Test MapWithDefault

smallrye · Sep 18, 2024 · ecefcdc · ecefcdc
1 parent 9e7c3e4
commit ecefcdc
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/implementation/src/test/java/io/smallrye/config/ObjectCreatorTest.java b/implementation/src/test/java/io/smallrye/config/ObjectCreatorTest.java
@@ -3,6 +3,8 @@
 import static io.smallrye.config.KeyValuesConfigSource.config;
 import static io.smallrye.config.SmallRyeConfig.SMALLRYE_CONFIG_MAPPING_VALIDATE_UNKNOWN;
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNull;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.HashMap;
@@ -13,6 +15,8 @@
 
 import org.junit.jupiter.api.Test;
 
+import io.smallrye.config.ConfigMappingContext.MapWithDefault;
+
 public class ObjectCreatorTest {
     @Test
     void objectCreator() {
@@ -601,4 +605,21 @@ interface Nested extends NestedBase {
     public interface ExtendsBase extends Base {
 
     }
+
+    @SuppressWarnings({
+            "MismatchedQueryAndUpdateOfCollection",
+            "RedundantOperationOnEmptyContainer"
+    })
+    @Test
+    void mapWithDefault() {
+        MapWithDefault<String, String> map = new MapWithDefault<>("default");
+        assertTrue(map.isEmpty());
+        assertFalse(map.entrySet().iterator().hasNext());
+
+        assertEquals("default", map.get("default"));
+        assertEquals("default", map.get("one"));
+        assertEquals("default", map.get("two"));
+
+        assertNull(map.getOrDefault("default", null));
+    }
 }