/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.tomcat.util.buf;
import java.math.BigInteger;
import org.junit.Assert;
import org.junit.Test;
public class TestAscii {
@Test
public void testParseLong1() {
String value = "9223372036854775807"; // Long.MAX_VALUE
byte[] bytes = value.getBytes();
long result = Ascii.parseLong(bytes, 0, bytes.length);
Assert.assertEquals(value, String.valueOf(result));
}
@Test(expected = NumberFormatException.class)
public void testParseLong2() {
byte[] bytes = "9223372036854775808".getBytes(); // Long.MAX_VALUE + 1
long result = Ascii.parseLong(bytes, 0, bytes.length);
Assert.fail("NumberFormatException expected, got: " + result);
}
@Test(expected = NumberFormatException.class)
public void testParseLong3() {
byte[] bytes = "9223372036854775810".getBytes(); // Long.MAX_VALUE + 3
long result = Ascii.parseLong(bytes, 0, bytes.length);
Assert.fail("NumberFormatException expected, got: " + result);
}
@Test(expected = NumberFormatException.class)
public void testParseLong4() {
BigInteger x = BigInteger.valueOf(5000000000L).shiftLeft(32);
byte[] bytes = String.valueOf(x).getBytes();
long result = Ascii.parseLong(bytes, 0, bytes.length);
Assert.fail("NumberFormatException expected, got: " + result);
}
@Test
public void testParseLong5() {
String value = "9223372036854775806"; // Long.MAX_VALUE - 1
byte[] bytes = value.getBytes();
long result = Ascii.parseLong(bytes, 0, bytes.length);
Assert.assertEquals(value, String.valueOf(result));
}
}