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test/org/apache/catalina/connector/TestCoyoteInputStream.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.catalina.connector;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.charset.StandardCharsets;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import org.apache.catalina.Context;
+import org.apache.catalina.startup.Tomcat;
+import org.apache.catalina.startup.TomcatBaseTest;
+import org.apache.tomcat.util.buf.ByteChunk;
+
+public class TestCoyoteInputStream extends TomcatBaseTest {
+
+    @Test
+    public void testReadWithByteBuffer() throws Exception {
+        Tomcat tomcat = getTomcatInstance();
+
+        Context root = tomcat.addContext("", TEMP_DIR);
+        Tomcat.addServlet(root, "testServlet", new TestServlet());
+        root.addServletMappingDecoded("/", "testServlet");
+
+        tomcat.start();
+
+        ByteChunk bc = new ByteChunk();
+        String requestBody = "HelloWorld";
+        int rc = postUrl(requestBody.getBytes(StandardCharsets.UTF_8),
+                "http://localhost:" + getPort() + "/", bc, null);
+        Assert.assertEquals(HttpServletResponse.SC_OK, rc);
+        Assert.assertTrue(requestBody.equals(bc.toString()));
+    }
+
+    private static final class TestServlet extends HttpServlet {
+
+        private static final long serialVersionUID = 1L;
+
+        @Override
+        protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+                throws ServletException, IOException {
+            CoyoteInputStream is = (CoyoteInputStream) req.getInputStream();
+            ByteBuffer buffer = ByteBuffer.allocate(256);
+            is.read(buffer);
+            CoyoteOutputStream os = (CoyoteOutputStream) resp.getOutputStream();
+            os.write(buffer);
+        }
+
+    }
+
+}