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test/org/apache/coyote/http2/TestHttp2Section_6_8.java

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+/*
+ *  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 6.8 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_8 extends Http2TestBase {
+
+    private static final boolean RELAX_TIMING = Boolean.getBoolean("tomcat.test.relaxTiming");
+
+    private static final long PING_ACK_DELAY_MS = 2000;
+    // On slow systems (Gump) may need to be higher
+    private static final long TIMING_MARGIN_MS = RELAX_TIMING ? 1000 : 200;
+
+    @Test
+    public void testGoawayIgnoreNewStreams() throws Exception {
+        setPingAckDelayMillis(PING_ACK_DELAY_MS);
+
+        http2Connect();
+
+        http2Protocol.setMaxConcurrentStreams(200);
+
+        Thread.sleep(PING_ACK_DELAY_MS + TIMING_MARGIN_MS);
+
+        getTomcatInstance().getConnector().pause();
+
+        // Go away
+        parser.readFrame(true);
+        Assert.assertEquals("0-Goaway-[2147483647]-[0]-[null]", output.getTrace());
+        output.clearTrace();
+
+        // Should be processed
+        sendSimpleGetRequest(3);
+
+        Thread.sleep(PING_ACK_DELAY_MS + TIMING_MARGIN_MS);
+
+        // Should be ignored
+        sendSimpleGetRequest(5);
+
+        parser.readFrame(true);
+        parser.readFrame(true);
+
+        Assert.assertEquals(getSimpleResponseTrace(3),  output.getTrace());
+        output.clearTrace();
+
+        // Finally the go away frame
+        parser.readFrame(true);
+        Assert.assertEquals("0-Goaway-[3]-[0]-[null]", output.getTrace());
+    }
+
+
+    @Test
+    public void testGoawayFrameNonZeroStream() throws Exception {
+        // HTTP2 upgrade
+        http2Connect();
+
+        sendGoaway(1, 1, Http2Error.NO_ERROR.getCode(), null);
+
+        handleGoAwayResponse(1);
+    }
+
+
+    // TODO Test header processing and window size processing for ignored
+    //      streams
+}