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| 1 | +/* |
| 2 | + * Copyright 2004-2010 the Seasar Foundation and the Others. |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, |
| 13 | + * either express or implied. See the License for the specific language |
| 14 | + * governing permissions and limitations under the License. |
| 15 | + */ |
| 16 | +package org.seasar.doma.internal.jdbc.dialect; |
| 17 | + |
| 18 | +import java.util.function.Function; |
| 19 | + |
| 20 | +import junit.framework.TestCase; |
| 21 | + |
| 22 | +import org.seasar.doma.internal.jdbc.mock.MockConfig; |
| 23 | +import org.seasar.doma.internal.jdbc.sql.NodePreparedSqlBuilder; |
| 24 | +import org.seasar.doma.internal.jdbc.sql.PreparedSql; |
| 25 | +import org.seasar.doma.internal.jdbc.sql.SqlParser; |
| 26 | +import org.seasar.doma.jdbc.SqlKind; |
| 27 | +import org.seasar.doma.jdbc.SqlNode; |
| 28 | + |
| 29 | +/** |
| 30 | + * @author shinsuke-oda |
| 31 | + * |
| 32 | + */ |
| 33 | +public class MssqlPagingTransformerTest extends TestCase { |
| 34 | + |
| 35 | + public void testOffsetLimit() throws Exception { |
| 36 | + String expected = "select emp.id from emp order by emp.id offset 5 rows fetch next 10 rows only"; |
| 37 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 38 | + 5, 10, false); |
| 39 | + SqlParser parser = new SqlParser( |
| 40 | + "select emp.id from emp order by emp.id"); |
| 41 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 42 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 43 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 44 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 45 | + assertEquals(expected, sql.getRawSql()); |
| 46 | + } |
| 47 | + public void testOffsetLimit_forceOffsetFetch() throws Exception { |
| 48 | + String expected = "select emp.id from emp order by emp.id offset 5 rows fetch next 10 rows only"; |
| 49 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 50 | + 5, 10, true); |
| 51 | + SqlParser parser = new SqlParser( |
| 52 | + "select emp.id from emp order by emp.id"); |
| 53 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 54 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 55 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 56 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 57 | + assertEquals(expected, sql.getRawSql()); |
| 58 | + } |
| 59 | + |
| 60 | + public void testOffsetOnly() throws Exception { |
| 61 | + String expected = "select emp.id from emp order by emp.id offset 5 rows"; |
| 62 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 63 | + 5, -1, false); |
| 64 | + SqlParser parser = new SqlParser( |
| 65 | + "select emp.id from emp order by emp.id"); |
| 66 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 67 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 68 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 69 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 70 | + assertEquals(expected, sql.getRawSql()); |
| 71 | + } |
| 72 | + public void testOffsetOnly_forceOffsetFetch() throws Exception { |
| 73 | + String expected = "select emp.id from emp order by emp.id offset 5 rows"; |
| 74 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 75 | + 5, -1, true); |
| 76 | + SqlParser parser = new SqlParser( |
| 77 | + "select emp.id from emp order by emp.id"); |
| 78 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 79 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 80 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 81 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 82 | + assertEquals(expected, sql.getRawSql()); |
| 83 | + } |
| 84 | + |
| 85 | + public void testLimitOnly() throws Exception { |
| 86 | + String expected = "select top (10) emp.id from emp order by emp.id"; |
| 87 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 88 | + -1, 10, false); |
| 89 | + SqlParser parser = new SqlParser( |
| 90 | + "select emp.id from emp order by emp.id"); |
| 91 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 92 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 93 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 94 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 95 | + assertEquals(expected, sql.getRawSql()); |
| 96 | + } |
| 97 | + public void testLimitOnly_forceOffsetFetch() throws Exception { |
| 98 | + String expected = "select emp.id from emp order by emp.id offset 0 rows fetch next 10 rows only"; |
| 99 | + MssqlPagingTransformer transformer = new MssqlPagingTransformer( |
| 100 | + -1, 10, true); |
| 101 | + SqlParser parser = new SqlParser( |
| 102 | + "select emp.id from emp order by emp.id"); |
| 103 | + SqlNode sqlNode = transformer.transform(parser.parse()); |
| 104 | + NodePreparedSqlBuilder sqlBuilder = new NodePreparedSqlBuilder( |
| 105 | + new MockConfig(), SqlKind.SELECT, "dummyPath"); |
| 106 | + PreparedSql sql = sqlBuilder.build(sqlNode, Function.identity()); |
| 107 | + assertEquals(expected, sql.getRawSql()); |
| 108 | + } |
| 109 | +} |
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