fix: cannot copy filter values which are enum (#49)

Author: thunderz99

README.md

@@ -235,3 +235,4 @@ db.updatePartial("Collection", user1.id, Map.of("lastName", "UpdatedPartially"),
 
     db.find("Collection1", cond, "Partition1");
 ```
+

pom.xml

@@ -4,7 +4,7 @@
     <groupId>com.github.thunderz99</groupId>
     <artifactId>java-cosmos</artifactId>
     <packaging>jar</packaging>
-    <version>0.2.25</version>
+    <version>0.2.26</version>
     <name>${project.groupId}:${project.artifactId}$</name>
     <description>A lightweight Azure CosmosDB client for Java</description>
     <url>https://github.com/thunderz99/java-cosmos</url>

src/main/java/io/github/thunderz99/cosmos/condition/Condition.java

@@ -822,7 +822,7 @@ Object copyValue(Object value) {
 		}
 
 		// primitive type
-		if (value instanceof String || Primitives.isWrapperType(value.getClass()) || value.getClass().isPrimitive()) {
+		if (value instanceof String || Primitives.isWrapperType(value.getClass()) || value.getClass().isPrimitive() || value.getClass().isEnum()) {
 			return value;
 		}
 

src/test/java/io/github/thunderz99/cosmos/condition/ConditionTest.java

@@ -749,6 +749,21 @@ public void copy_should_work_for_rawsql() {
 		}
 	}
 
+    public enum Status {
+        enrolled, suspended, retired
+    }
+
+    @Test
+    public void copy_should_work_for_enum() {
+
+        var cond = Condition.filter("id", "ID001", "status", Status.enrolled);
+
+        var copy = cond.copy();
+        assertThat(copy.filter.get("id")).isEqualTo("ID001");
+        assertThat(copy.filter.get("status")).isEqualTo(Status.enrolled);
+
+    }
+
 	@Test
 	public void buildQuerySpec_should_work_for_is_defined() {