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Zahlenfelder Vers1. Objektorientiert

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This commit is contained in:
moritz 2024-10-29 15:55:42 +01:00
parent 6b11baff87
commit ae803b20ea
2 changed files with 81 additions and 3 deletions
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17
src/praktikum02/TriangleChecker.java
View File

@ -36,7 +36,7 @@ public class TriangleChecker {
System.out.println("Kein Dreieck");
break;
case NORMAL:
System.out.println("Dreieck");
System.out.println("normales Dreieck");
break;
case ISOSCELES:
System.out.println("Gleichschenkliges Dreieck");
@ -49,8 +49,21 @@ public class TriangleChecker {
// Analyse der Dreiecksart
public static TriangleType checkTriangle(float a, float b, float c) {
if (a == b && b == c && a == c){return TriangleType.EQUILATERAL;}
if (a == b || b == c || a == c){return TriangleType.ISOSCELES;}
if (a <= 0 || b <= 0 || c <= 0){return TriangleType.NONE;}
if (a + b < c){return TriangleType.NONE;}
if (a + c < b){return TriangleType.NONE;}
if (b + c < a){return TriangleType.NONE;}
return TriangleType.NORMAL;
}
}

65
test/praktikum02/TriangleCheckerTest.java
View File

@ -10,4 +10,69 @@ class TriangleCheckerTest {
void checkTriangleNormal() {
assertEquals(TriangleChecker.TriangleType.NORMAL,TriangleChecker.checkTriangle( 10 ,5,6) );
}
@Test
void checkTriangleISOSCELES_AB() {
assertEquals(TriangleChecker.TriangleType.ISOSCELES,TriangleChecker.checkTriangle( 10 ,10,5) );
}
@Test
void checkTriangleISOSCELES_BC() {
assertEquals(TriangleChecker.TriangleType.ISOSCELES,TriangleChecker.checkTriangle( 10 ,5,5) );
}
@Test
void checkTriangleISOSCELES_AC() {
assertEquals(TriangleChecker.TriangleType.ISOSCELES,TriangleChecker.checkTriangle( 10 ,5,10) );
}
@Test
void checkTriangle_EQUILATERAL() {
assertEquals(TriangleChecker.TriangleType.EQUILATERAL,TriangleChecker.checkTriangle( 10 ,10,10) );
}
@Test
void checkTriangleNONE_A() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 0 ,10,5) );
}
@Test
void checkTriangleNONE_B() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,0,5) );
}
@Test
void checkTriangleNONE_C() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,5,0) );
}
@Test
void checkTriangleNONE_minusA() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( -2 ,10,5) );
}
@Test
void checkTriangleNONE_minusB() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,-2,5) );
}
@Test
void checkTriangleNONE_minusC() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,5,-2) );
}
@Test
void checkTriangleNONE_AB_C() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,2,13) );
}
@Test
void checkTriangleNONE_AC_B() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 10 ,13,2) );
}
@Test
void checkTriangleNONE_BC_A() {
assertEquals(TriangleChecker.TriangleType.NONE,TriangleChecker.checkTriangle( 13 ,10,2) );
}
}