import org.junit.* ;

import Examples.Triangle;
import static org.junit.Assert.* ;

public class TestTriangle {

	Triangle equilateral() { Triangle t = new Triangle() ;  t.setA(1) ; t.setB(1); t.setC(1); return t ; }
	Triangle isoceles() { Triangle t = new Triangle() ; t.setB(3) ; t.setC(3); return t ;}
	Triangle scalene() { return new Triangle() ; }
	
	@Test
	public void test() {
		assertTrue(equilateral().isEquilateral()) ;
		assertTrue(equilateral().isIsoleces()) ;
		assertFalse(equilateral().isScalene()) ;
		assertFalse(isoceles().isEquilateral()) ;
		assertTrue(isoceles().isIsoleces()) ;
		assertFalse(isoceles().isScalene()) ;
		assertFalse(scalene().isEquilateral()) ;
		assertFalse(scalene().isIsoleces()) ;
		assertTrue(scalene().isScalene()) ;
	}
	
	@Test 
	public void illegalTriangle_BO() {
		try { Triangle t = new Triangle() ; t.setA(0) ;assertTrue(false) ; } catch(IllegalArgumentException e) { }
		try { Triangle t = new Triangle() ; t.setB(0) ;assertTrue(false) ; } catch(IllegalArgumentException e) { }
		try { Triangle t = new Triangle() ; t.setC(0) ;assertTrue(false) ; } catch(IllegalArgumentException e) { } 
	}
}