import org.junit.*;

import static org.junit.Assert.*;

public class TriangleTest{

@Test

public void newTriangle_instantiatesCorrectlty(){

Triangle testTriangle = new Triangle(3, 3, 3);

assertEquals(true, testTriangle instanceof Triangle);

}

@Test

public void isTriangle_whenNotATriangle_false(){

Triangle testTriangle = new Triangle(100, 50, 1);

assertEquals(false, testTriangle.isTriangle());

}

@Test

public void isTriangle_whenATriangle_true(){

Triangle testTriangle = new Triangle (3,4,5);

assertEquals(true, testTriangle.isTriangle());

}

@Test

public void triangleType_whenEquilateral_Equilateral(){

Triangle testTriangle = new Triangle (1, 1, 1);

assertEquals("an equilateral", testTriangle.triangleType());

}

@Test

public void triangleType_whenIsoceles_Isoceles(){

Triangle testTriangle = new Triangle (5, 5, 3);

assertEquals("an isoceles", testTriangle.triangleType());

}

@Test

public void triangleType_whenScalene_Scalene(){

Triangle testTriangle = new Triangle (3, 4, 5);

assertEquals("a scalene", testTriangle.triangleType());

}

}