Add tests for the default McpJsonMapper and JsonSchemaValidator

Author: filiphr

mcp-json-jackson2/src/test/java/io/modelcontextprotocol/json/McpJsonMapperTest.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026-2026 the original author or authors.
+ */
+
+package io.modelcontextprotocol.json;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+import io.modelcontextprotocol.json.jackson2.JacksonMcpJsonMapper;
+
+class McpJsonMapperTest {
+
+	@Test
+	void shouldUseJackson2Mapper() {
+		assertThat(McpJsonMapper.getDefault()).isInstanceOf(JacksonMcpJsonMapper.class);
+	}
+
+}

mcp-json-jackson2/src/test/java/io/modelcontextprotocol/json/schema/JsonSchemaValidatorTest.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026-2026 the original author or authors.
+ */
+
+package io.modelcontextprotocol.json.schema;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+import io.modelcontextprotocol.json.schema.jackson2.DefaultJsonSchemaValidator;
+
+class JsonSchemaValidatorTest {
+
+	@Test
+	void shouldUseJackson2Mapper() {
+		assertThat(JsonSchemaValidator.getDefault()).isInstanceOf(DefaultJsonSchemaValidator.class);
+	}
+
+}

mcp-json-jackson3/src/test/java/io/modelcontextprotocol/json/McpJsonMapperTest.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026-2026 the original author or authors.
+ */
+
+package io.modelcontextprotocol.json;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+import io.modelcontextprotocol.json.jackson3.JacksonMcpJsonMapper;
+
+class McpJsonMapperTest {
+
+	@Test
+	void shouldUseJackson2Mapper() {
+		assertThat(McpJsonMapper.getDefault()).isInstanceOf(JacksonMcpJsonMapper.class);
+	}
+
+}

mcp-json-jackson3/src/test/java/io/modelcontextprotocol/json/schema/JsonSchemaValidatorTest.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026-2026 the original author or authors.
+ */
+
+package io.modelcontextprotocol.json.schema;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+import io.modelcontextprotocol.json.schema.jackson3.DefaultJsonSchemaValidator;
+
+class JsonSchemaValidatorTest {
+
+	@Test
+	void shouldUseJackson2Mapper() {
+		assertThat(JsonSchemaValidator.getDefault()).isInstanceOf(DefaultJsonSchemaValidator.class);
+	}
+
+}