junit java 单元测试

package com.alexgaoyh.junit.test;

public class SampleCalculator{
public int add(int augend, int addend) {
return augend + addend;
}

public int subtration(int minuend, int subtrahend) {
return minuend - subtrahend;
}
}

package com.alexgaoyh.junit.test;

import junit.framework.TestCase;

public class TestSample extends TestCase {

public void testAdd() {
SampleCalculator calculator = new SampleCalculator();
int result = calculator.add(50, 20);
assertEquals(60, result);
}

public void testSubtration() {
SampleCalculator calculator = new SampleCalculator();
int result = calculator.subtration(50, 20);
assertEquals(30, result);
}
}