import org.junit.jupiter.api.Test; import org.mockito.Mockito; import java.sql.SQLException; import java.util.HashMap; import java.util.Map; public class TestChainGetter { @Test public void testChainGetterValid() { testChainGetter(false); } @Test public void testChainGetterError() { testChainGetter(true); } public void testChainGetter(boolean shouldThrow) { StatementInjector injector; try { injector = new StatementInjector(null, null, shouldThrow); } catch (SQLException throwables) { throwables.printStackTrace(); assert false; //Error in test infrastructure return; } ChainGetter chainGetter = Mockito.spy(new ChainGetter(injector, "cognitoID")); Map ignore = new HashMap<>(); Map body = TestInputUtils.addBody(ignore); ignore.put("id", 1); //in ChainGetter.java uses ignore map for id parameter try { Object rawIDReturn = chainGetter.conductAction(body, TestInputUtils.addQueryParams(ignore), "cognitoID"); assert !shouldThrow; assert (rawIDReturn != null); } catch (SQLException throwables) { assert shouldThrow; throwables.printStackTrace(); } } }