UtilsTest.java

/*
 * Copyright 2015 Igor Maznitsa.
 *
 * 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 com.igormaznitsa.mindmap.swing.panel.utils;

import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import org.junit.Test;
import static org.junit.Assert.*;

public class UtilsTest {

  @Test
  public void testconvertCamelCasedToHumanForm(){
    assertEquals("Hello world and universe",Utils.convertCamelCasedToHumanForm("helloWorldAndUniverse", true));
    assertEquals("hello world and universe",Utils.convertCamelCasedToHumanForm("helloWorldAndUniverse", false));
  }
  
  @Test
  public void testFindRectEdgeIntersection() {
    final Rectangle2D rect = new Rectangle2D.Double(50, 50, 100, 50);
  
    assertEquals(new Point2D.Double(100d,50d),Utils.findRectEdgeIntersection(rect, 100d, 25d));
    assertEquals(new Point2D.Double(100d,100d),Utils.findRectEdgeIntersection(rect, 100d, 125d));
    assertEquals(new Point2D.Double(50d,75d),Utils.findRectEdgeIntersection(rect, 10d, 75d));
    assertEquals(new Point2D.Double(150d,75d),Utils.findRectEdgeIntersection(rect, 200d, 75d));
    
    final Rectangle2D rect2 = new Rectangle2D.Double(550, 650, 100, 50);
    assertEquals(550d,Utils.findRectEdgeIntersection(rect2, 10d, 640d).getX(),0.0d);
    assertTrue(rect2.getCenterY()>Utils.findRectEdgeIntersection(rect2, 10d, 640d).getY());
    assertTrue(rect2.getCenterY()<Utils.findRectEdgeIntersection(rect2, 10d, 710d).getY());
    
    assertEquals(650d,Utils.findRectEdgeIntersection(rect2, 1500d, 640d).getX(),0.0d);
    assertTrue(rect2.getCenterY()>Utils.findRectEdgeIntersection(rect2, 1500d, 640d).getY());
    assertTrue(rect2.getCenterY()<Utils.findRectEdgeIntersection(rect2, 1500d, 710d).getY());

    assertEquals(650d, Utils.findRectEdgeIntersection(rect2, 590d, 10d).getY(), 0.0d);
    assertEquals(700d, Utils.findRectEdgeIntersection(rect2, 590d, 10000d).getY(), 0.0d);
    assertTrue(rect2.getCenterX() > Utils.findRectEdgeIntersection(rect2, 520d, 10d).getX());
    assertTrue(rect2.getCenterX() < Utils.findRectEdgeIntersection(rect2, 660d, 10d).getX());
  }

}