8a3a887857
committing small modification to grammar spec; Committing change to docpos to add new profj language manual svn: r7081
125 lines
3.1 KiB
Java
125 lines
3.1 KiB
Java
// 14 checks; 2 failures
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// 6 tests; no failures
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// Order of calling testMethods crucial for test success
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interface Automobile {
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int milesTraveled();
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void travel( int miles );
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}
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abstract class Auto implements Automobile {
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int miles;
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int milesTraveled() { return miles; }
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void travel(int miles) {
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this.miles = this.miles + miles;
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}
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}
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class Car extends Auto {
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double basePrice;
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Car(int miles, double basePrice) {
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this.miles = miles;
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this.basePrice = basePrice;
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}
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double price(int year) {
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if ((2006 - year) == 0) {
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return this.basePrice;
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} else {
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if ((2006 - year) > 0) {
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return this.basePrice - (this.basePrice / (2006 - year));
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} else {
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return this.basePrice + (this.basePrice / (year - 2006));
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}
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}
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}
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}
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class CarExamples {
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Car myCar = new Car(100000, 16000.00);
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Car momCar = new Car(10000, 32000.00);
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boolean test1 = check this.myCar expect this.momCar;
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boolean test2 = check this.myCar.milesTraveled() expect 100000;
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boolean testTravel() {
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myCar.travel(10);
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return (check this.myCar expect new Car(100010, 16000.00));
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}
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boolean testTravel2() {
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myCar.travel(10);
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return (check this.myCar expect new Car(100020, 16000.00));
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}
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boolean testPrice() {
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return (check this.myCar.price(2006) expect 16000.00 within .01) &&
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(check this.myCar.price(1991) expect 14933.33 within .01) &&
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(check this.myCar.price(2007) expect 32000.00 within .01);
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}
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}
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class Truck extends Auto {
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String make;
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int numDoors;
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boolean extendedBed;
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double basePrice;
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Truck( String make, int miles, int numDoors, boolean bed, double basePrice) {
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this.make = make;
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this.miles = miles;
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this.numDoors = numDoors;
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this.extendedBed = bed;
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this.basePrice = basePrice;
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}
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String makeAndModel() {
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if (this.extendedBed) {
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return this.make.concat("Extended");
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} else {
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return this.make.concat(String.valueOf(this.numDoors));
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}
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}
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double price( int year ) {
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// Uncomment to test runtime error behavior
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//return this.basePrice - (2 * (this.basePrice / (2006 -year)));
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if (year == 2006) {
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return this.basePrice;
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} else {
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return this.basePrice - (2 * (this.basePrice / (2006 - year)));
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}
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}
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}
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class TruckExamples {
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Truck oneTruck = new Truck("Toyota",10000, 2,false,20000.00);
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Truck twoTruck = new Truck("Ford",100000,2,true,35000.00);
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boolean test1 = check this.oneTruck.milesTraveled() expect 10000;
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boolean test2 = check this.oneTruck expect this.twoTruck;
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TruckExamples() { }
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boolean testPrice() {
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return (check this.oneTruck.price(2006) expect 20000.00 within .01) &&
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(check this.oneTruck.price(1996) expect 16000.00 within .01);
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}
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boolean testTravel() {
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oneTruck.travel(1000);
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return check this.oneTruck expect new Truck("Toyota",11000,2,false,20000.00);
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}
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boolean testMakeAndModel() {
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return (check this.oneTruck.makeAndModel() expect "Toyota2") &&
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(check this.twoTruck.makeAndModel() expect "FordExtended");
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}
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} |