| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.drill.exec.work.prepare; |
| |
| import org.apache.drill.test.BaseTestQuery; |
| import org.apache.drill.exec.proto.UserBitShared; |
| import org.apache.drill.exec.proto.UserProtos; |
| import org.apache.drill.exec.store.ischema.InfoSchemaConstants; |
| |
| import java.util.List; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| public class PreparedStatementTestBase extends BaseTestQuery { |
| |
| /* Helper method which creates a prepared statement for given query. */ |
| protected UserProtos.PreparedStatement createPrepareStmt(String query, |
| boolean expectFailure, |
| UserBitShared.DrillPBError.ErrorType errorType) throws Exception { |
| UserProtos.CreatePreparedStatementResp resp = client.createPreparedStatement(query).get(); |
| |
| if (expectFailure) { |
| assertEquals(UserProtos.RequestStatus.FAILED, resp.getStatus()); |
| assertEquals(errorType, resp.getError().getErrorType()); |
| } else { |
| String message = resp.hasError() ? resp.getError().getMessage() : "No errors"; |
| assertEquals(message, UserProtos.RequestStatus.OK, resp.getStatus()); |
| } |
| |
| return resp.getPreparedStatement(); |
| } |
| |
| protected void verifyMetadata(List<ExpectedColumnResult> expMetadata, |
| List<UserProtos.ResultColumnMetadata> actMetadata) { |
| assertEquals(expMetadata.size(), actMetadata.size()); |
| |
| int i = 0; |
| for (ExpectedColumnResult exp : expMetadata) { |
| UserProtos.ResultColumnMetadata act = actMetadata.get(i++); |
| |
| assertTrue("Failed to find the expected column metadata: " + exp + ". Was: " + toString(act), exp.isEqualsTo(act)); |
| } |
| } |
| |
| protected static class ExpectedColumnResult { |
| final String columnName; |
| final String type; |
| final boolean nullable; |
| final int displaySize; |
| final int precision; |
| final int scale; |
| final boolean signed; |
| final String className; |
| |
| ExpectedColumnResult(String columnName, String type, boolean nullable, int displaySize, int precision, int scale, |
| boolean signed, String className) { |
| this.columnName = columnName; |
| this.type = type; |
| this.nullable = nullable; |
| this.displaySize = displaySize; |
| this.precision = precision; |
| this.scale = scale; |
| this.signed = signed; |
| this.className = className; |
| } |
| |
| boolean isEqualsTo(UserProtos.ResultColumnMetadata result) { |
| return |
| result.getCatalogName().equals(InfoSchemaConstants.IS_CATALOG_NAME) && |
| result.getSchemaName().isEmpty() && |
| result.getTableName().isEmpty() && |
| result.getColumnName().equals(columnName) && |
| result.getLabel().equals(columnName) && |
| result.getDataType().equals(type) && |
| result.getIsNullable() == nullable && |
| result.getPrecision() == precision && |
| result.getScale() == scale && |
| result.getSigned() == signed && |
| result.getDisplaySize() == displaySize && |
| result.getClassName().equals(className) && |
| result.getSearchability() == UserProtos.ColumnSearchability.ALL && |
| result.getAutoIncrement() == false && |
| result.getCaseSensitivity() == false && |
| result.getUpdatability() == UserProtos.ColumnUpdatability.READ_ONLY && |
| result.getIsAliased() == true && |
| result.getIsCurrency() == false; |
| } |
| |
| @Override |
| public String toString() { |
| return "ExpectedColumnResult[" + |
| "columnName='" + columnName + '\'' + |
| ", type='" + type + '\'' + |
| ", nullable=" + nullable + |
| ", displaySize=" + displaySize + |
| ", precision=" + precision + |
| ", scale=" + scale + |
| ", signed=" + signed + |
| ", className='" + className + '\'' + |
| ']'; |
| } |
| } |
| |
| private static String toString(UserProtos.ResultColumnMetadata metadata) { |
| return "ResultColumnMetadata[" + |
| "columnName='" + metadata.getColumnName() + '\'' + |
| ", type='" + metadata.getDataType() + '\'' + |
| ", nullable=" + metadata.getIsNullable() + |
| ", displaySize=" + metadata.getDisplaySize() + |
| ", precision=" + metadata.getPrecision() + |
| ", scale=" + metadata.getScale() + |
| ", signed=" + metadata.getSigned() + |
| ", className='" + metadata.getClassName() + '\'' + |
| ']'; |
| } |
| } |