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master
David Papac 2 years ago
parent
commit
4006f9b4cb
2 changed files with 20 additions and 7 deletions
  1. 18
    7
      src/TriangleChecker.java
  2. 2
    0
      test/TriangleCheckerTest.java

+ 18
- 7
src/TriangleChecker.java View File

@@ -1,9 +1,9 @@
import java.util.Scanner;

public class TriangleChecker {
public enum TriangleType {
NONE,
NONE,
NORMAL,
ISOSCELES, // Gleichschenklig
EQUILATERAL // Gleichseitig
@@ -32,23 +32,34 @@ public class TriangleChecker {
switch (type) {
case NONE:
System.out.println("Kein Dreieck");
break;
break;
case NORMAL:
System.out.println("Dreieck");
break;
break;
case ISOSCELES:
System.out.println("Gleichschenkliges Dreieck");
break;
break;
case EQUILATERAL:
System.out.println("Gleichseitiges Dreieck");
break;
break;
}
}

// Analyse der Dreiecksart
public static TriangleType checkTriangle(float a, float b, float c) {
if (triangleTheorem(a,b,c) ){
if(a==b && a==c){return TriangleType.EQUILATERAL;}
if(a==b||b==c||a==c){return TriangleType.ISOSCELES;}

return TriangleType.NORMAL;
}
return TriangleType.NONE;
}


public static boolean triangleTheorem(float a, float b, float c) {
if (a <= 0 || b <= 0 || c <= 0) {
return false;
}
return (a + b > c && b + c > a && a + c > b);
}
}

+ 2
- 0
test/TriangleCheckerTest.java View File

@@ -16,6 +16,8 @@ public class TriangleCheckerTest {

// Assert
assertEquals(TriangleChecker.TriangleType.NORMAL, type);
assertEquals(TriangleChecker.TriangleType.EQUILATERAL, type);
assertEquals(TriangleChecker.TriangleType.ISOSCELES, type);

}


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