[BAEL-4284] AbstractMethodError

core-java-modules/core-java-exceptions-3/pom.xml

@@ -17,6 +17,14 @@
     </parent>
 
     <dependencies>
+
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>1.4.191</version>
+            <scope>test</scope>
+        </dependency>
+
         <!-- test scoped -->
         <dependency>
             <groupId>org.assertj</groupId>

core-java-modules/core-java-exceptions-3/src/test/java/com/baeldung/exceptions/abstractmethoderror/AbstractMethodErrorUnitTest.java

@@ -0,0 +1,23 @@
+package com.baeldung.exceptions.abstractmethoderror;
+
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+class AbstractMethodErrorUnitTest {
+    private static final String url = "jdbc:h2:mem:A-DATABASE;INIT=CREATE SCHEMA IF NOT EXISTS myschema";
+    private static final String username = "sa";
+
+    @Test
+    void givenOldH2Database_whenCallgetSchemaMethod_thenThrowAbstractMethodError() throws SQLException {
+        Connection conn = DriverManager.getConnection(url, username, "");
+        assertNotNull(conn);
+        Assertions.assertThrows(AbstractMethodError.class, () -> conn.getSchema());
+    }
+}