Ticket #13433: patch-test-layer.patch

new file test/unit/org/openstreetmap/josm/gui/layer/LayerTest.java

@@ +1 @@
+// License: GPL. For details, see LICENSE file.
+package org.openstreetmap.josm.gui.layer;
+
+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.awt.Color;
+import java.io.File;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.openstreetmap.josm.Main;
+import org.openstreetmap.josm.data.preferences.AbstractProperty;
+import org.openstreetmap.josm.data.preferences.ColorProperty;
+import org.openstreetmap.josm.testutils.JOSMTestRules;
+
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+
+/**
+ * Test of the base {@link Layer} class
+ * @author Michael Zangl
+ * @since xxx
+ */
+public class LayerTest {
+    /**
+     * We need projection
+     */
+    @Rule
+    @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
+    public JOSMTestRules test = new JOSMTestRules().preferences().projection();
+
+    private Layer testLayer;
+
+    /**
+     * Create test layer
+     */
+    @Before
+    public void setUp() {
+        testLayer = new LayerManagerTest.TestLayer();
+    }
+
+    /**
+     * Test {@link Layer#getColorProperty()}
+     */
+    @Test
+    public void testGetColorProperty() {
+        assertEquals(null, testLayer.getColorProperty());
+
+        AbstractProperty<Color> color = new LayerManagerTest.TestLayer() {
+            @Override
+            protected ColorProperty getBaseColorProperty() {
+                return new ColorProperty("x", Color.BLACK);
+            };
+        }.getColorProperty();
+
+        assertEquals(Color.BLACK, color.get());
+        assertEquals(Color.BLACK, color.getDefaultValue());
+        assertEquals("color.layer.test.layer", color.getKey());
+    }
+
+    @Test
+    public void testIsInfoResizable() {
+        assertFalse(testLayer.isInfoResizable());
+    }
+
+    /**
+     * Test of {@link Layer#getAssociatedFile()} and {@link Layer#setAssociatedFile(java.io.File)}
+     */
+    @Test
+    public void testAssociatedFile() {
+        assertNull(testLayer.getAssociatedFile());
+
+        File file = new File("test");
+        testLayer.setAssociatedFile(file);
+        assertEquals(file, testLayer.getAssociatedFile());
+    }
+
+    /**
+     * Test {@link Layer#getName()}
+     */
+    @Test
+    public void testGetName() {
+        assertEquals("Test Layer", testLayer.getName());
+    }
+
+    /**
+     * Test {@link Layer#setName(String)}
+     */
+    @Test
+    public void testSetName() {
+        testLayer.setName("Test Layer2");
+        assertEquals("Test Layer2", testLayer.getName());
+    }
+
+    /**
+     * Test {@link Layer#rename(String)} and {@link Layer#isRenamed()}
+     */
+    @Test
+    public void testRename() {
+        assertFalse(testLayer.isRenamed());
+        testLayer.rename("Test Layer2");
+        assertEquals("Test Layer2", testLayer.getName());
+        assertTrue(testLayer.isRenamed());
+    }
+
+    /**
+     * Test {@link Layer#isBackgroundLayer()} and {@link Layer#setBackgroundLayer(boolean)}
+     */
+    @Test
+    public void testBackgroundLayer() {
+        assertFalse(testLayer.isBackgroundLayer());
+        testLayer.setBackgroundLayer(true);
+        assertTrue(testLayer.isBackgroundLayer());
+    }
+
+    /**
+     * Test {@link Layer#isVisible()} and {@link Layer#setVisible(boolean)}
+     */
+    @Test
+    public void testVisible() {
+        assertTrue(testLayer.isVisible());
+        testLayer.setVisible(false);
+        assertFalse(testLayer.isVisible());
+        testLayer.setVisible(true);
+        assertTrue(testLayer.isVisible());
+    }
+
+    /**
+     * Test {@link Layer#toggleVisible()}
+     */
+    @Test
+    public void testToggleVisible() {
+        assertTrue(testLayer.isVisible());
+        testLayer.toggleVisible();
+        assertFalse(testLayer.isVisible());
+        testLayer.toggleVisible();
+        assertTrue(testLayer.isVisible());
+    }
+
+    /**
+     * Test {@link Layer#setOpacity(double)} and {@link Layer#getOpacity()}
+     */
+    @Test
+    public void testOpacity() {
+        assertEquals(1, testLayer.getOpacity(), 1e-3);
+
+        testLayer.setOpacity(0.5);
+        assertEquals(0.5, testLayer.getOpacity(), 1e-3);
+
+        testLayer.setOpacity(0);
+        assertFalse(testLayer.isVisible());
+
+        testLayer.setVisible(true);
+        assertTrue(testLayer.isVisible());
+        assertEquals(1, testLayer.getOpacity(), 1e-3);
+    }
+
+    /**
+     * Test {@link Layer#isProjectionSupported(org.openstreetmap.josm.data.projection.Projection)}
+     */
+    @Test
+    public void testIsProjectionSupported() {
+        assertFalse(testLayer.isProjectionSupported(null));
+        assertTrue(testLayer.isProjectionSupported(Main.getProjection()));
+    }
+
+    /**
+     * Test {@link Layer#nameSupportedProjections()}
+     */
+    @Test
+    public void testNameSupportedProjections() {
+        assertNotNull(testLayer.nameSupportedProjections());
+    }
+
+    /**
+     * Test {@link Layer#isSavable()}
+     */
+    @Test
+    public void testIsSavable() {
+        assertFalse(testLayer.isSavable());
+    }
+
+    /**
+     * Test {@link Layer#checkSaveConditions()}
+     */
+    @Test
+    public void testCheckSaveConditions() {
+        assertTrue(testLayer.checkSaveConditions());
+    }
+
+}