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test/org/apache/coyote/http2/TestHttp2Section_6_2.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 java.nio.ByteBuffer;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * Unit tests for Section 6.2 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_2 extends Http2TestBase {
+
+    @Test
+    public void testHeaderFrameOnStreamZero() throws Exception {
+        // HTTP2 upgrade
+        http2Connect();
+
+        // Part 1
+        byte[] frameHeader = new byte[9];
+        ByteBuffer headersPayload = ByteBuffer.allocate(128);
+        buildSimpleGetRequestPart1(frameHeader, headersPayload, 0);
+        writeFrame(frameHeader, headersPayload);
+
+        handleGoAwayResponse(1);
+    }
+
+
+    @Test
+    public void testHeaderFrameWithPadding() throws Exception {
+        http2Connect();
+
+        byte[] padding= new byte[8];
+
+        sendSimpleGetRequest(3, padding);
+        readSimpleGetResponse();
+        Assert.assertEquals(getSimpleResponseTrace(3), output.getTrace());
+    }
+
+
+    @Test
+    public void testHeaderFrameWithNonZeroPadding() throws Exception {
+        http2Connect();
+
+        byte[] padding= new byte[8];
+        padding[4] = 1;
+
+        sendSimpleGetRequest(3, padding);
+
+        handleGoAwayResponse(1);
+    }
+
+
+    @Test
+    public void testHeaderFrameTooMuchPadding() throws Exception {
+        http2Connect();
+
+        byte[] headerFrame = new byte[10];
+
+        // Header
+        // length
+        ByteUtil.setThreeBytes(headerFrame, 0, 1);
+        headerFrame[3] = FrameType.HEADERS.getIdByte();
+        // flags 8 (padded)
+        headerFrame[4] = 0x08;
+        // stream 3
+        ByteUtil.set31Bits(headerFrame, 5, 3);
+        // payload (pad length of 1)
+        headerFrame[9] = 1;
+
+        os.write(headerFrame);
+        os.flush();
+
+        handleGoAwayResponse(1);
+    }
+
+
+    @Test
+    public void testHeaderFrameWithZeroLengthPadding() throws Exception {
+        http2Connect();
+
+        byte[] padding= new byte[0];
+
+        sendSimpleGetRequest(3, padding);
+        readSimpleGetResponse();
+        Assert.assertEquals(getSimpleResponseTrace(3), output.getTrace());
+    }
+}