1 files changed, 45 insertions, 0 deletions
diff --git a/simple/simple-common/src/test/java/org/simpleframework/common/buffer/FileBufferTest.java b/simple/simple-common/src/test/java/org/simpleframework/common/buffer/FileBufferTest.java
new file mode 100644
index 0000000..54cb142
--- /dev/null
+++ b/simple/simple-common/src/test/java/org/simpleframework/common/buffer/FileBufferTest.java
@@ -0,0 +1,45 @@
+package org.simpleframework.common.buffer;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.simpleframework.common.buffer.Buffer;
+import org.simpleframework.common.buffer.FileBuffer;
+
+import junit.framework.TestCase;
+
+public class FileBufferTest extends TestCase {
+   
+   public void  testFileBuffer() throws Exception {
+      File tempFile = File.createTempFile(FileBufferTest.class.getSimpleName(), null);
+      Buffer buffer = new FileBuffer(tempFile);
+      buffer.append("abcdefghijklmnopqrstuvwxyz".getBytes());
+      
+      Buffer alphabet = buffer.allocate();      
+      alphabet.append("ABCDEFGHIJKLMNOPQRSTUVWXYZ".getBytes());
+      
+      Buffer digits = buffer.allocate();
+      digits.append("0123456789".getBytes());
+      
+      expect(buffer, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".getBytes());
+      expect(alphabet, "ABCDEFGHIJKLMNOPQRSTUVWXYZ".getBytes());
+      expect(digits, "0123456789".getBytes());
+   }
+   
+   private void expect(Buffer buffer, byte[] expect) throws IOException {
+      InputStream result = buffer.open();
+      
+      for(int i  =0; i < expect.length; i++) {
+         byte octet = expect[i];
+         int value = result.read();
+         
+         if(value < 0) {
+            throw new IOException("Buffer exhausted too early");
+         }
+         assertEquals(octet, (byte)value);
+      }
+      assertEquals(-1, result.read());
+   }
+
+}