Add tests for Area (#3358)

2025-07-12 14:42:03 +08:00 · 2022-10-18 20:03:58 +02:00
parent ddcb5cfead
commit 8803b7f5e7
2 changed files with 182 additions and 71 deletions
--- a/src/test/java/com/thealgorithms/maths/AreaTest.java
+++ b/src/test/java/com/thealgorithms/maths/AreaTest.java
@ -0,0 +1,90 @@
+package com.thealgorithms.maths;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+/**
+ * @author Amarildo Aliaj
+ */
+class AreaTest {
+
+    @Test
+    void testSurfaceAreaCube() {
+        assertEquals(6.0, Area.surfaceAreaCube(1));
+    }
+
+    @Test
+    void testSurfaceAreaSphere() {
+        assertEquals(12.566370614359172, Area.surfaceAreaSphere(1));
+    }
+
+    @Test
+    void testSurfaceAreaRectangle() {
+        assertEquals(200.0, Area.surfaceAreaRectangle(10, 20));
+    }
+
+    @Test
+    void testSurfaceAreaCylinder() {
+        assertEquals(18.84955592153876, Area.surfaceAreaCylinder(1, 2));
+    }
+
+    @Test
+    void testSurfaceAreaSquare() {
+        assertEquals(100.0, Area.surfaceAreaSquare(10));
+    }
+
+    @Test
+    void testSurfaceAreaTriangleRectangle() {
+        assertEquals(50.0, Area.surfaceAreaTriangleRectangle(10, 10));
+    }
+
+    @Test
+    void testSurfaceAreaParallelogram() {
+        assertEquals(200.0, Area.surfaceAreaParallelogram(10, 20));
+    }
+
+    @Test
+    void testSurfaceAreaTrapezium() {
+        assertEquals(450.0, Area.surfaceAreaTrapezium(10, 20, 30));
+    }
+
+    @Test
+    void testSurfaceAreaCircle() {
+        assertEquals(1256.6370614359173, Area.surfaceAreaCircle(20));
+    }
+
+    @Test
+    void surfaceAreaHemisphere() {
+        assertEquals(235.61944901923448, Area.surfaceAreaHemisphere(5));
+    }
+
+    @Test
+    void surfaceAreaCone() {
+        assertEquals(301.59289474462014, Area.surfaceAreaCone(6, 8));
+    }
+
+    @Test
+    void testAllIllegalInput() {
+        assertAll(
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCube(0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaSphere(0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaRectangle(0, 10)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaRectangle(10, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCylinder(0, 1)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCylinder(1, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaSquare(0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaTriangleRectangle(0, 1)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaTriangleRectangle(1, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaParallelogram(0, 1)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaParallelogram(1, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaTrapezium(0, 1, 1)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaTrapezium(1, 0, 1)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaTrapezium(1, 1, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCircle(0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaHemisphere(0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCone(1, 0)),
+                () -> assertThrows(IllegalArgumentException.class, () -> Area.surfaceAreaCone(0, 1))
+        );
+    }
+}