plugins/org.eclipse.wst.sse.sieditor.test/api/org/eclipse/wst/sse/sieditor/test/ui/v2/dt/dnd/SiEditorTransferTest.java

package org.eclipse.wst.sse.sieditor.test.ui.v2.dt.dnd;

import org.eclipse.swt.dnd.TransferData;
import org.eclipse.wst.sse.sieditor.ui.v2.dt.dnd.SiEditorTransfer;
import org.junit.Assert;
import org.junit.Test;

public class SiEditorTransferTest {

    @Test
    public void testGetInstance() {
        SiEditorTransfer instance1 = SiEditorTransfer.getInstance();
        SiEditorTransfer instance2 = SiEditorTransfer.getInstance();
        Assert.assertSame(instance1, instance2);
    }

    @Test
    public void testIsSupportedType() {
        TransferData transferData = new TransferData();
        transferData.type = SiEditorTransfer.TYPEID;

        Assert.assertTrue(SiEditorTransfer.getInstance().isSupportedType(transferData));

        transferData.type = Integer.MAX_VALUE;
        Assert.assertFalse(SiEditorTransfer.getInstance().isSupportedType(transferData));
    }

    @Test
    public void testObjectCarrying() {
        Object[] objectArray = new Object[0];
        TransferData transferData = new TransferData();
        transferData.type = SiEditorTransfer.TYPEID;
        SiEditorTransfer.getInstance().javaToNative(objectArray, transferData);
        Assert.assertSame(objectArray, SiEditorTransfer.getInstance().nativeToJava(transferData));
    }

    @Test
    public void testGetTypeIds() {
        SiEditorTransferExposer siEditorTransfer = new SiEditorTransferExposer();
        int[] typeIds = siEditorTransfer.getTypeIds();
        Assert.assertEquals(typeIds.length, 1);
        Assert.assertEquals(SiEditorTransfer.TYPEID, typeIds[0]);
    }

    @Test
    public void testGetTypeNames() {
        SiEditorTransferExposer siEditorTransfer = new SiEditorTransferExposer();
        String[] typeNames = siEditorTransfer.getTypeNames();
        Assert.assertEquals(typeNames.length, 1);
        Assert.assertEquals(SiEditorTransfer.TYPE_NAME, typeNames[0]);
    }

    private class SiEditorTransferExposer extends SiEditorTransfer {

        @Override
        protected int[] getTypeIds() {
            return super.getTypeIds();
        }

        @Override
        protected String[] getTypeNames() {
            return super.getTypeNames();
        }
    }
}