/*
* Copyright 2015 The Netty Project
*
* The Netty Project 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 io.netty.handler.codec.http;
import io.netty.handler.codec.http.HttpHeadersTestUtils.HeaderValue;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collections;
import static io.netty.util.AsciiString.contentEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class CombinedHttpHeadersTest {
private static final CharSequence HEADER_NAME = "testHeader";
@Test
public void addCharSequencesCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addCharSequencesCsvWithExistingHeader() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
headers.add(HEADER_NAME, HeaderValue.FIVE.subset(4));
assertCsvValues(headers, HeaderValue.FIVE);
}
@Test
public void addCombinedHeadersWhenEmpty() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
final CombinedHttpHeaders otherHeaders = newCombinedHttpHeaders();
otherHeaders.add(HEADER_NAME, "a");
otherHeaders.add(HEADER_NAME, "b");
headers.add(otherHeaders);
assertEquals("a,b", headers.get(HEADER_NAME).toString());
}
@Test
public void addCombinedHeadersWhenNotEmpty() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, "a");
final CombinedHttpHeaders otherHeaders = newCombinedHttpHeaders();
otherHeaders.add(HEADER_NAME, "b");
otherHeaders.add(HEADER_NAME, "c");
headers.add(otherHeaders);
assertEquals("a,b,c", headers.get(HEADER_NAME).toString());
}
@Test
public void setCombinedHeadersWhenNotEmpty() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, "a");
final CombinedHttpHeaders otherHeaders = newCombinedHttpHeaders();
otherHeaders.add(HEADER_NAME, "b");
otherHeaders.add(HEADER_NAME, "c");
headers.set(otherHeaders);
assertEquals("b,c", headers.get(HEADER_NAME).toString());
}
@Test
public void addUncombinedHeaders() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, "a");
final DefaultHttpHeaders otherHeaders = new DefaultHttpHeaders();
otherHeaders.add(HEADER_NAME, "b");
otherHeaders.add(HEADER_NAME, "c");
headers.add(otherHeaders);
assertEquals("a,b,c", headers.get(HEADER_NAME).toString());
}
@Test
public void setUncombinedHeaders() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, "a");
final DefaultHttpHeaders otherHeaders = new DefaultHttpHeaders();
otherHeaders.add(HEADER_NAME, "b");
otherHeaders.add(HEADER_NAME, "c");
headers.set(otherHeaders);
assertEquals("b,c", headers.get(HEADER_NAME).toString());
}
@Test
public void addCharSequencesCsvWithValueContainingComma() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.SIX_QUOTED.subset(4));
assertTrue(contentEquals(HeaderValue.SIX_QUOTED.subsetAsCsvString(4), headers.get(HEADER_NAME)));
assertEquals(HeaderValue.SIX_QUOTED.subset(4), headers.getAll(HEADER_NAME));
}
@Test
public void addCharSequencesCsvWithValueContainingCommas() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.EIGHT.subset(6));
assertTrue(contentEquals(HeaderValue.EIGHT.subsetAsCsvString(6), headers.get(HEADER_NAME)));
assertEquals(HeaderValue.EIGHT.subset(6), headers.getAll(HEADER_NAME));
}
@Test (expected = NullPointerException.class)
public void addCharSequencesCsvNullValue() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
final String value = null;
headers.add(HEADER_NAME, value);
}
@Test
public void addCharSequencesCsvMultipleTimes() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
for (int i = 0; i < 5; ++i) {
headers.add(HEADER_NAME, "value");
}
assertTrue(contentEquals("value,value,value,value,value", headers.get(HEADER_NAME)));
}
@Test
public void addCharSequenceCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
addValues(headers, HeaderValue.ONE, HeaderValue.TWO, HeaderValue.THREE);
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addCharSequenceCsvSingleValue() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
addValues(headers, HeaderValue.ONE);
assertCsvValue(headers, HeaderValue.ONE);
}
@Test
public void addIterableCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addIterableCsvWithExistingHeader() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
headers.add(HEADER_NAME, HeaderValue.FIVE.subset(4));
assertCsvValues(headers, HeaderValue.FIVE);
}
@Test
public void addIterableCsvSingleValue() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.ONE.asList());
assertCsvValue(headers, HeaderValue.ONE);
}
@Test
public void addIterableCsvEmpty() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, Collections.<CharSequence>emptyList());
assertEquals(Arrays.asList(""), headers.getAll(HEADER_NAME));
}
@Test
public void addObjectCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
addObjectValues(headers, HeaderValue.ONE, HeaderValue.TWO, HeaderValue.THREE);
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addObjectsCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addObjectsIterableCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void addObjectsCsvWithExistingHeader() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.add(HEADER_NAME, HeaderValue.THREE.asList());
headers.add(HEADER_NAME, HeaderValue.FIVE.subset(4));
assertCsvValues(headers, HeaderValue.FIVE);
}
@Test
public void setCharSequenceCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void setIterableCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void setObjectObjectsCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
@Test
public void setObjectIterableCsv() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, HeaderValue.THREE.asList());
assertCsvValues(headers, HeaderValue.THREE);
}
private static CombinedHttpHeaders newCombinedHttpHeaders() {
return new CombinedHttpHeaders(true);
}
private static void assertCsvValues(final CombinedHttpHeaders headers, final HeaderValue headerValue) {
assertTrue(contentEquals(headerValue.asCsv(), headers.get(HEADER_NAME)));
assertEquals(headerValue.asList(), headers.getAll(HEADER_NAME));
}
private static void assertCsvValue(final CombinedHttpHeaders headers, final HeaderValue headerValue) {
assertTrue(contentEquals(headerValue.toString(), headers.get(HEADER_NAME)));
assertTrue(contentEquals(headerValue.toString(), headers.getAll(HEADER_NAME).get(0)));
}
private static void addValues(final CombinedHttpHeaders headers, HeaderValue... headerValues) {
for (HeaderValue v: headerValues) {
headers.add(HEADER_NAME, v.toString());
}
}
private static void addObjectValues(final CombinedHttpHeaders headers, HeaderValue... headerValues) {
for (HeaderValue v: headerValues) {
headers.add(HEADER_NAME, v.toString());
}
}
@Test
public void testGetAll() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, Arrays.asList("a", "b", "c"));
assertEquals(Arrays.asList("a", "b", "c"), headers.getAll(HEADER_NAME));
headers.set(HEADER_NAME, Arrays.asList("a,", "b,", "c,"));
assertEquals(Arrays.asList("a,", "b,", "c,"), headers.getAll(HEADER_NAME));
headers.set(HEADER_NAME, Arrays.asList("a\"", "b\"", "c\""));
assertEquals(Arrays.asList("a\"", "b\"", "c\""), headers.getAll(HEADER_NAME));
headers.set(HEADER_NAME, Arrays.asList("\"a\"", "\"b\"", "\"c\""));
assertEquals(Arrays.asList("a", "b", "c"), headers.getAll(HEADER_NAME));
headers.set(HEADER_NAME, "a,b,c");
assertEquals(Arrays.asList("a,b,c"), headers.getAll(HEADER_NAME));
headers.set(HEADER_NAME, "\"a,b,c\"");
assertEquals(Arrays.asList("a,b,c"), headers.getAll(HEADER_NAME));
}
@Test
public void owsTrimming() {
final CombinedHttpHeaders headers = newCombinedHttpHeaders();
headers.set(HEADER_NAME, Arrays.asList("\ta", " ", " b ", "\t \t"));
headers.add(HEADER_NAME, " c, d \t");
assertEquals(Arrays.asList("a", "", "b", "", "c, d"), headers.getAll(HEADER_NAME));
assertEquals("a,,b,,\"c, d\"", headers.get(HEADER_NAME));
assertTrue(headers.containsValue(HEADER_NAME, "a", true));
assertTrue(headers.containsValue(HEADER_NAME, " a ", true));
assertTrue(headers.containsValue(HEADER_NAME, "a", true));
assertFalse(headers.containsValue(HEADER_NAME, "a,b", true));
assertFalse(headers.containsValue(HEADER_NAME, " c, d ", true));
assertFalse(headers.containsValue(HEADER_NAME, "c, d", true));
assertTrue(headers.containsValue(HEADER_NAME, " c ", true));
assertTrue(headers.containsValue(HEADER_NAME, "d", true));
assertTrue(headers.containsValue(HEADER_NAME, "\t", true));
assertTrue(headers.containsValue(HEADER_NAME, "", true));
assertFalse(headers.containsValue(HEADER_NAME, "e", true));
HttpHeaders copiedHeaders = newCombinedHttpHeaders().add(headers);
assertEquals(Arrays.asList("a", "", "b", "", "c, d"), copiedHeaders.getAll(HEADER_NAME));
}
}