OverlayActionProviderTest.java

/**
 * Copyright (c) Codice Foundation
 * <p>
 * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 * <p>
 * This program 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
 * Lesser General Public License for more details. A copy of the GNU Lesser General Public License
 * is distributed along with this program and can be found at
 * <http://www.gnu.org/licenses/lgpl.html>.
 */
package ddf.catalog.transformer;

import static org.hamcrest.Matchers.endsWith;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;

import org.junit.Before;
import org.junit.Test;

import ddf.action.Action;
import ddf.catalog.data.impl.MetacardImpl;

public class OverlayActionProviderTest {
    private static final String TRANSFORMER_ID = "overlay.thumbnail";

    private OverlayActionProvider actionProvider;

    @Before
    public void setUp() {
        actionProvider = new OverlayActionProvider(metacard -> true, TRANSFORMER_ID);
    }

    private MetacardImpl getMetacard() {
        final MetacardImpl metacard = new MetacardImpl();
        metacard.setLocation("POLYGON ((1 10, 11 9, 10 -1, 0 0, 1 10))");
        return metacard;
    }

    @Test
    public void testCanHandleNonMetacard() {
        assertThat(actionProvider.canHandle("foo"), is(false));
    }

    @Test
    public void testCanHandleMetacardWithoutLocation() {
        assertThat(actionProvider.canHandle(new MetacardImpl()), is(false));
    }

    @Test
    public void testCanHandleMetacardWithUnhandleableGeometry() {
        final MetacardImpl metacard = new MetacardImpl();
        metacard.setLocation("LINESTRING (30 10, 10 30, 40 40)");
        assertThat(actionProvider.canHandle(metacard), is(false));
    }

    @Test
    public void testCanHandleMetacardWithoutOverlayImage() {
        actionProvider = new OverlayActionProvider(metacard -> false, TRANSFORMER_ID);
        assertThat(actionProvider.canHandle(getMetacard()), is(false));
    }

    @Test
    public void testCanHandleMetacardWithOverlayImageAndLocation() {
        assertThat(actionProvider.canHandle(getMetacard()), is(true));
    }

    @Test
    public void testGetActionsForNonMetacard() {
        final Action action = actionProvider.getAction("foo");
        assertThat(action, is(nullValue()));
    }

    @Test
    public void testGetActions() {
        final MetacardImpl metacard = getMetacard();
        final String id = "abc123";
        metacard.setId(id);
        final String sourceId = "bar";
        metacard.setSourceId(sourceId);

        final Action action = actionProvider.getAction(metacard);
        assertThat(action, is(notNullValue()));

        assertThat(action.getId(), is("catalog.data.metacard.map.overlay.thumbnail"));
        assertThat(action.getUrl()
                        .toString(),
                endsWith("/catalog/sources/" + sourceId + "/" + id
                        + "?transform=overlay.thumbnail"));
    }

    @Test
    public void testGetId() {
        assertThat(actionProvider.getId(), is("catalog.data.metacard.map.overlay.thumbnail"));
    }

    @Test(expected = IllegalArgumentException.class)
    public void testNullOverlayPredicate() {
        new OverlayActionProvider(null, TRANSFORMER_ID);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testNullTransformerId() {
        new OverlayActionProvider(metacard -> true, null);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testInvalidTransformerId() {
        new OverlayActionProvider(metacard -> true, "invalid");
    }
}