Add test for hidden field in JsonCreator

modules/swagger-core/src/test/java/io/swagger/v3/core/resolving/HiddenFieldTest.java

@@ -1,6 +1,9 @@
 package io.swagger.v3.core.resolving;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
 import io.swagger.v3.core.converter.ModelConverters;
+import io.swagger.v3.oas.annotations.Hidden;
 import io.swagger.v3.oas.models.media.IntegerSchema;
 import io.swagger.v3.oas.models.media.Schema;
 import io.swagger.v3.oas.models.media.StringSchema;
@@ -10,6 +13,7 @@
 
 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
 import static org.testng.Assert.assertTrue;
 
 public class HiddenFieldTest {
@@ -29,9 +33,12 @@ public void testHiddenField() {
 
         final Schema nameValue = (Schema) model.getProperties().get("name");
         assertTrue(nameValue instanceof StringSchema);
+
+        final Schema passwordValue = (Schema) model.getProperties().get("password");
+        assertNull(passwordValue);
     }
 
-    class ModelWithHiddenFields {
+    static class ModelWithHiddenFields {
         @io.swagger.v3.oas.annotations.media.Schema(required = true)
         public Long id = null;
 
@@ -41,4 +48,44 @@ class ModelWithHiddenFields {
         @io.swagger.v3.oas.annotations.media.Schema(hidden = true)
         public String password = null;
     }
+
+    @Test(description = "it should ignore a hidden field in @JsonCreator")
+    public void testHiddenFieldInJsonCreator() {
+        final Map<String, Schema> models = ModelConverters.getInstance().read(ModelWithHiddenFieldsInJsonCreator.class);
+
+        final Schema model = models.get("ModelWithHiddenFieldsInJsonCreator");
+        assertNotNull(model);
+        assertEquals(model.getProperties().size(), 1);
+
+        final Schema idValue = (Schema) model.getProperties().get("id");
+        assertTrue(idValue instanceof IntegerSchema);
+
+        final Schema hiddenValue = (Schema) model.getProperties().get("hidden");
+        assertNull(hiddenValue);
+    }
+
+    static class ModelWithHiddenFieldsInJsonCreator {
+        @JsonProperty("id")
+        private final Long id;
+
+        @io.swagger.v3.oas.annotations.media.Schema(hidden = true)
+        @JsonProperty("hidden")
+        private final String hidden;
+
+        @JsonCreator
+        public ModelWithHiddenFieldsInJsonCreator(@JsonProperty("id") Long id,
+                                                  @JsonProperty("hidden") @io.swagger.v3.oas.annotations.media.Schema(hidden = true) String hidden) {
+            this.id = id;
+            this.hidden = hidden;
+        }
+
+        public Long getId() {
+            return id;
+        }
+
+        @io.swagger.v3.oas.annotations.media.Schema(hidden = true)
+        public String getHidden() {
+            return hidden;
+        }
+    }
 }