source: josm/trunk/test/unit/org/openstreetmap/josm/MainTest.java@ 11988

// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import java.net.MalformedURLException;
import java.nio.file.Paths;
import java.util.Collection;
import java.util.List;

import javax.swing.UIManager;

import org.junit.Rule;
import org.junit.Test;
import org.openstreetmap.josm.Main.DownloadParamType;
import org.openstreetmap.josm.data.osm.DataSet;
import org.openstreetmap.josm.gui.ProgramArguments;
import org.openstreetmap.josm.gui.layer.GpxLayer;
import org.openstreetmap.josm.testutils.JOSMTestRules;

import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;

/**
 * Unit tests of {@link Main} class.
 */
public class MainTest {

    /**
     * Setup test.
     */
    @Rule
    @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
    public JOSMTestRules test = new JOSMTestRules().platform().devAPI();

    /**
     * Unit test of {@link DownloadParamType#paramType} method.
     */
    @Test
    public void testParamType() {
        assertEquals(DownloadParamType.bounds, DownloadParamType.paramType("48.000,16.000,48.001,16.001"));
        assertEquals(DownloadParamType.fileName, DownloadParamType.paramType("data.osm"));
        assertEquals(DownloadParamType.fileUrl, DownloadParamType.paramType("file:///home/foo/data.osm"));
        assertEquals(DownloadParamType.fileUrl, DownloadParamType.paramType("file://C:\\Users\\foo\\data.osm"));
        assertEquals(DownloadParamType.httpUrl, DownloadParamType.paramType("http://somewhere.com/data.osm"));
        assertEquals(DownloadParamType.httpUrl, DownloadParamType.paramType("https://somewhere.com/data.osm"));
    }

    /**
     * Unit tests on log messages.
     */
    @Test
    @SuppressFBWarnings(value = "ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD")
    public void testLogs() {

        assertNull(Main.getErrorMessage(null));

        // Correct behaviour with errors
        Main.error(new Exception("exception_error"));
        Main.error("Error message on one line");
        Main.error("First line of error message on several lines\nline2\nline3\nline4");
        Collection<String> errors = Main.getLastErrorAndWarnings();
        assertTrue(errors.contains("E: java.lang.Exception: exception_error"));
        assertTrue(errors.contains("E: Error message on one line"));
        assertTrue(errors.contains("E: First line of error message on several lines"));

        // Correct behaviour with warnings
        Main.warn(new Exception("exception_warn", new Exception("root_cause")));
        Main.warn("Warning message on one line");
        Main.warn("First line of warning message on several lines\nline2\nline3\nline4");
        Collection<String> warnings = Main.getLastErrorAndWarnings();
        assertTrue(warnings.contains("W: java.lang.Exception: exception_warn. Cause: java.lang.Exception: root_cause"));
        assertTrue(warnings.contains("W: Warning message on one line"));
        assertTrue(warnings.contains("W: First line of warning message on several lines"));
    }

    /**
     * Unit test of {@link Main#preConstructorInit}.
     */
    @Test
    public void testPreConstructorInit() {
        Main.preConstructorInit();
        assertNotNull(Main.getProjection());
        assertEquals(Main.pref.get("laf", Main.platform.getDefaultStyle()), UIManager.getLookAndFeel().getClass().getCanonicalName());
        assertNotNull(Main.toolbar);
    }

    /**
     * Unit test of {@link Main#postConstructorProcessCmdLine} - empty case.
     */
    @Test
    public void testPostConstructorProcessCmdLineEmpty() {
        // Check the method accepts no arguments
        Main.postConstructorProcessCmdLine(new ProgramArguments(new String[0]));
    }

    private static void doTestPostConstructorProcessCmdLine(String download, String downloadGps, boolean gpx) {
        assertNull(Main.getLayerManager().getEditDataSet());
        Main.postConstructorProcessCmdLine(new ProgramArguments(new String[]{
                "--download=" + download,
                "--downloadgps=" + downloadGps,
                "--selection=type: node"}));
        DataSet ds = Main.getLayerManager().getEditDataSet();
        assertNotNull(ds);
        assertFalse(ds.getSelected().isEmpty());
        Main.getLayerManager().removeLayer(Main.getLayerManager().getEditLayer());
        if (gpx) {
            List<GpxLayer> gpxLayers = Main.getLayerManager().getLayersOfType(GpxLayer.class);
            assertEquals(1, gpxLayers.size());
            Main.getLayerManager().removeLayer(gpxLayers.iterator().next());
        }
    }

    /**
     * Unit test of {@link Main#postConstructorProcessCmdLine} - nominal case with bounds.
     * This test assumes the DEV API contains nodes around 0,0 and GPX tracks around London
     */
    @Test
    public void testPostConstructorProcessCmdLineBounds() {
        doTestPostConstructorProcessCmdLine(
                "0.01,0.01,0.05,0.05",
                "51.35,-0.4,51.60,0.2", true);
    }

    /**
     * Unit test of {@link Main#postConstructorProcessCmdLine} - nominal case with http/https URLs.
     * This test assumes the DEV API contains nodes around 0,0 and GPX tracks around London
     */
    @Test
    public void testPostConstructorProcessCmdLineHttpUrl() {
        doTestPostConstructorProcessCmdLine(
                "http://api06.dev.openstreetmap.org/api/0.6/map?bbox=0.01,0.01,0.05,0.05",
                "https://master.apis.dev.openstreetmap.org/api/0.6/trackpoints?bbox=-0.4,51.35,0.2,51.6&page=0", true);
    }

    /**
     * Unit test of {@link Main#postConstructorProcessCmdLine} - nominal case with file URLs.
     * @throws MalformedURLException if an error occurs
     */
    @Test
    public void testPostConstructorProcessCmdLineFileUrl() throws MalformedURLException {
        doTestPostConstructorProcessCmdLine(
                Paths.get(TestUtils.getTestDataRoot() + "multipolygon.osm").toUri().toURL().toExternalForm(),
                Paths.get(TestUtils.getTestDataRoot() + "minimal.gpx").toUri().toURL().toExternalForm(), false);
    }

    /**
     * Unit test of {@link Main#postConstructorProcessCmdLine} - nominal case with file names.
     * @throws MalformedURLException if an error occurs
     */
    @Test
    public void testPostConstructorProcessCmdLineFilename() throws MalformedURLException {
        doTestPostConstructorProcessCmdLine(
                Paths.get(TestUtils.getTestDataRoot() + "multipolygon.osm").toFile().getAbsolutePath(),
                Paths.get(TestUtils.getTestDataRoot() + "minimal.gpx").toFile().getAbsolutePath(), false);
    }

    /**
     * Unit test of {@link DownloadParamType} enum.
     */
    @Test
    public void testEnumDownloadParamType() {
        TestUtils.superficialEnumCodeCoverage(DownloadParamType.class);
    }
}