fix Schema/JSONSchema instance creation for oas31

modules/swagger-core/src/test/java/io/swagger/v3/core/deserialization/ComprehensiveOAS31ValidationTest.java

@@ -0,0 +1,166 @@
+package io.swagger.v3.core.deserialization;
+
+import io.swagger.v3.core.matchers.SerializationMatchers;
+import io.swagger.v3.core.util.Json31;
+import io.swagger.v3.core.util.Yaml31;
+import io.swagger.v3.oas.models.OpenAPI;
+import org.testng.annotations.Test;
+
+import java.io.File;
+import java.io.IOException;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
+/**
+ * Test class to validate the comprehensive OpenAPI 3.1 files.
+ */
+public class ComprehensiveOAS31ValidationTest {
+
+    /**
+     * Test to validate the comprehensive OpenAPI 3.1 file.
+     * This test ensures that the file can be properly deserialized by the swagger-core library
+     * and that all references are correctly resolved.
+     */
+    @Test
+    public void testComprehensiveOAS31Validation() throws IOException {
+        // Path to the comprehensive OpenAPI 3.1 file
+        String filePath = "src/test/resources/comprehensiveOAS31/comprehensive-openapi.yaml";
+
+        // Verify the file exists
+        File file = new File(filePath);
+        assertTrue(file.exists(), "Comprehensive OpenAPI 3.1 file does not exist: " + filePath);
+
+        // Deserialize the file
+        OpenAPI openAPI = Yaml31.mapper().readValue(file, OpenAPI.class);
+
+        // Verify the file was properly deserialized
+        assertNotNull(openAPI, "Failed to deserialize the comprehensive OpenAPI 3.1 file");
+
+        // Verify basic structure
+        assertNotNull(openAPI.getInfo(), "Info object is missing");
+        assertNotNull(openAPI.getPaths(), "Paths object is missing");
+        assertNotNull(openAPI.getComponents(), "Components object is missing");
+
+        // Verify components
+        assertNotNull(openAPI.getComponents().getSchemas(), "Schemas object is missing");
+        assertNotNull(openAPI.getComponents().getPathItems(), "PathItems object is missing");
+        assertNotNull(openAPI.getComponents().getParameters(), "Parameters object is missing");
+        assertNotNull(openAPI.getComponents().getRequestBodies(), "RequestBodies object is missing");
+        assertNotNull(openAPI.getComponents().getResponses(), "Responses object is missing");
+        assertNotNull(openAPI.getComponents().getHeaders(), "Headers object is missing");
+        assertNotNull(openAPI.getComponents().getSecuritySchemes(), "SecuritySchemes object is missing");
+        assertNotNull(openAPI.getComponents().getExamples(), "Examples object is missing");
+        assertNotNull(openAPI.getComponents().getLinks(), "Links object is missing");
+        assertNotNull(openAPI.getComponents().getCallbacks(), "Callbacks object is missing");
+
+        // Verify webhooks
+        assertNotNull(openAPI.getWebhooks(), "Webhooks object is missing");
+
+        // Verify schemas
+        assertTrue(openAPI.getComponents().getSchemas().size() > 0, "No schemas found");
+
+        // Verify paths
+        assertTrue(openAPI.getPaths().size() > 0, "No paths found");
+
+        // Verify webhooks
+        assertTrue(openAPI.getWebhooks().size() > 0, "No webhooks found");
+    }
+
+    /**
+     * Test round-trip serialization and deserialization of the comprehensive OpenAPI 3.1 file using YAML.
+     * This test ensures that the file can be properly serialized and deserialized without losing information.
+     */
+    @Test
+    public void testComprehensiveOAS31YamlRoundTrip() throws IOException {
+        // Path to the comprehensive OpenAPI 3.1 file
+        String filePath = "src/test/resources/comprehensiveOAS31/comprehensive-openapi.yaml";
+
+        // Verify the file exists
+        File file = new File(filePath);
+        assertTrue(file.exists(), "Comprehensive OpenAPI 3.1 file does not exist: " + filePath);
+
+        // Deserialize the file
+        OpenAPI originalOpenAPI = Yaml31.mapper().readValue(file, OpenAPI.class);
+
+        // Serialize to YAML
+        String yaml = Yaml31.pretty(originalOpenAPI);
+
+        // Deserialize back
+        OpenAPI deserializedOpenAPI = Yaml31.mapper().readValue(yaml, OpenAPI.class);
+
+        // Verify basic structure
+        assertNotNull(deserializedOpenAPI, "Failed to deserialize the serialized YAML");
+        assertEquals(deserializedOpenAPI.getOpenapi(), "3.1.0", "OpenAPI version mismatch");
+        assertEquals(deserializedOpenAPI.getInfo().getTitle(), originalOpenAPI.getInfo().getTitle(), "Title mismatch");
+        assertEquals(deserializedOpenAPI.getInfo().getVersion(), originalOpenAPI.getInfo().getVersion(), "Version mismatch");
+
+        // Verify components
+        assertNotNull(deserializedOpenAPI.getComponents(), "Components object is missing");
+        assertNotNull(deserializedOpenAPI.getComponents().getSchemas(), "Schemas object is missing");
+        assertEquals(deserializedOpenAPI.getComponents().getSchemas().size(), originalOpenAPI.getComponents().getSchemas().size(), "Schemas size mismatch");
+
+        // Verify paths
+        assertNotNull(deserializedOpenAPI.getPaths(), "Paths object is missing");
+        assertEquals(deserializedOpenAPI.getPaths().size(), originalOpenAPI.getPaths().size(), "Paths size mismatch");
+
+        // Verify webhooks
+        assertNotNull(deserializedOpenAPI.getWebhooks(), "Webhooks object is missing");
+        assertEquals(deserializedOpenAPI.getWebhooks().size(), originalOpenAPI.getWebhooks().size(), "Webhooks size mismatch");
+
+        // Serialize again
+        String yamlAgain = Yaml31.pretty(deserializedOpenAPI);
+
+        // Compare YAML strings (normalize whitespace)
+        SerializationMatchers.assertEqualsToYaml31(originalOpenAPI, yamlAgain);
+    }
+
+    /**
+     * Test round-trip serialization and deserialization of the comprehensive OpenAPI 3.1 file using JSON.
+     * This test ensures that the file can be properly serialized and deserialized without losing information.
+     */
+    @Test
+    public void testComprehensiveOAS31JsonRoundTrip() throws IOException {
+        // Path to the comprehensive OpenAPI 3.1 file
+        String filePath = "src/test/resources/comprehensiveOAS31/comprehensive-openapi.yaml";
+
+        // Verify the file exists
+        File file = new File(filePath);
+        assertTrue(file.exists(), "Comprehensive OpenAPI 3.1 file does not exist: " + filePath);
+
+        // Deserialize the file
+        OpenAPI originalOpenAPI = Yaml31.mapper().readValue(file, OpenAPI.class);
+
+        // Serialize to JSON
+        String json = Json31.pretty(originalOpenAPI);
+
+        // Deserialize back
+        OpenAPI deserializedOpenAPI = Json31.mapper().readValue(json, OpenAPI.class);
+
+        // Verify basic structure
+        assertNotNull(deserializedOpenAPI, "Failed to deserialize the serialized JSON");
+        assertEquals(deserializedOpenAPI.getOpenapi(), "3.1.0", "OpenAPI version mismatch");
+        assertEquals(deserializedOpenAPI.getInfo().getTitle(), originalOpenAPI.getInfo().getTitle(), "Title mismatch");
+        assertEquals(deserializedOpenAPI.getInfo().getVersion(), originalOpenAPI.getInfo().getVersion(), "Version mismatch");
+
+        // Verify components
+        assertNotNull(deserializedOpenAPI.getComponents(), "Components object is missing");
+        assertNotNull(deserializedOpenAPI.getComponents().getSchemas(), "Schemas object is missing");
+        assertEquals(deserializedOpenAPI.getComponents().getSchemas().size(), originalOpenAPI.getComponents().getSchemas().size(), "Schemas size mismatch");
+
+        // Verify paths
+        assertNotNull(deserializedOpenAPI.getPaths(), "Paths object is missing");
+        assertEquals(deserializedOpenAPI.getPaths().size(), originalOpenAPI.getPaths().size(), "Paths size mismatch");
+
+        // Verify webhooks
+        assertNotNull(deserializedOpenAPI.getWebhooks(), "Webhooks object is missing");
+        assertEquals(deserializedOpenAPI.getWebhooks().size(), originalOpenAPI.getWebhooks().size(), "Webhooks size mismatch");
+
+        // Serialize again
+        String jsonAgain = Json31.pretty(deserializedOpenAPI);
+
+        // Compare JSON strings
+        SerializationMatchers.assertEqualsToJson31(originalOpenAPI, jsonAgain);
+    }
+}