/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.message;
import java.util.NoSuchElementException;
import junit.framework.TestCase;
import org.apache.http.Header;
import org.apache.http.HeaderElement;
import org.apache.http.HeaderElementIterator;
/**
* Tests for {@link BasicHeaderElementIterator}.
*
*/
public class TestBasicHeaderElementIterator extends TestCase {
// ------------------------------------------------------------ Constructor
public TestBasicHeaderElementIterator(String testName) {
super(testName);
}
public void testMultiHeader() {
Header[] headers = new Header[]{
new BasicHeader("Name", "value0"),
new BasicHeader("Name", "value1")
};
HeaderElementIterator hei =
new BasicHeaderElementIterator(
new BasicHeaderIterator(headers, "Name"));
assertTrue(hei.hasNext());
HeaderElement elem = (HeaderElement) hei.next();
assertEquals("The two header values must be equal",
"value0", elem.getName());
assertTrue(hei.hasNext());
elem = (HeaderElement)hei.next();
assertEquals("The two header values must be equal",
"value1", elem.getName());
assertFalse(hei.hasNext());
try {
hei.next();
fail("NoSuchElementException should have been thrown");
} catch (NoSuchElementException ex) {
// expected
}
assertFalse(hei.hasNext());
try {
hei.next();
fail("NoSuchElementException should have been thrown");
} catch (NoSuchElementException ex) {
// expected
}
}
public void testMultiHeaderSameLine() {
Header[] headers = new Header[]{
new BasicHeader("name", "value0,value1"),
new BasicHeader("nAme", "cookie1=1,cookie2=2")
};
HeaderElementIterator hei =
new BasicHeaderElementIterator(new BasicHeaderIterator(headers, "Name"));
HeaderElement elem = (HeaderElement)hei.next();
assertEquals("The two header values must be equal",
"value0", elem.getName());
elem = (HeaderElement)hei.next();
assertEquals("The two header values must be equal",
"value1", elem.getName());
elem = (HeaderElement)hei.next();
assertEquals("The two header values must be equal",
"cookie1", elem.getName());
assertEquals("The two header values must be equal",
"1", elem.getValue());
elem = (HeaderElement)hei.next();
assertEquals("The two header values must be equal",
"cookie2", elem.getName());
assertEquals("The two header values must be equal",
"2", elem.getValue());
}
public void testFringeCases() {
Header[] headers = new Header[]{
new BasicHeader("Name", null),
new BasicHeader("Name", " "),
new BasicHeader("Name", ",,,")
};
HeaderElementIterator hei =
new BasicHeaderElementIterator(
new BasicHeaderIterator(headers, "Name"));
assertFalse(hei.hasNext());
try {
hei.next();
fail("NoSuchElementException should have been thrown");
} catch (NoSuchElementException ex) {
// expected
}
assertFalse(hei.hasNext());
try {
hei.next();
fail("NoSuchElementException should have been thrown");
} catch (NoSuchElementException ex) {
// expected
}
}
}