svn commit: r1439958 - /commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java

[se...@apache.org]

Author: sebb
Date: Tue Jan 29 15:57:06 2013
New Revision: 1439958

URL: http://svn.apache.org/viewvc?rev=1439958&view=rev
Log:
Add test for ToNetAsciiInput

Added:
    commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java   (with props)

Added: commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java
URL: http://svn.apache.org/viewvc/commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java?rev=1439958&view=auto
==============================================================================
--- commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java (added)
+++ commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java Tue Jan 29 15:57:06 2013
@@ -0,0 +1,101 @@
+/*
+ * 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.commons.net.io;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class ToNetASCIIInputStreamTest {
+
+    private static final Charset ASCII = Charset.forName("ASCII");
+
+    @Test
+    public void testToNetASCIIInputStream1() throws Exception
+    {
+        byteTest(false, "", "");
+        byteTest(false, "\r", "\r");
+        byteTest(false, "a", "a");
+        byteTest(false, "a\nb", "a\r\nb");
+        byteTest(false, "a\r\nb", "a\r\nb");
+        byteTest(false, "\n", "\r\n");
+        byteTest(false, "Hello\nWorld\n", "Hello\r\nWorld\r\n");
+        byteTest(false, "Hello\nWorld\r\n", "Hello\r\nWorld\r\n");
+        byteTest(false, "Hello\nWorld\n\r", "Hello\r\nWorld\r\n\r");
+    }
+
+    @Test
+    public void testToNetASCIIInputStream_single_bytes() throws Exception
+    {
+        byteTest(true, "", "");
+        byteTest(true, "\r", "\r");
+        byteTest(true, "\n", "\r\n");
+        byteTest(true, "a", "a");
+        byteTest(true, "a\nb", "a\r\nb");
+        byteTest(true, "a\r\nb", "a\r\nb");
+        byteTest(true, "Hello\nWorld\n", "Hello\r\nWorld\r\n");
+        byteTest(true, "Hello\nWorld\r\n", "Hello\r\nWorld\r\n");
+        byteTest(true, "Hello\nWorld\n\r", "Hello\r\nWorld\r\n\r");
+    }
+
+    private void byteTest(boolean byByte, String input, String expect) throws IOException {
+        byte[] data = input.getBytes(ASCII);
+        byte[] expected = expect.getBytes(ASCII);
+        InputStream source = new ByteArrayInputStream(data);
+        ToNetASCIIInputStream toNetASCII = new ToNetASCIIInputStream(source);
+        byte[] output = new byte[data.length*2]; // cannot be longer than twice the input
+
+        int length = byByte ? 
+                getSingleBytes(toNetASCII, output) :  
+                    getBuffer(toNetASCII, output);
+
+        byte[] result = new byte[length];
+        System.arraycopy(output, 0, result, 0, length);
+        Assert.assertArrayEquals("Failed converting "+input,expected, result);
+        toNetASCII.close();
+    }
+
+    private int getSingleBytes(ToNetASCIIInputStream toNetASCII, byte[] output)
+            throws IOException {
+        int b;
+        int length=0;
+        while((b=toNetASCII.read()) != -1) {
+            output[length++]=(byte)b;
+        }
+        return length;
+    }
+
+    private int getBuffer(ToNetASCIIInputStream toNetASCII, byte[] output)
+            throws IOException {
+        int length=0;
+        int remain=output.length;
+        int chunk;
+        int offset=0;
+        while(remain > 0 && (chunk=toNetASCII.read(output,offset,remain)) != -1){
+            length+=chunk;
+            offset+=chunk;
+            remain-=chunk;
+        }
+        return length;
+    }
+
+}

Propchange: commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java
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Propchange: commons/proper/net/trunk/src/test/java/org/apache/commons/net/io/ToNetASCIIInputStreamTest.java
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