79 lines
2.7 KiB
Java
79 lines
2.7 KiB
Java
public class Aufgabe2Test {
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public static void main(String[] args) {
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//test classes BodyQueue and BodyForceMap
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// create three bodies
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Body sun = new Body(1.989e30,new Vector3(0,0,0),new Vector3(0,0,0));
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Body earth = new Body(5.972e24,new Vector3(-1.394555e11,5.103346e10,0),new Vector3(-10308.53,-28169.38,0));
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Body mercury = new Body(3.301e23,new Vector3(-5.439054e10,9.394878e9,0),new Vector3(-17117.83,-46297.48,-1925.57));
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// check basic functions of 'BodyQueue'
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System.out.println("Test1:");
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BodyQueue bq = new BodyQueue(2);
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bq.add(mercury);
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bq.add(sun);
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bq.add(earth);
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testValue(bq.size(), 3);
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testValue(bq.poll(), mercury);
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testValue(bq.poll(), sun);
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testValue(bq.poll(), earth);
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testValue(bq.size(), 0);
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bq.add(mercury);
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bq.add(sun);
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testValue(bq.size(), 2);
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// check constructor of 'BodyQueue'
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BodyQueue bqCopy = new BodyQueue(bq);
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testComparison(bq, bqCopy, false);
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testComparison(bq.poll(), bqCopy.poll(), true);
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bq.add(earth);
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testValue(bq.size(), 2);
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testValue(bqCopy.size(), 1);
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// check basic functions of 'BodyForceMap'
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System.out.println("Test2:");
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BodyForceMap bfm = new BodyForceMap(5);
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bfm.put(earth, earth.gravitationalForce(sun));
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bfm.put(sun, sun.gravitationalForce(earth));
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testValue(bfm.get(earth).distanceTo(earth.gravitationalForce(sun)),0);
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testValue(bfm.get(sun).distanceTo(sun.gravitationalForce(earth)),0);
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bfm.put(earth, new Vector3(0,0,0));
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testValue(bfm.get(earth).distanceTo(new Vector3(0,0,0)), 0);
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testValue(bfm.get(mercury),null);
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}
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public static void testComparison(Object first, Object second, boolean expected) {
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boolean real = first == second;
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if (real == expected) {
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System.out.println("Successful comparison");
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} else {
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System.out.println("Comparison NOT successful! Expected value: " + expected + " / Given value: " + real);
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}
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}
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public static void testValue(Object given, Object expected) {
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if (given == expected) {
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System.out.println("Successful test");
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} else {
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System.out.println("Test NOT successful! Expected value: " + expected + " / Given value: " + given);
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}
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}
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public static void testValue(double given, double expected) {
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if (given < expected + (expected+1)/1e12 && given > expected - (expected+1)/1e12) {
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System.out.println("Successful test");
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} else {
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System.out.println("Test NOT successful! Expected value: " + expected + " / Given value: " + given);
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}
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}
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}
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