@Test
public void test() {
Triangle t = new Triangle("20,50", "100,90", "70,150");
assertTrue(t.isRightAngle());
t.setTriangle("30,75", "25,0", "-50,45");
assertFalse(t.isRightAngle());
}
@Test
public void typeOfTriangle_noSidesAreEqual_scalene() {
Triangle triangle = new Triangle(10, 15, 11);
assertEquals("It's a scalene!", triangle.typeOfTriangle());
}
@Test
public void typeOfTriangle_sideThreeSideOneEqual_isosceles() {
Triangle triangle = new Triangle(10, 15, 10);
assertEquals("It's an isosceles!", triangle.typeOfTriangle());
}
@Test
public void typeOfTriangle_sideOneSideTwoEqualSideTwoSideThreeEqual_equilateral() {
Triangle triangle = new Triangle(10, 10, 10);
assertEquals("It's an equilateral!", triangle.typeOfTriangle());
}
@Test
public void isATriangle_sideOneSideTwoLessThanSideThree_true() {
Triangle triangle = new Triangle(10, 10, 15);
assertEquals(true, triangle.isATriangle());
}
@Test
public void isATriangle_sideThreeSideOneGreaterThanSideTwo_false() {
Triangle triangle = new Triangle(10, 25, 10);
assertEquals(false, triangle.isATriangle());
}
@Test
public void testIsosceles() {
Triangle t = new Triangle(20, 20, 30);
String result = t.triangleType();
assertEquals("Isosceles", result);
}
@Test
public void testInvalid() {
Triangle t = new Triangle(2, 5, 7);
String result = t.triangleType();
assertEquals("The lengths of the triangles do not form a valid triangle!", result);
}
// TODO: CREATE MORE TESTS
@Test
public void testNegative() {
Triangle t = new Triangle(10, -10, 2);
String result = t.triangleType();
assertEquals("At least one length is less than 0!", result);
}
@Test
public void testEquilateral() {
Triangle t = new Triangle(10, 10, 10);
String result = t.triangleType();
assertEquals("Equilateral", result);
}
/**
* We've already created a testScalene method. Please fill in testEquilateral, and additionally
* create tests for Isosceles, Negative Sides, and Invalid sides
*/
@Test
public void testScalene() {
Triangle t = new Triangle(30, 40, 50);
String result = t.triangleType();
assertEquals("Scalene", result);
}
@Test
public void PerimeterTest() {
Triangle B = new Triangle(12, 16, 20);
assertTrue(B.getPerimeter() == 48);
}
@Test
public void AreaTest() {
Triangle A = new Triangle(3, 4, 5);
Triangle B = new Triangle(6, 8, 10);
assertTrue(A.getArea() == B.getArea());
}