assertEquals(str2, tf.getText());
assertEquals(doc, tf.getDocument());
assertEquals(8, tf.getColumns());
doc = new PlainDocument();
try {
doc.insertString(0, str2, null);
} catch (BadLocationException e) {
assertTrue("Unexpected exception: " + e.getMessage(), false);
}
tf = new JTextField(doc, null, 6);
assertEquals(str2, tf.getText());