Merge pull request #10192 from sk1418/abstractMethodError

[BAEL-4284] AbstractMethodError

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());
+    }
+}