/*
* 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.coyote.http2;
import org.junit.Assert;
import org.junit.Test;
/**
* Unit tests for Section 6.5 of <a href="https://tools.ietf.org/html/rfc7540">RFC 7540</a>. <br>
* The order of tests in this class is aligned with the order of the requirements in the RFC.
*/
public class TestHttp2Section_6_5 extends Http2TestBase {
@Test
public void testSettingsFrameNonEmptAck() throws Exception {
// HTTP2 upgrade
http2Connect();
sendSettings(0, true, new SettingValue(1, 1));
handleGoAwayResponse(1, Http2Error.FRAME_SIZE_ERROR);
}
@Test
public void testSettingsFrameNonZeroStream() throws Exception {
// HTTP2 upgrade
http2Connect();
sendPriority(3, 0, 15);
sendSettings(3, true, new SettingValue(1, 1));
handleGoAwayResponse(1);
}
@Test
public void testSettingsFrameWrongLength() throws Exception {
// HTTP2 upgrade
http2Connect();
byte[] resetFrame = new byte[10];
// length
ByteUtil.setThreeBytes(resetFrame, 0, 1);
// type
resetFrame[3] = FrameType.SETTINGS.getIdByte();
// No flags
// Stream ID 0
// Payload - left as zero
os.write(resetFrame);
os.flush();
handleGoAwayResponse(1, Http2Error.FRAME_SIZE_ERROR);
}
@Test
public void testSettingsFrameInvalidPushSetting() throws Exception {
// HTTP2 upgrade
http2Connect();
sendSettings(0, false, new SettingValue(0x2, 0x2));
handleGoAwayResponse(1);
}
@Test
public void testSettingsFrameInvalidWindowSizeSetting() throws Exception {
// HTTP2 upgrade
http2Connect();
sendSettings(0, false, new SettingValue(0x4, 1 << 31));
handleGoAwayResponse(1, Http2Error.FLOW_CONTROL_ERROR);
}
@Test
public void testSettingsFrameInvalidMaxFrameSizeSetting() throws Exception {
// HTTP2 upgrade
http2Connect();
sendSettings(0, false, new SettingValue(0x5, 1 << 31));
handleGoAwayResponse(1);
}
@Test
public void testSettingsUnknownSetting() throws Exception {
// HTTP2 upgrade
http2Connect();
sendSettings(0, false, new SettingValue(0xFF, 0xFF));
// Ack
parser.readFrame();
Assert.assertTrue(output.getTrace(), output.getTrace().startsWith("0-Settings-Ack"));
}
// delayed ACKs. Requires an API (TBD) for applications to send settings.
}