Run JUnit tests programmatically

ProgrammaticJUnit.java

import static org.junit.Assert.assertEquals;
import org.junit.Test;

public class ProgrammaticJUnit {
  @Test public void test1() {
    assertEquals(3, 1+2);
  }
  @Test public void test2() {
    assertEquals(8, 3*3); // INTENTIONAL FAIL
  }
  @Test public void test3() {
    System.out.println("Just wanted to print here");
  }
  public static void main(String[] args) {
    org.junit.runner.JUnitCore.main("ProgrammaticJUnit");
  }
}