[Feat] Boa IoC 테스트 보강

boa/src/main/java/beans/PropertyValue.java

@@ -37,4 +37,13 @@ public boolean equals(Object obj) {
     public int hashCode() {
         return Objects.hash(name, value);
     }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("PropertyValue{name='").append(name).append('\'');
+        sb.append(", value='").append(value).append('\'');
+        sb.append('}');
+        return sb.toString();
+    }
 }

boa/src/main/java/beans/PropertyValues.java

@@ -2,6 +2,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 
 /**
  * 하나 이상의 PropertyValue 객체를 담는 컨테이너 클래스 입니다.
@@ -48,4 +49,26 @@ public PropertyValue getPropertyValue(String propertyName) {
     public boolean isEmpty() {
         return this.propertyValueList.isEmpty();
     }
+
+    @Override
+    public boolean equals(Object other) {
+        if (this == other) return true;
+        if (other == null || getClass() != other.getClass()) return false;
+        PropertyValues that = (PropertyValues) other;
+        return Objects.equals(propertyValueList, that.propertyValueList);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(propertyValueList);
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("PropertyValues{");
+        sb.append(propertyValueList);
+        sb.append('}');
+        return sb.toString();
+    }
 }

boa/src/main/java/beans/factory/config/BeanDefinition.java

@@ -28,6 +28,9 @@ public BeanDefinition(Class<?> beanClass) {
     }
 
     public BeanDefinition(Class<?> beanClass, PropertyValues propertyValues) {
+        if (beanClass == null) {
+            throw new IllegalArgumentException("beanClass cannot be null");
+        }
         this.beanClass = beanClass;
         this.propertyValues = propertyValues != null ? propertyValues : new PropertyValues();
     }
@@ -112,6 +115,7 @@ public String toString() {
         sb.append(getBeanClassName()).append("]");
         sb.append("; scope=").append(scope);
         sb.append("; lazyInit=").append(lazyInit);
+        sb.append("; propertyValues=").append(propertyValues);
         sb.append("; initMethodName=").append(initMethodName);
         sb.append("; destroyMethodName=").append(destroyMethodName);
         return sb.toString();

boa/src/main/java/beans/factory/support/DefaultListableBeanFactory.java

@@ -18,6 +18,15 @@ public class DefaultListableBeanFactory extends AbstractAutowireCapableBeanFacto
 
     @Override
     public void registerBeanDefinition(String beanName, BeanDefinition beanDefinition) {
+        if (beanName == null) {
+            throw new IllegalArgumentException("Bean name must not be null");
+        }
+        if (beanName.isEmpty()) {
+            throw new IllegalArgumentException("Bean name must not be empty");
+        }
+        if (beanDefinition == null) {
+            throw new IllegalArgumentException("BeanDefinition must not be null");
+        }
         beanDefinitionMap.put(beanName, beanDefinition);
     }