From 5caf7bfe1dcfb7defacd54346b9da977bc9d130f Mon Sep 17 00:00:00 2001
From: Syn Wee Quek <swquek@svn.icu-project.org>
Date: Thu, 10 Oct 2002 05:16:14 +0000
Subject: [PATCH] ICU-2079 testing icubinary new data version leniency
 authentication

X-SVN-Rev: 10012
---
 icu4j/src/com/ibm/icu/dev/test/TestAll.java   |   9 +-
 .../ibm/icu/dev/test/util/ICUBinaryTest.java  | 119 ++++++++++++++++++
 2 files changed, 126 insertions(+), 2 deletions(-)
 create mode 100644 icu4j/src/com/ibm/icu/dev/test/util/ICUBinaryTest.java

diff --git a/icu4j/src/com/ibm/icu/dev/test/TestAll.java b/icu4j/src/com/ibm/icu/dev/test/TestAll.java
index cd1e20fe69..c14d581e37 100755
--- a/icu4j/src/com/ibm/icu/dev/test/TestAll.java
+++ b/icu4j/src/com/ibm/icu/dev/test/TestAll.java
@@ -5,8 +5,8 @@
  *******************************************************************************
  *
  * $Source: /xsrl/Nsvn/icu/icu4j/src/com/ibm/icu/dev/test/TestAll.java,v $ 
- * $Date: 2002/09/17 19:12:42 $ 
- * $Revision: 1.39 $
+ * $Date: 2002/10/10 05:16:14 $ 
+ * $Revision: 1.40 $
  *
  *****************************************************************************************
  */
@@ -219,4 +219,9 @@ public class TestAll extends TestFmwk {
                 new DiagBigDecimal(),
               });
     }
+    public void TestICUBinary() throws Exception{
+        run( new TestFmwk[]{
+                new com.ibm.icu.dev.test.util.ICUBinaryTest(),
+              });
+    }
 }
diff --git a/icu4j/src/com/ibm/icu/dev/test/util/ICUBinaryTest.java b/icu4j/src/com/ibm/icu/dev/test/util/ICUBinaryTest.java
new file mode 100644
index 0000000000..9f26f3e543
--- /dev/null
+++ b/icu4j/src/com/ibm/icu/dev/test/util/ICUBinaryTest.java
@@ -0,0 +1,119 @@
+/**
+*******************************************************************************
+* Copyright (C) 1996-2002, International Business Machines Corporation and    *
+* others. All Rights Reserved.                                                *
+*******************************************************************************
+*
+* $Source: /xsrl/Nsvn/icu/icu4j/src/com/ibm/icu/dev/test/util/ICUBinaryTest.java,v $ 
+* $Date: 2002/10/10 05:16:13 $ 
+* $Revision: 1.1 $
+*
+*******************************************************************************
+*/
+
+package com.ibm.icu.dev.test.util;
+
+import com.ibm.icu.dev.test.TestFmwk;
+import com.ibm.icu.impl.ICUBinary;
+import java.io.IOException;
+import java.io.ByteArrayInputStream;
+
+/**
+* Testing class for Trie. Tests here will be simple, since both CharTrie and 
+* IntTrie are very similar and are heavily used in other parts of ICU4J.
+* Codes using Tries are expected to have detailed tests.
+* @author Syn Wee Quek
+* @since release 2.1 Jan 01 2002
+*/
+public final class ICUBinaryTest extends TestFmwk 
+{ 
+    // constructor ---------------------------------------------------
+  
+    /**
+    * Constructor
+    */
+    public ICUBinaryTest()
+    {
+    }
+      
+    // public methods -----------------------------------------------
+    
+    public static void main(String arg[]) 
+    {
+        ICUBinaryTest test = new ICUBinaryTest();
+        try {
+	        test.run(arg);
+        } catch (Exception e) {
+        	test.errln("Error testing icubinarytest");
+        }
+    }
+    
+    /**
+     * Testing the constructors of the Tries
+     */
+    public void TestReadHeader() 
+    {
+        byte formatid[] = {1, 2, 3, 4};
+    	byte array[] = {
+            // header size
+            0, 0x18, 
+            // magic numbers
+            (byte)0xda, 0x27, 
+            // size
+            0, 0, 
+            // reserved word
+            0, 0, 
+            // bigendian
+            1, 
+            // charset 
+            0,
+            // charsize
+            2, 
+            // reserved byte
+            0, 
+            // data format id
+            1, 2, 3, 4,
+            // dataVersion
+            1, 2, 3, 4,
+            // unicodeVersion
+            3, 2, 0, 0
+        };
+        ByteArrayInputStream inputstream = new ByteArrayInputStream(array);
+        ICUBinary.Authenticate authenticate 
+                = new ICUBinary.Authenticate() {
+                    public boolean isDataVersionAcceptable(byte version[])
+                    {
+                        return version[0] == 1;
+                    };
+                };
+        // check full data version
+        try {
+            ICUBinary.readHeader(inputstream, formatid, authenticate);
+        } catch (IOException e) {
+            errln("Failed: Lenient authenticate object should pass ICUBinary.readHeader");
+        }
+        // no restriction to the data version
+        try {
+            inputstream.reset();
+        	ICUBinary.readHeader(inputstream, formatid, null);
+        } catch (IOException e) {
+            errln("Failed: Null authenticate object should pass ICUBinary.readHeader");
+        }
+        // lenient data version
+        try {
+            inputstream.reset();
+        	ICUBinary.readHeader(inputstream, formatid, authenticate);
+        } catch (IOException e) {
+            errln("Failed: Lenient authenticate object should pass ICUBinary.readHeader");
+        }
+        // changing the version to an incorrect one, expecting failure
+        array[16] = 2;
+        try {
+            inputstream.reset();
+            ICUBinary.readHeader(inputstream, formatid, authenticate);
+            errln("Failed: Invalid version number should not pass authenticate object");
+        } catch (IOException e) {
+        }
+    }
+}
+