| /* |
| * 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.fn.hive; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.List; |
| |
| import org.apache.drill.categories.HiveStorageTest; |
| import org.apache.drill.exec.hive.HiveTestBase; |
| import org.apache.drill.exec.planner.physical.PlannerSettings; |
| import org.apache.drill.exec.rpc.user.QueryDataBatch; |
| import org.apache.drill.categories.SlowTest; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| @Category({SlowTest.class, HiveStorageTest.class}) |
| public class TestSampleHiveUDFs extends HiveTestBase { |
| |
| private void helper(String query, String expected) throws Exception { |
| List<QueryDataBatch> results = testSqlWithResults(query); |
| String actual = getResultString(results, ","); |
| assertTrue(String.format("Result:\n%s\ndoes not match:\n%s", actual, expected), expected.equals(actual)); |
| } |
| |
| @Test |
| public void booleanInOut() throws Exception{ |
| String query = "SELECT " + |
| "testHiveUDFBoolean(true) as col1," + |
| "testHiveUDFBoolean(false) as col2," + |
| "testHiveUDFBoolean(cast(null as boolean)) as col3 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1,col2,col3\n" + "true,false,null\n"; |
| helper(query, expected); |
| } |
| |
| @Ignore("DRILL-2470") |
| @Test |
| public void byteInOut() throws Exception{ |
| String query = "SELECT testHiveUDFByte(tinyint_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "34\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Ignore("DRILL-2470") |
| @Test |
| public void shortInOut() throws Exception{ |
| String query = "SELECT testHiveUDFShort(smallint_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "3455\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void intInOut() throws Exception{ |
| String query = "SELECT testHiveUDFInt(int_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "123456\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void longInOut() throws Exception{ |
| String query = "SELECT testHiveUDFLong(bigint_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "234235\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void floatInOut() throws Exception{ |
| String query = "SELECT testHiveUDFFloat(float_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "4.67\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void doubleInOut() throws Exception{ |
| String query = "SELECT testHiveUDFDouble(double_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "8.345\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void stringInOut() throws Exception{ |
| String query = "SELECT testHiveUDFString(string_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "stringfield\n" + "null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void binaryInOut() throws Exception{ |
| String query = "SELECT testHiveUDFBinary(binary_field) as col1 FROM hive.readtest"; |
| String expected = "col1\n" + "binaryfield\n" + "null\n"; |
| helper(query, expected); |
| helper(query, expected); |
| } |
| |
| @Test |
| public void varcharInOut() throws Exception{ |
| String query = "SELECT " + |
| "testHiveUDFVarChar('This is a varchar') as col1," + |
| "testHiveUDFVarChar(cast(null as varchar)) as col2 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1,col2\n" + "This is a varchar,null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void varcharInCharOut() throws Exception { |
| String query = "SELECT " + |
| "testHiveUDFChar(cast ('This is a char' as char(20))) as col1," + |
| "testHiveUDFChar(cast(null as char)) as col2 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1,col2\n" + "This is a char,null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| @Ignore("doesn't work across timezones") |
| public void dateInOut() throws Exception{ |
| String query = "SELECT " + |
| "testHiveUDFDate(cast('1970-01-02 10:20:33' as date)) as col1," + |
| "testHiveUDFDate(cast(null as date)) as col2 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1,col2\n" + "1970-01-01T08:00:00.000-08:00,null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| @Ignore("doesn't work across timezones") |
| public void timestampInOut() throws Exception{ |
| String query = "SELECT " + |
| "testHiveUDFTimeStamp(cast('1970-01-02 10:20:33' as timestamp)) as col1," + |
| "testHiveUDFTimeStamp(cast(null as timestamp)) as col2 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1,col2\n" + "1970-01-02T10:20:33.000-08:00,null\n"; |
| helper(query, expected); |
| } |
| |
| @Test |
| public void decimalInOut() throws Exception{ |
| try { |
| test(String.format("alter session set `%s` = true", PlannerSettings.ENABLE_DECIMAL_DATA_TYPE_KEY)); |
| String query = "SELECT " + |
| "testHiveUDFDecimal(cast('1234567891234567891234567891234567891.4' as decimal(38, 1))) as col1 " + |
| "FROM hive.kv LIMIT 1"; |
| |
| String expected = "col1\n" + "1234567891234567891234567891234567891.4\n"; |
| helper(query, expected); |
| } finally { |
| test(String.format("alter session set `%s` = false", PlannerSettings.ENABLE_DECIMAL_DATA_TYPE_KEY)); |
| } |
| } |
| } |