
System.out.println("write: " + (System.currentTimeMillis() - time) + " ms");
}
for (int j = 0; j < 4; j++) {
long time = System.currentTimeMillis();
for (int i = 0; i < 1000000; i++) {
data.reset();
for (int k = 0; k < 30; k++) {
data.readString();
}
}
// for (int i = 0; i < 3000000; i++) {
// data.reset();
// for (int k = 0; k < 100; k++) {
// data.readVarInt();
// }
// }
// for (int i = 0; i < 50000000; i++) {
// data.reset();
// for (int k = 0; k < 100; k++) {
// data.readInt();
// }
// }
System.out.println("read: " + (System.currentTimeMillis() - time) + " ms");
}
}
private void testValues() {
testValue(ValueNull.INSTANCE);
testValue(ValueBoolean.get(false));
testValue(ValueBoolean.get(true));
for (int i = 0; i < 256; i++) {
testValue(ValueByte.get((byte) i));
}
for (int i = 0; i < 256 * 256; i += 10) {
testValue(ValueShort.get((short) i));
}
for (int i = 0; i < 256 * 256; i += 10) {
testValue(ValueInt.get(i));
testValue(ValueInt.get(-i));
testValue(ValueLong.get(i));
testValue(ValueLong.get(-i));
}
testValue(ValueInt.get(Integer.MAX_VALUE));
testValue(ValueInt.get(Integer.MIN_VALUE));
for (long i = 0; i < Integer.MAX_VALUE; i += 10 + i / 4) {
testValue(ValueInt.get((int) i));
testValue(ValueInt.get((int) -i));
}
testValue(ValueLong.get(Long.MAX_VALUE));
testValue(ValueLong.get(Long.MIN_VALUE));
for (long i = 0; i >= 0; i += 10 + i / 4) {
testValue(ValueLong.get(i));
testValue(ValueLong.get(-i));
}
testValue(ValueDecimal.get(BigDecimal.ZERO));
testValue(ValueDecimal.get(BigDecimal.ONE));
testValue(ValueDecimal.get(BigDecimal.TEN));
testValue(ValueDecimal.get(BigDecimal.ONE.negate()));
testValue(ValueDecimal.get(BigDecimal.TEN.negate()));
for (long i = 0; i >= 0; i += 10 + i / 4) {
testValue(ValueDecimal.get(new BigDecimal(i)));
testValue(ValueDecimal.get(new BigDecimal(-i)));
for (int j = 0; j < 200; j += 50) {
testValue(ValueDecimal.get(new BigDecimal(i).setScale(j)));
testValue(ValueDecimal.get(new BigDecimal(i * i).setScale(j)));
}
testValue(ValueDecimal.get(new BigDecimal(i * i)));
}
testValue(ValueDate.get(new Date(System.currentTimeMillis())));
testValue(ValueDate.get(new Date(0)));
testValue(ValueTime.get(new Time(System.currentTimeMillis())));
testValue(ValueTime.get(new Time(0)));
testValue(ValueTimestamp.get(new Timestamp(System.currentTimeMillis())));
testValue(ValueTimestamp.get(new Timestamp(0)));
testValue(ValueJavaObject.getNoCopy(null, new byte[0]));
testValue(ValueJavaObject.getNoCopy(null, new byte[100]));
for (int i = 0; i < 300; i++) {
testValue(ValueBytes.getNoCopy(new byte[i]));
}
for (int i = 0; i < 65000; i += 10 + i) {
testValue(ValueBytes.getNoCopy(new byte[i]));
}
testValue(ValueUuid.getNewRandom());
for (int i = 0; i < 100; i++) {
testValue(ValueString.get(new String(new char[i])));
}
for (int i = 0; i < 65000; i += 10 + i) {
testValue(ValueString.get(new String(new char[i])));
testValue(ValueStringFixed.get(new String(new char[i])));
testValue(ValueStringIgnoreCase.get(new String(new char[i])));
}
testValue(ValueFloat.get(0f));
testValue(ValueFloat.get(1f));
testValue(ValueFloat.get(-1f));
testValue(ValueDouble.get(0));
testValue(ValueDouble.get(1));
testValue(ValueDouble.get(-1));
for (int i = 0; i < 65000; i += 10 + i) {
for (double j = 0.1; j < 65000; j += 10 + j) {
testValue(ValueFloat.get((float) (i / j)));
testValue(ValueDouble.get(i / j));
testValue(ValueFloat.get((float) -(i / j)));
testValue(ValueDouble.get(-(i / j)));
}
}
testValue(ValueArray.get(new Value[0]));
testValue(ValueArray.get(new Value[] {ValueBoolean.get(true), ValueInt.get(10)}));
SimpleResultSet rs = new SimpleResultSet();
rs.setAutoClose(false);
rs.addColumn("ID", Types.INTEGER, 0, 0);
rs.addColumn("NAME", Types.VARCHAR, 255, 0);
rs.addRow(1, "Hello");
rs.addRow(2, "World");
rs.addRow(3, "Peace");
testValue(ValueResultSet.get(rs));
}
private void testValue(Value v) {
Data data = Data.create(null, 1024);
data.checkCapacity((int) v.getPrecision());
data.writeValue(v);
data.writeInt(123);
data.reset();
Value v2 = data.readValue();
assertEquals(v.getType(), v2.getType());
assertEquals(0, v.compareTo(v2, compareMode));
assertEquals(123, data.readInt());
}
private void testAll() {
Data page = Data.create(this, 128);
char[] data = new char[0x10000];
for (int i = 0; i < data.length; i++) {
data[i] = (char) i;
}
String s = new String(data);
page.checkCapacity(s.length() * 4);
page.writeString(s);
int len = page.length();
assertEquals(len, Data.getStringLen(s));
page.reset();
assertEquals(s, page.readString());
page.reset();
page.writeString("H\u1111!");
page.writeString("John\tBrack's \"how are you\" M\u1111ller");
page.writeValue(ValueInt.get(10));
page.writeValue(ValueString.get("test"));
page.writeValue(ValueFloat.get(-2.25f));
page.writeValue(ValueDouble.get(10.40));
page.writeValue(ValueNull.INSTANCE);
trace(new String(page.getBytes()));
page.reset();
trace(page.readString());
trace(page.readString());
trace(page.readValue().getInt());
trace(page.readValue().getString());
trace("" + page.readValue().getFloat());
trace("" + page.readValue().getDouble());
trace(page.readValue().toString());
page.reset();
page.writeInt(0);
page.writeInt(Integer.MAX_VALUE);
page.writeInt(Integer.MIN_VALUE);
page.writeInt(1);
page.writeInt(-1);
page.writeInt(1234567890);
page.writeInt(54321);
trace(new String(page.getBytes()));
page.reset();
trace(page.readInt());
trace(page.readInt());
trace(page.readInt());
trace(page.readInt());
trace(page.readInt());
trace(page.readInt());
trace(page.readInt());
page = null;
}
public String getDatabasePath() {
return null;
}
public FileStore openFile(String name, String mode, boolean mustExist) {
return null;
}
public void checkPowerOff() {
// nothing to do
}
public void checkWritingAllowed() {
// ok
}
public int getMaxLengthInplaceLob() {
throw new AssertionError();
}
public String getLobCompressionAlgorithm(int type) {
throw new AssertionError();
}
public Object getLobSyncObject() {
return this;
}
public SmallLRUCache<String, String[]> getLobFileListCache() {
return null;
}
public TempFileDeleter getTempFileDeleter() {
return TempFileDeleter.getInstance();
}
public LobStorage getLobStorage() {
return null;
}
public Connection getLobConnection() {
return null;
}
public int readLob(long lobId, byte[] hmac, long offset, byte[] buff, int off, int length) {
return -1;
}
}