CString support

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@375075 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/scratchpad/testcases/org/apache/poi/hslf/record/TestCString.java b/src/scratchpad/testcases/org/apache/poi/hslf/record/TestCString.java
new file mode 100644 (file)
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--- /dev/null
+++ b/src/scratchpad/testcases/org/apache/poi/hslf/record/TestCString.java
@@ -0,0 +1,113 @@
+
+/* ====================================================================
+   Copyright 2002-2004   Apache Software Foundation
+
+   Licensed 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.poi.hslf.record;
+
+
+import junit.framework.TestCase;
+import java.io.ByteArrayOutputStream;
+
+/**
+ * Tests that CString works properly
+ *
+ * @author Nick Burch (nick at torchbox dot com)
+ */
+public class TestCString extends TestCase {
+       // From a real file
+       private byte[] data_a = new byte[] { 0, 0, 0xBA-256, 0x0f, 0x10, 0, 0, 0,
+               0x48, 00, 0x6F, 00, 0x67, 00, 0x77, 00,
+               0x61, 00, 0x72, 00, 0x74, 00, 0x73, 00  };
+       private byte[] data_b = new byte[] { 0x10, 0, 0xBA-256, 0x0f, 0x10, 0, 0, 0,
+               0x43, 00, 0x6F, 00, 0x6D, 00, 0x6D, 00,
+               0x65, 00, 0x6E, 00, 0x74, 00, 0x73, 00 };
+       
+    public void testRecordType() throws Exception {
+               CString ca = new CString(data_a, 0, data_a.length);
+               assertEquals(4026l, ca.getRecordType());
+               CString cb = new CString(data_b, 0, data_a.length);
+               assertEquals(4026l, cb.getRecordType());
+       }
+       public void testCount() throws Exception {
+               CString ca = new CString(data_a, 0, data_a.length);
+               assertEquals(0, ca.getCount());
+               CString cb = new CString(data_b, 0, data_a.length);
+               assertEquals(0x10, cb.getCount());
+               
+               ca.setCount(28);
+               assertEquals(28, ca.getCount());
+       }
+       
+       public void testText() throws Exception {
+               CString ca = new CString(data_a, 0, data_a.length);
+               assertEquals("Hogwarts", ca.getText());
+               CString cb = new CString(data_b, 0, data_a.length);
+               assertEquals("Comments", cb.getText());
+               
+               ca.setText("FooBar");
+               assertEquals("FooBar", ca.getText());
+       }
+
+       public void testWrite() throws Exception {
+               CString ca = new CString(data_a, 0, data_a.length);
+               ByteArrayOutputStream baos = new ByteArrayOutputStream();
+               ca.writeOut(baos);
+               byte[] b = baos.toByteArray();
+
+               assertEquals(data_a.length, b.length);
+               for(int i=0; i<data_a.length; i++) {
+                       assertEquals(data_a[i],b[i]);
+               }
+               
+               CString cb = new CString(data_b, 0, data_a.length);
+               ByteArrayOutputStream baosB = new ByteArrayOutputStream();
+               cb.writeOut(baosB);
+               b = baosB.toByteArray();
+
+               assertEquals(data_b.length, b.length);
+               for(int i=0; i<data_b.length; i++) {
+                       assertEquals(data_b[i],b[i]);
+               }
+       }
+       
+       // Turn data_a into data_b
+       public void testChange() throws Exception {
+               CString ca = new CString(data_a, 0, data_a.length);
+               ca.setText("Comments");
+               ca.setCount(0x10);
+               
+               try {
+                       for(int i=0; i<data_a.length; i++) {
+                               assertEquals(data_a[i],data_b[i]);
+                       }
+                       fail();
+               } catch(Error e) {
+                       // Good, they're not the same
+               }
+               
+               ByteArrayOutputStream baos = new ByteArrayOutputStream();
+               ca.writeOut(baos);
+               byte[] b = baos.toByteArray();
+               
+               // Should now be the same
+               assertEquals(data_b.length, b.length);
+               for(int i=0; i<data_b.length; i++) {
+                       assertEquals(data_b[i],b[i]);
+               }
+       }
+}