/**
* barsuift-simlife is a life simulator programm
*
* Copyright (C) 2010 Cyrille GACHOT
*
* This file is part of barsuift-simlife.
*
* barsuift-simlife is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* barsuift-simlife 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 General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with barsuift-simlife. If not, see
* <http://www.gnu.org/licenses/>.
*/
package barsuift.simLife.tree;
import java.math.BigDecimal;
import junit.framework.TestCase;
import barsuift.simLife.CoreDataCreatorForTests;
import barsuift.simLife.Percent;
import barsuift.simLife.environment.MockSun;
import barsuift.simLife.universe.MockUniverse;
public class BasicTreeBranchTest extends TestCase {
private MockUniverse universe;
private TreeBranchState branchState;
private BasicTreeBranch branch;
protected void setUp() throws Exception {
super.setUp();
universe = new MockUniverse();
branchState = CoreDataCreatorForTests.createSpecificTreeBranchState();
branch = new BasicTreeBranch(universe, branchState);
}
protected void tearDown() throws Exception {
super.tearDown();
universe = null;
branchState = null;
branch = null;
}
public void testBasicTreeBranch() {
assertEquals(branchState.getBranchPartStates().size(), branch.getNbParts());
try {
new BasicTreeBranch(null, branchState);
fail("Should throw an IllegalArgumentException");
} catch (IllegalArgumentException e) {
// OK expected excpetion
}
try {
new BasicTreeBranch(universe, null);
fail("Should throw an IllegalArgumentException");
} catch (IllegalArgumentException e) {
// OK expected excpetion
}
}
public void testSpendTime() {
((MockSun) universe.getEnvironment().getSun()).setLuminosity(new Percent(70));
assertEquals(3, branch.getNbParts());
branch.spendTime();
// check the list of branch parts has not changed
assertEquals(3, branch.getNbParts());
assertEquals(16, branch.getAge());
// as computed in BasicTreeLeafTest#testSpendTime1
// -> freeEnergy in leaves=5.17056
// -> collected energy in branch part = 5 * 5.17056 = 25.8528
// energy for branch part = 25.8528 * 0.50 = 12.9264
// free energy in branch part = 25.8528 - 12.9264 + 3 = 15.9264
// collected energy from parts = 3 * 15.9264 = 47.7792
// energy = 47.7792 * 0 + 10 = 10
// free energy = 47.7792 - 0 + 3 = 50.7792
assertEquals(10, branch.getEnergy().doubleValue(), 0.000001);
assertEquals(50.7792, branch.collectFreeEnergy().doubleValue(), 0.000001);
// can not collect the free energy more than once
assertEquals(new BigDecimal(0), branch.collectFreeEnergy());
}
public void testGetState() {
assertEquals(branchState, branch.getState());
}
}