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 * version 2 for more details (a copy is included in the LICENSE file that
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 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableModel;

/*
 * @test
 * @bug 4128506
 * @summary Tests that JTable with AUTO_RESIZE_ALL_COLUMNS correctly compute width of columns
 * @library /java/awt/regtesthelpers
 * @build PassFailJFrame
 * @run main/manual bug4128506
 */

public class bug4128506 {
    private static final String INSTRUCTIONS = """
            If the columns of JTable have the same width the test passes, else test fails.
            """;

    public static void main(String[] args) throws Exception {
        PassFailJFrame.builder()
                .instructions(INSTRUCTIONS)
                .columns(50)
                .testUI(bug4128506::createTestUI)
                .build()
                .awaitAndCheck();
    }

    public static JFrame createTestUI() {
        final Object[][] data = {
                {"cell_1_1", "cell_1_2", "cell_1_3"},
                {"cell_2_1", "cell_2_2", "cell_2_3"},
                {"cell_3_1", "cell_3_2", "cell_3_3"},
                {"cell_4_1", "cell_4_2", "cell_4_3"},
        };

        TableModel dataModel = new AbstractTableModel() {
            public int getColumnCount() {
                return 3;
            }

            public int getRowCount() {
                return data.length;
            }

            public Object getValueAt(int row, int col) {
                return data[row][col];
            }
        };

        JFrame frame = new JFrame("bug4128506");
        JTable tableView = new JTable(dataModel);
        tableView.setAutoResizeMode(JTable.AUTO_RESIZE_ALL_COLUMNS);
        tableView.getColumnModel().getColumn(1).setMinWidth(5);
        JScrollPane scrollpane = new JScrollPane(tableView);
        frame.add(scrollpane);
        frame.pack();
        return frame;
    }
}