7f23c34b55
Motivation: When checking if a value is present, ReadOnlyHttp2Headers always ignores case for values. RFC 7540 says: https://tools.ietf.org/html/rfc7540#section-8.1.2 "header field names are strings of ASCII characters that are compared in a case-insensitive fashion" But there is no such constraint on header values Modifications: Updated ReadOnlyHttp2Headers.contains to compare header value in a case-sensitive way. Result: ReadOnlyHttp2Headers compares header names in a case-insensitive way, values in a case-sensitive way.
240 lines
8.6 KiB
Java
240 lines
8.6 KiB
Java
/*
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* Copyright 2016 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.handler.codec.http2;
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import io.netty.util.AsciiString;
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import org.junit.Test;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.NoSuchElementException;
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import static io.netty.handler.codec.http2.DefaultHttp2HeadersTest.*;
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import static org.junit.Assert.*;
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public class ReadOnlyHttp2HeadersTest {
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@Test(expected = IllegalArgumentException.class)
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public void notKeyValuePairThrows() {
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ReadOnlyHttp2Headers.trailers(false, new AsciiString[]{ null });
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}
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@Test(expected = NullPointerException.class)
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public void nullTrailersNotAllowed() {
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ReadOnlyHttp2Headers.trailers(false, (AsciiString[]) null);
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}
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@Test
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public void nullHeaderNameNotChecked() {
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ReadOnlyHttp2Headers.trailers(false, null, null);
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}
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@Test(expected = Http2Exception.class)
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public void nullHeaderNameValidated() {
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ReadOnlyHttp2Headers.trailers(true, null, new AsciiString("foo"));
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}
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@Test(expected = IllegalArgumentException.class)
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public void pseudoHeaderNotAllowedAfterNonPseudoHeaders() {
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ReadOnlyHttp2Headers.trailers(true, new AsciiString(":name"), new AsciiString("foo"),
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new AsciiString("othername"), new AsciiString("goo"),
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new AsciiString(":pseudo"), new AsciiString("val"));
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}
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@Test(expected = IllegalArgumentException.class)
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public void nullValuesAreNotAllowed() {
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ReadOnlyHttp2Headers.trailers(true, new AsciiString("foo"), null);
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}
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@Test
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public void emptyHeaderNameAllowed() {
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ReadOnlyHttp2Headers.trailers(false, AsciiString.EMPTY_STRING, new AsciiString("foo"));
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}
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@Test
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public void testPseudoHeadersMustComeFirstWhenIteratingServer() {
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Http2Headers headers = newServerHeaders();
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verifyPseudoHeadersFirst(headers);
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}
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@Test
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public void testPseudoHeadersMustComeFirstWhenIteratingClient() {
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Http2Headers headers = newClientHeaders();
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verifyPseudoHeadersFirst(headers);
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorReadOnlyClient() {
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testIteratorReadOnly(newClientHeaders());
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorReadOnlyServer() {
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testIteratorReadOnly(newServerHeaders());
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorReadOnlyTrailers() {
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testIteratorReadOnly(newTrailers());
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorEntryReadOnlyClient() {
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testIteratorEntryReadOnly(newClientHeaders());
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorEntryReadOnlyServer() {
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testIteratorEntryReadOnly(newServerHeaders());
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}
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@Test(expected = UnsupportedOperationException.class)
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public void testIteratorEntryReadOnlyTrailers() {
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testIteratorEntryReadOnly(newTrailers());
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}
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@Test
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public void testSize() {
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Http2Headers headers = newTrailers();
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assertEquals(otherHeaders().length / 2, headers.size());
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}
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@Test
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public void testIsNotEmpty() {
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Http2Headers headers = newTrailers();
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assertFalse(headers.isEmpty());
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}
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@Test
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public void testIsEmpty() {
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Http2Headers headers = ReadOnlyHttp2Headers.trailers(false);
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assertTrue(headers.isEmpty());
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}
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@Test
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public void testContainsName() {
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Http2Headers headers = newClientHeaders();
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assertTrue(headers.contains("Name1"));
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assertTrue(headers.contains(Http2Headers.PseudoHeaderName.PATH.value()));
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assertFalse(headers.contains(Http2Headers.PseudoHeaderName.STATUS.value()));
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assertFalse(headers.contains("a missing header"));
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}
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@Test
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public void testContainsNameAndValue() {
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Http2Headers headers = newClientHeaders();
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assertTrue(headers.contains("Name1", "value1"));
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assertFalse(headers.contains("Name1", "Value1"));
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assertTrue(headers.contains("name2", "Value2", true));
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assertFalse(headers.contains("name2", "Value2", false));
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assertTrue(headers.contains(Http2Headers.PseudoHeaderName.PATH.value(), "/foo"));
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assertFalse(headers.contains(Http2Headers.PseudoHeaderName.STATUS.value(), "200"));
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assertFalse(headers.contains("a missing header", "a missing value"));
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}
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@Test
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public void testGet() {
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Http2Headers headers = newClientHeaders();
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assertTrue(AsciiString.contentEqualsIgnoreCase("value1", headers.get("Name1")));
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assertTrue(AsciiString.contentEqualsIgnoreCase("/foo",
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headers.get(Http2Headers.PseudoHeaderName.PATH.value())));
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assertNull(headers.get(Http2Headers.PseudoHeaderName.STATUS.value()));
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assertNull(headers.get("a missing header"));
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}
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@Test
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public void testClientOtherValueIterator() {
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testValueIteratorSingleValue(newClientHeaders(), "name2", "value2");
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}
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@Test
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public void testClientPsuedoValueIterator() {
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testValueIteratorSingleValue(newClientHeaders(), ":path", "/foo");
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}
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@Test
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public void testServerPsuedoValueIterator() {
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testValueIteratorSingleValue(newServerHeaders(), ":status", "200");
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}
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@Test
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public void testEmptyValueIterator() {
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Http2Headers headers = newServerHeaders();
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Iterator<CharSequence> itr = headers.valueIterator("foo");
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assertFalse(itr.hasNext());
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try {
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itr.next();
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fail();
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} catch (NoSuchElementException ignored) {
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// ignored
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}
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}
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@Test
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public void testIteratorMultipleValues() {
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Http2Headers headers = ReadOnlyHttp2Headers.serverHeaders(false, new AsciiString("200"), new AsciiString[] {
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new AsciiString("name2"), new AsciiString("value1"),
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new AsciiString("name1"), new AsciiString("value2"),
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new AsciiString("name2"), new AsciiString("value3")
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});
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Iterator<CharSequence> itr = headers.valueIterator("name2");
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assertTrue(itr.hasNext());
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assertTrue(AsciiString.contentEqualsIgnoreCase("value1", itr.next()));
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assertTrue(itr.hasNext());
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assertTrue(AsciiString.contentEqualsIgnoreCase("value3", itr.next()));
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assertFalse(itr.hasNext());
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}
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private static void testValueIteratorSingleValue(Http2Headers headers, CharSequence name, CharSequence value) {
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Iterator<CharSequence> itr = headers.valueIterator(name);
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assertTrue(itr.hasNext());
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assertTrue(AsciiString.contentEqualsIgnoreCase(value, itr.next()));
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assertFalse(itr.hasNext());
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}
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private static void testIteratorReadOnly(Http2Headers headers) {
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Iterator<Map.Entry<CharSequence, CharSequence>> itr = headers.iterator();
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assertTrue(itr.hasNext());
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itr.remove();
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}
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private static void testIteratorEntryReadOnly(Http2Headers headers) {
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Iterator<Map.Entry<CharSequence, CharSequence>> itr = headers.iterator();
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assertTrue(itr.hasNext());
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itr.next().setValue("foo");
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}
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private static ReadOnlyHttp2Headers newServerHeaders() {
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return ReadOnlyHttp2Headers.serverHeaders(false, new AsciiString("200"), otherHeaders());
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}
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private static ReadOnlyHttp2Headers newClientHeaders() {
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return ReadOnlyHttp2Headers.clientHeaders(false, new AsciiString("meth"), new AsciiString("/foo"),
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new AsciiString("schemer"), new AsciiString("respect_my_authority"), otherHeaders());
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}
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private static ReadOnlyHttp2Headers newTrailers() {
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return ReadOnlyHttp2Headers.trailers(false, otherHeaders());
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}
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private static AsciiString[] otherHeaders() {
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return new AsciiString[] {
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new AsciiString("name1"), new AsciiString("value1"),
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new AsciiString("name2"), new AsciiString("value2"),
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new AsciiString("name3"), new AsciiString("value3")
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};
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}
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}
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