remove unused size() method, and icrease coverage to 100%

Author: rolfl

core/src/java/org/jdom2/input/sax/TextBuffer.java

@@ -106,15 +106,6 @@ void append(final char[] source, final int start, final int count) {
 		arraySize += count;
 	}
 
-	/**
-	 * Returns the size of the text value.
-	 * 
-	 * @return the number of charactes currently in the TextBuffer
-	 */
-	int size() {
-		return arraySize;
-	}
-
 	/**
 	 * Clears the text value and prepares the TextBuffer for reuse.
 	 */

test/src/java/org/jdom2/input/sax/TestTextBuffer.java

@@ -0,0 +1,32 @@
+package org.jdom2.input.sax;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+@SuppressWarnings("javadoc")
+public class TestTextBuffer {
+
+	@Test
+	public void testIsAllWhitespace() {
+		TextBuffer tb = new TextBuffer();
+		tb.append("    ".toCharArray(), 0, 3);
+		assertTrue(tb.isAllWhitespace());
+		tb.append("frodo".toCharArray(), 0, 4);
+		assertFalse(tb.isAllWhitespace());
+	}
+
+	@Test
+	public void testToString() {
+		// this tests the expansion of the backing array.
+		final StringBuilder sb = new StringBuilder();
+		final TextBuffer tb = new TextBuffer();
+		final char[] data = "frodo".toCharArray();
+		for (int i = 1000; i >= 0; i--) {
+			sb.append(data);
+			tb.append(data, 0, data.length);
+			assertEquals(sb.toString(), tb.toString());
+		}
+	}
+
+}