/*
* Copyright 2002-2008 the original author or authors.
*
* Licensed 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.springframework.jdbc.core.namedparam;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import junit.framework.TestCase;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.test.AssertThrows;
/**
* @author Thomas Risberg
* @author Juergen Hoeller
* @author Rick Evans
*/
public class NamedParameterUtilsTests extends TestCase {
public void testParseSql() {
String sql = "xxx :a yyyy :b :c :a zzzzz";
ParsedSql psql = NamedParameterUtils.parseSqlStatement(sql);
assertEquals("xxx ? yyyy ? ? ? zzzzz", NamedParameterUtils.substituteNamedParameters(psql, null));
assertEquals("a", psql.getParameterNames().get(0));
assertEquals("c", psql.getParameterNames().get(2));
assertEquals("a", psql.getParameterNames().get(3));
assertEquals(4, psql.getTotalParameterCount());
assertEquals(3, psql.getNamedParameterCount());
String sql2 = "xxx &a yyyy ? zzzzz";
ParsedSql psql2 = NamedParameterUtils.parseSqlStatement(sql2);
assertEquals("xxx ? yyyy ? zzzzz", NamedParameterUtils.substituteNamedParameters(psql2, null));
assertEquals("a", psql2.getParameterNames().get(0));
assertEquals(2, psql2.getTotalParameterCount());
assertEquals(1, psql2.getNamedParameterCount());
String sql3 = "xxx &a+:b" + '\t' + ":c%10 yyyy ? zzzzz";
ParsedSql psql3 = NamedParameterUtils.parseSqlStatement(sql3);
assertEquals("a", psql3.getParameterNames().get(0));
assertEquals("b", psql3.getParameterNames().get(1));
assertEquals("c", psql3.getParameterNames().get(2));
}
public void testSubstituteNamedParameters() {
MapSqlParameterSource namedParams = new MapSqlParameterSource();
namedParams.addValue("a", "a").addValue("b", "b").addValue("c", "c");
assertEquals("xxx ? ? ?", NamedParameterUtils.substituteNamedParameters("xxx :a :b :c", namedParams));
assertEquals("xxx ? ? ? xx ? ?", NamedParameterUtils.substituteNamedParameters("xxx :a :b :c xx :a :a", namedParams));
}
public void testConvertParamMapToArray() {
Map paramMap = new HashMap();
paramMap.put("a", "a");
paramMap.put("b", "b");
paramMap.put("c", "c");
assertTrue(3 == NamedParameterUtils.buildValueArray("xxx :a :b :c", paramMap).length);
assertTrue(5 == NamedParameterUtils.buildValueArray("xxx :a :b :c xx :a :b", paramMap).length);
assertTrue(5 == NamedParameterUtils.buildValueArray("xxx :a :a :a xx :a :a", paramMap).length);
assertEquals("b", NamedParameterUtils.buildValueArray("xxx :a :b :c xx :a :b", paramMap)[4]);
try {
NamedParameterUtils.buildValueArray("xxx :a :b ?", paramMap);
fail("mixed named parameters and ? placeholders not detected");
}
catch (InvalidDataAccessApiUsageException expected) {
}
}
public void testConvertTypeMapToArray() {
MapSqlParameterSource namedParams = new MapSqlParameterSource();
namedParams.addValue("a", "a", 1).addValue("b", "b", 2).addValue("c", "c", 3);
assertTrue(3 == NamedParameterUtils.buildSqlTypeArray(NamedParameterUtils.parseSqlStatement("xxx :a :b :c"), namedParams).length);
assertTrue(5 == NamedParameterUtils.buildSqlTypeArray(NamedParameterUtils.parseSqlStatement("xxx :a :b :c xx :a :b"), namedParams).length);
assertTrue(5 == NamedParameterUtils.buildSqlTypeArray(NamedParameterUtils.parseSqlStatement("xxx :a :a :a xx :a :a"), namedParams).length);
assertEquals(2, NamedParameterUtils.buildSqlTypeArray(NamedParameterUtils.parseSqlStatement("xxx :a :b :c xx :a :b"), namedParams)[4]);
}
public void testBuildValueArrayWithMissingParameterValue() throws Exception {
new AssertThrows(InvalidDataAccessApiUsageException.class) {
public void test() throws Exception {
String sql = "select count(0) from foo where id = :id";
NamedParameterUtils.buildValueArray(sql, new HashMap());
}
}.runTest();
}
public void testSubstituteNamedParametersWithStringContainingQuotes() throws Exception {
String expectedSql = "select 'first name' from artists where id = ? and quote = 'exsqueeze me?'";
String sql = "select 'first name' from artists where id = :id and quote = 'exsqueeze me?'";
String newSql = NamedParameterUtils.substituteNamedParameters(sql, new MapSqlParameterSource());
assertEquals(expectedSql, newSql);
}
public void testParseSqlStatementWithStringContainingQuotes() throws Exception {
String expectedSql = "select 'first name' from artists where id = ? and quote = 'exsqueeze me?'";
String sql = "select 'first name' from artists where id = :id and quote = 'exsqueeze me?'";
ParsedSql parsedSql = NamedParameterUtils.parseSqlStatement(sql);
assertEquals(expectedSql, NamedParameterUtils.substituteNamedParameters(parsedSql, null));
}
/*
* SPR-4789
*/
public void testParseSqlContainingComments() {
String sql1 = "/*+ HINT */ xxx /* comment ? */ :a yyyy :b :c :a zzzzz -- :xx XX\n";
ParsedSql psql1 = NamedParameterUtils.parseSqlStatement(sql1);
assertEquals("/*+ HINT */ xxx /* comment ? */ ? yyyy ? ? ? zzzzz -- :xx XX\n",
NamedParameterUtils.substituteNamedParameters(psql1, null));
MapSqlParameterSource paramMap = new MapSqlParameterSource();
paramMap.addValue("a", "a");
paramMap.addValue("b", "b");
paramMap.addValue("c", "c");
Object[] params = NamedParameterUtils.buildValueArray(psql1, paramMap, null);
assertEquals(4, params.length);
assertEquals("a", params[0]);
assertEquals("b", params[1]);
assertEquals("c", params[2]);
assertEquals("a", params[3]);
String sql2 = "/*+ HINT */ xxx /* comment ? */ :a yyyy :b :c :a zzzzz -- :xx XX";
ParsedSql psql2 = NamedParameterUtils.parseSqlStatement(sql2);
assertEquals("/*+ HINT */ xxx /* comment ? */ ? yyyy ? ? ? zzzzz -- :xx XX",
NamedParameterUtils.substituteNamedParameters(psql2, null));
String sql3 = "/*+ HINT */ xxx /* comment ? */ :a yyyy :b :c :a zzzzz /* :xx XX*";
ParsedSql psql3 = NamedParameterUtils.parseSqlStatement(sql3);
assertEquals("/*+ HINT */ xxx /* comment ? */ ? yyyy ? ? ? zzzzz /* :xx XX*",
NamedParameterUtils.substituteNamedParameters(psql3, null));
String sql4 = "/*+ HINT */ xxx /* comment :a ? */ :a yyyy :b :c :a zzzzz /* :xx XX*";
ParsedSql psql4 = NamedParameterUtils.parseSqlStatement(sql4);
Map parameters = Collections.singletonMap("a", "0");
assertEquals("/*+ HINT */ xxx /* comment :a ? */ ? yyyy ? ? ? zzzzz /* :xx XX*",
NamedParameterUtils.substituteNamedParameters(psql4, new MapSqlParameterSource(parameters)));
}
/*
* SPR-4612
*/
public void testParseSqlStatementWithPostgresCasting() throws Exception {
String expectedSql = "select 'first name' from artists where id = ? and birth_date=?::timestamp";
String sql = "select 'first name' from artists where id = :id and birth_date=:birthDate::timestamp";
ParsedSql parsedSql = NamedParameterUtils.parseSqlStatement(sql);
assertEquals(expectedSql, NamedParameterUtils.substituteNamedParameters(parsedSql, null));
}
/*
* SPR-2544
*/
public void testParseSqlStatementWithLogicalAnd() {
String expectedSql = "xxx & yyyy";
ParsedSql parsedSql = NamedParameterUtils.parseSqlStatement(expectedSql);
assertEquals(expectedSql, NamedParameterUtils.substituteNamedParameters(parsedSql, null));
}
/*
* SPR-2544
*/
public void testSubstituteNamedParametersWithLogicalAnd() throws Exception {
String expectedSql = "xxx & yyyy";
String newSql = NamedParameterUtils.substituteNamedParameters(expectedSql, new MapSqlParameterSource());
assertEquals(expectedSql, newSql);
}
/*
* SPR-3173
*/
public void testVariableAssignmentOperator() throws Exception {
String expectedSql = "x := 1";
String newSql = NamedParameterUtils.substituteNamedParameters(expectedSql, new MapSqlParameterSource());
assertEquals(expectedSql, newSql);
}
}