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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * under the terms of the GNU General Public License version 2 only, as

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 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

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import com.sun.swingset3.demos.tree.TreeDemo;

import static com.sun.swingset3.demos.tree.TreeDemo.DEMO_TITLE;

import javax.swing.tree.TreePath;

import static org.testng.AssertJUnit.*;

import org.testng.annotations.Test;

import org.netbeans.jemmy.ClassReference;

import org.netbeans.jemmy.operators.JFrameOperator;

import org.netbeans.jemmy.operators.JTreeOperator;

import static org.jemmy2ext.JemmyExt.captureDebugInfoOnFail;

/*

 * @test

 * @key headful

 * @summary Verifies SwingSet3 TreeDemo by expanding all collapsed nodes in the

 *          tree and then collapsing all the expanded nodes in the tree. It

 *          verifies the number of nodes expanded, number of nodes collapsed and

 *          number of rows in the tree in the begininng, after expanding and

 *          after collapsing the nodes. It also checks that the tree grows

 *          vertically (as ScrollPane allows it).

 *

 * @library /sanity/client/lib/jemmy/src

 * @library /sanity/client/lib/Jemmy2Ext/src

 * @library /sanity/client/lib/SwingSet3/src

 * @build org.jemmy2ext.JemmyExt

 * @build com.sun.swingset3.demos.tree.TreeDemo

 * @run testng TreeDemoTest

 */

public class TreeDemoTest {

    @Test

    public void test() throws Exception {

        captureDebugInfoOnFail(() -> {

            new ClassReference(TreeDemo.class.getCanonicalName()).startApplication();

            JFrameOperator frame = new JFrameOperator(DEMO_TITLE);

            JTreeOperator tree = new JTreeOperator(frame);

            assertEquals("Initial number of rows in the tree", 4, tree.getRowCount());

            int initialTreeHeight = tree.getHeight();

            // expand all nodes

            int expandsCount = 0;

            for (int i = 0; i < tree.getRowCount(); i++) {

                TreePath tp = tree.getPathForRow(i);

                if (tree.getChildCount(tp) > 0 && !tree.isExpanded(tp)) {

                    tree.expandRow(i);

                    expandsCount++;

                }

            }

            assertEquals("Number of rows expanded", 75, expandsCount);

            assertEquals("Number of rows in the tree after expanding all of them",

                    616, tree.getRowCount());

            int expandedTreeHeight = tree.getHeight();

            assertTrue("Expanded tree height has increased, current "

                    + expandedTreeHeight + " > initial " + initialTreeHeight,

                    expandedTreeHeight > initialTreeHeight);

            // collapse all nodes

            int collapsesCount = 0;

            for (int i = tree.getRowCount() - 1; i >= 0; i--) {

                TreePath tp = tree.getPathForRow(i);

                if (tree.getChildCount(tp) > 0 && tree.isExpanded(tp)) {

                    tree.collapseRow(i);

                    collapsesCount++;

                }

            }

            assertEquals("Number of rows collapsed", 76, collapsesCount);

            assertEquals("Number of rows in the tree after collapsing all of them",

                    1, tree.getRowCount());

            int collapsedTreeHeight = tree.getHeight();

            assertTrue("Collpased tree height is not longer than initial, "

                    + "current " + collapsedTreeHeight + " <= initial "

                    + initialTreeHeight,

                    collapsedTreeHeight <= initialTreeHeight);

        });

    }

}