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23 lines
758 B
23 lines
758 B
/**
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* 测试类：验证图形面积计算器的功能
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*/
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public class TestShape {
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public static void main(String[] args) {
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// 1. 创建圆形（半径5）
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Shape circle = new Circle(5);
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// 2. 创建矩形（长4，宽3）
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Shape rectangle = new Rectangle(4, 3);
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// 3. 创建三角形（底6，高4）
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Shape triangle = new Triangle(6, 4);
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// 调用工具类打印面积（统一处理所有图形）
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System.out.println("===== 圆形面积 =====");
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ShapeUtil.printArea(circle);
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System.out.println("===== 矩形面积 =====");
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ShapeUtil.printArea(rectangle);
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System.out.println("===== 三角形面积 =====");
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ShapeUtil.printArea(triangle);
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}
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}
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