AttributeColumnPageTest.java

/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.drools.workbench.screens.guided.dtable.client.wizard.column.pages;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import com.google.gwt.junit.GWTMockUtilities;
import com.google.gwt.user.client.ui.SimplePanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwtmockito.GwtMockitoTestRunner;
import org.drools.workbench.models.guided.dtable.shared.model.GuidedDecisionTable52;
import org.drools.workbench.screens.guided.dtable.client.resources.i18n.GuidedDecisionTableErraiConstants;
import org.drools.workbench.screens.guided.dtable.client.widget.table.GuidedDecisionTableView;
import org.drools.workbench.screens.guided.dtable.client.wizard.column.plugins.AttributeColumnPlugin;
import org.drools.workbench.screens.guided.rule.client.editor.RuleAttributeWidget;
import org.jboss.errai.ui.client.local.spi.TranslationService;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.kie.workbench.common.services.shared.preferences.ApplicationPreferences;
import org.mockito.InjectMocks;
import org.mockito.Mock;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

@RunWith(GwtMockitoTestRunner.class)
public class AttributeColumnPageTest {

    @Mock
    private GuidedDecisionTableView.Presenter presenter;

    @Mock
    private AttributeColumnPage.View view;

    @Mock
    private TranslationService translationService;

    @Mock
    private SimplePanel content;

    @Mock
    private AttributeColumnPlugin plugin;

    @InjectMocks
    private AttributeColumnPage page = spy(new AttributeColumnPage(view,
                                                                   translationService));

    @BeforeClass
    public static void setupPreferences() {
        final Map<String, String> preferences = new HashMap<String, String>() {{
            put(ApplicationPreferences.DATE_FORMAT,
                "dd/mm/yyyy");
        }};

        ApplicationPreferences.setUp(preferences);

        // Prevent runtime GWT.create() error at 'content = new SimplePanel()'
        GWTMockUtilities.disarm();
    }

    @Test
    public void testGetAttributesWhenThereAreReservedAttributes() {
        reservedAttributeNamesMock(RuleAttributeWidget.SALIENCE_ATTR,
                                   RuleAttributeWidget.AGENDA_GROUP_ATTR);

        final List<String> result = page.getAttributes();
        final List<String> expected = new ArrayList<String>() {{
            add(RuleAttributeWidget.ENABLED_ATTR);
            add(RuleAttributeWidget.DATE_EFFECTIVE_ATTR);
            add(RuleAttributeWidget.DATE_EXPIRES_ATTR);
            add(RuleAttributeWidget.NO_LOOP_ATTR);
            add(RuleAttributeWidget.ACTIVATION_GROUP_ATTR);
            add(RuleAttributeWidget.DURATION_ATTR);
            add(RuleAttributeWidget.TIMER_ATTR);
            add(RuleAttributeWidget.CALENDARS_ATTR);
            add(RuleAttributeWidget.AUTO_FOCUS_ATTR);
            add(RuleAttributeWidget.LOCK_ON_ACTIVE_ATTR);
            add(RuleAttributeWidget.RULEFLOW_GROUP_ATTR);
            add(RuleAttributeWidget.DIALECT_ATTR);
            add(GuidedDecisionTable52.NEGATE_RULE_ATTR);
        }};

        assertEquals(expected,
                     result);
    }

    @Test
    public void testGetAttributesWhenThereIsNoReservedAttribute() {
        reservedAttributeNamesMock();

        final List<String> result = page.getAttributes();
        final List<String> expected = fakeRawAttributesList();

        assertEquals(expected,
                     result);
    }

    @Test
    public void testIsCompleteWhenAttributeIsNull() {
        when(plugin.getAttribute()).thenReturn(null);

        page.isComplete(Assert::assertFalse);
    }

    @Test
    public void testIsCompleteWhenAttributeIsBlank() {
        when(plugin.getAttribute()).thenReturn("");

        page.isComplete(Assert::assertFalse);
    }

    @Test
    public void testIsCompleteWhenAttributeIsNotNull() {
        when(plugin.getAttribute()).thenReturn(RuleAttributeWidget.SALIENCE_ATTR);

        page.isComplete(Assert::assertTrue);
    }

    @Test
    public void testGetTitle() throws Exception {
        final String errorKey = GuidedDecisionTableErraiConstants.AttributeColumnPage_AddNewAttribute;
        final String errorMessage = "Title";

        when(translationService.format(errorKey)).thenReturn(errorMessage);

        final String title = page.getTitle();

        assertEquals(errorMessage,
                     title);
    }

    @Test
    public void testPrepareView() throws Exception {
        page.prepareView();

        verify(view).init(page);
    }

    @Test
    public void testAsWidget() {
        final Widget contentWidget = page.asWidget();

        assertEquals(contentWidget,
                     content);
    }

    @Test
    public void testSelectItem() {
        final String item = "item";

        page.selectItem(item);

        verify(plugin).setAttribute(item);
    }

    @Test
    public void testSelectedAttribute() {
        page.selectedAttribute();

        verify(plugin).getAttribute();
    }

    private void reservedAttributeNamesMock(final String... attributes) {
        final Set<String> reservedAttributeNames = new HashSet<String>() {{
            for (String attribute : attributes) {
                add(attribute);
            }
        }};

        when(presenter.getReservedAttributeNames()).thenReturn(reservedAttributeNames);
    }

    private List<String> fakeRawAttributesList() {
        return new ArrayList<String>() {{
            add(RuleAttributeWidget.SALIENCE_ATTR);
            add(RuleAttributeWidget.ENABLED_ATTR);
            add(RuleAttributeWidget.DATE_EFFECTIVE_ATTR);
            add(RuleAttributeWidget.DATE_EXPIRES_ATTR);
            add(RuleAttributeWidget.NO_LOOP_ATTR);
            add(RuleAttributeWidget.AGENDA_GROUP_ATTR);
            add(RuleAttributeWidget.ACTIVATION_GROUP_ATTR);
            add(RuleAttributeWidget.DURATION_ATTR);
            add(RuleAttributeWidget.TIMER_ATTR);
            add(RuleAttributeWidget.CALENDARS_ATTR);
            add(RuleAttributeWidget.AUTO_FOCUS_ATTR);
            add(RuleAttributeWidget.LOCK_ON_ACTIVE_ATTR);
            add(RuleAttributeWidget.RULEFLOW_GROUP_ATTR);
            add(RuleAttributeWidget.DIALECT_ATTR);
            add(GuidedDecisionTable52.NEGATE_RULE_ATTR);
        }};
    }
}