vaadin-framework/uitest/src/test/java/com/vaadin/tests/contextclick/ListenerAddAndRemoveTest.java

package com.vaadin.tests.contextclick;

import org.junit.Test;

public class ListenerAddAndRemoveTest extends TableContextClickTestBase {

    @Test
    public void testAddAndRemoveListeners() {
        // Add typed listener
        addOrRemoveTypedListener();

        // Add default listener
        addOrRemoveDefaultListener();

        // Remove the default listener
        addOrRemoveDefaultListener();

        // Check that typed listener is still working
        assertTypedContextClickListener(1);

        // Re-add the default listener
        addOrRemoveDefaultListener();

        // Remove typed listener
        addOrRemoveTypedListener();

        // Check that default listener still works
        assertDefaultContextClickListener(3);

        // Remove default listener
        addOrRemoveDefaultListener();

        // Assert no listeners present.
        assertNoContextClickHandler();

        // Re-add typed listener
        addOrRemoveTypedListener();

        assertTypedContextClickListener(4);
    }
}