package de.hsel.sqs;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

/**
 * @author Johannes Theiner
 * @version 0.1
 * @since 0.1
 **/
public class TriangleTest {

    @Test
    public void noTriangle() {
        TriangleChecker tc = new TriangleChecker();
        assertEquals(TriangleType.NO_TRIANGLE, TriangleChecker.checkTriangle(8, 2, 3));
        assertEquals(TriangleType.NO_TRIANGLE, TriangleChecker.checkTriangle(2, 8, 3));
        assertEquals(TriangleType.NO_TRIANGLE, TriangleChecker.checkTriangle(2, 3, 8));
        assertEquals(TriangleType.NO_TRIANGLE, TriangleChecker.checkTriangle(-1, 5, -3));
        assertEquals(TriangleType.NO_TRIANGLE, TriangleChecker.checkTriangle(1, 1, 5));
    }

    @Test
    public void equilateralTriangle() {
        TriangleChecker tc = new TriangleChecker();
        assertEquals(TriangleType.EQUILATERAL_TRIANGLE, TriangleChecker.checkTriangle(5, 5, 5));
        assertEquals(TriangleType.EQUILATERAL_TRIANGLE, TriangleChecker.checkTriangle(Integer.MAX_VALUE, Integer.MAX_VALUE, Integer.MAX_VALUE));

    }

    @Test
    public void isocelessTriangle() {
        TriangleChecker tc = new TriangleChecker();
        assertEquals(TriangleType.ISOSCELESS_TRIANGLE, TriangleChecker.checkTriangle(7, 7, 2));
        assertEquals(TriangleType.ISOSCELESS_TRIANGLE, TriangleChecker.checkTriangle(6, 10, 10));
        assertEquals(TriangleType.ISOSCELESS_TRIANGLE, TriangleChecker.checkTriangle(4, 3, 4));
    }

    @Test
    public void scaleneTriangle() {
        TriangleChecker tc = new TriangleChecker();
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(5, 7, 9));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(3, 5, 4));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(7, 15, 10));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(9, 5, 7));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(4, 3, 5));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(10, 7, 15));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(7, 9, 5));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(5, 4, 3));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(15, 10, 7));
        assertEquals(TriangleType.SCALENE_TRIANGLE, TriangleChecker.checkTriangle(Integer.MAX_VALUE, Integer.MAX_VALUE-1, Integer.MAX_VALUE-2));
    }

}