Files
ebean/ebean-test/src/test/java/io/ebeaninternal/server/rawsql/TestRawSqlBuilder.java
T

339 lines
12 KiB
Java

package io.ebeaninternal.server.rawsql;
import io.ebean.*;
import io.ebean.annotation.ForPlatform;
import io.ebean.annotation.Platform;
import io.ebean.datasource.DataSourceConfig;
import io.ebeaninternal.server.core.DefaultServer;
import io.ebeaninternal.server.rawsql.SpiRawSql.Sql;
import org.junit.jupiter.api.Test;
import org.tests.model.basic.Customer;
import org.tests.model.basic.EBasicClob;
import org.tests.model.basic.PersistentFileContent;
import org.tests.model.basic.ResetBasicData;
import org.tests.model.rawsql.ERawSqlAggBean;
import javax.sql.DataSource;
import java.nio.charset.StandardCharsets;
import java.sql.*;
import java.util.ArrayList;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
public class TestRawSqlBuilder extends BaseTestCase {
@Test
public void testDeriveProperty() {
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName("item_total", "some_other")).isEqualTo("itemTotal");
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName(null, "some_other")).isEqualTo("someOther");
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName(null, "alias.some_other")).isEqualTo("someOther");
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName(null, "alias.someOther")).isEqualTo("someOther");
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName(null, "some")).isEqualTo("some");
assertThat(SpiRawSql.ColumnMapping.Column.derivePropertyName(null, "someOther")).isEqualTo("someOther");
}
private Sql getSql(String sqlStatement) {
RawSql r = RawSqlBuilder.parse(sqlStatement).create();
return ((SpiRawSql) r).getSql();
}
@Test
public void testSimple() {
Sql sql = getSql("select id from t_cust");
assertEquals("id", sql.getPreFrom());
assertEquals("from t_cust", sql.getPreWhere());
assertEquals("", sql.getPreHaving());
assertNull(sql.getOrderBy());
}
@Test
public void testWithNewLineCharacters() {
Sql sql = getSql("select\n id from\n o_customer");
assertEquals("id", sql.getPreFrom());
assertEquals("from o_customer", sql.getPreWhere());
assertEquals("", sql.getPreHaving());
assertNull(sql.getOrderBy());
ResetBasicData.reset();
RawSql rawSql = RawSqlBuilder.parse("select\n id from\n o_customer").create();
DB.find(Customer.class)
.setRawSql(rawSql)
.findList();
}
@Test
public void testWithWhere() {
Sql sql = getSql("select id from t_cust where id > ?");
assertEquals("id", sql.getPreFrom());
assertEquals("from t_cust where id > ?", sql.getPreWhere());
assertEquals("", sql.getPreHaving());
assertNull(sql.getOrderBy());
}
@Test
public void testWithOrder() {
Sql sql = getSql("select id from t_cust where id > ? order by id desc");
assertEquals("id", sql.getPreFrom());
assertEquals("from t_cust where id > ?", sql.getPreWhere());
assertEquals("", sql.getPreHaving());
assertEquals("order by", sql.getOrderByPrefix());
assertEquals("id desc", sql.getOrderBy());
sql = getSql("select id from t_cust order by id desc");
assertEquals("id", sql.getPreFrom());
assertEquals("from t_cust", sql.getPreWhere());
assertEquals("", sql.getPreHaving());
assertEquals("id desc", sql.getOrderBy());
sql = getSql("select id, sum(x) from t_cust where id > ? group by id order by id desc");
assertEquals("id, sum(x)", sql.getPreFrom());
assertEquals("from t_cust where id > ?", sql.getPreWhere());
assertEquals("group by id", sql.getPreHaving());
assertEquals("id desc", sql.getOrderBy());
}
@Test
public void testWithHaving() {
Sql sql = getSql("select id, sum(x) from t_cust where id > ? group by id having sum(x) > ? order by id desc");
assertEquals("id, sum(x)", sql.getPreFrom());
assertEquals("from t_cust where id > ?", sql.getPreWhere());
assertEquals("group by id having sum(x) > ?", sql.getPreHaving());
assertEquals("order by", sql.getOrderByPrefix());
assertEquals("id desc", sql.getOrderBy());
// no where
sql = getSql("select id, sum(x) from t_cust group by id having sum(x) > ? order by id desc");
assertEquals("id, sum(x)", sql.getPreFrom());
assertEquals("from t_cust", sql.getPreWhere());
assertEquals("group by id having sum(x) > ?", sql.getPreHaving());
assertEquals("order by", sql.getOrderByPrefix());
assertEquals("id desc", sql.getOrderBy());
// no where, no order by
sql = getSql("select id, sum(x) from t_cust group by id having sum(x) > ?");
assertEquals("id, sum(x)", sql.getPreFrom());
assertEquals("from t_cust", sql.getPreWhere());
assertEquals("group by id having sum(x) > ?", sql.getPreHaving());
assertNull(sql.getOrderBy());
assertEquals("order by", sql.getOrderByPrefix());
// no order by
sql = getSql("select id, sum(x) from t_cust where id > ? group by id having sum(x) > ?");
assertEquals("id, sum(x)", sql.getPreFrom());
assertEquals("from t_cust where id > ?", sql.getPreWhere());
assertEquals("group by id having sum(x) > ?", sql.getPreHaving());
assertNull(sql.getOrderBy());
assertEquals("order by", sql.getOrderByPrefix());
}
/**
* test support for order siblings by ... Oracle syntax.
*/
@Test
public void testWithOrderSiblingsByName() {
String s = "SELECT ID, DESCRIPTION, NAME, PARENT_ID FROM SOME_TABLE WHERE lower(NAME) like :name START WITH ID = :parentId CONNECT BY PRIOR ID = PARENT_ID order siblings by NAME";
Sql sql = getSql(s);
assertEquals("ID, DESCRIPTION, NAME, PARENT_ID", sql.getPreFrom());
assertEquals("order siblings by", sql.getOrderByPrefix());
assertEquals("NAME", sql.getOrderBy());
assertEquals("FROM SOME_TABLE WHERE lower(NAME) like :name START WITH ID = :parentId CONNECT BY PRIOR ID = PARENT_ID", sql.getPreWhere());
}
@Test
public void testWithAlias() {
String rs = "select o.id, o.status, c.id, c.name, " +
" d.id, d.order_qty, p.id, p.name " +
"from o_order o join o_customer c on c.id = o.kcustomer_id " +
"join o_order_detail d on d.order_id = o.id " +
"join o_product p on p.id = d.product_id " +
"where o.id <= :maxOrderId and p.id = :productId " +
"order by o.id, d.id asc";
SpiRawSql rawSql = (SpiRawSql) RawSqlBuilder.parse(rs)
.tableAliasMapping("c", "customer")
.tableAliasMapping("d", "details")
.tableAliasMapping("p", "details.product")
.create();
SpiRawSql.ColumnMapping columnMapping = rawSql.getColumnMapping();
assertEquals(0, columnMapping.getIndexPosition("id"));
assertEquals(1, columnMapping.getIndexPosition("status"));
assertEquals(2, columnMapping.getIndexPosition("customer.id"));
assertEquals(3, columnMapping.getIndexPosition("customer.name"));
assertEquals(4, columnMapping.getIndexPosition("details.id"));
assertEquals(5, columnMapping.getIndexPosition("details.orderQty"));
assertEquals(6, columnMapping.getIndexPosition("details.product.id"));
assertEquals(7, columnMapping.getIndexPosition("details.product.name"));
}
@Test
public void testWithCoalesceFunction() {
String rs = "select id, coalesce(status,'E') as status, " +
" budgets.amount as budget," +
" COALESCE(month_sums.sum,0.0) as transaction_sum, " +
" COALESCE(month_balances.balance,0.0) as balance, " +
" COALESCE(month_sums.end_date,date_trunc('month',budgets.month),month_balances.end_date) as data_month" +
" from o_order order by id asc";
RawSqlBuilder builder = RawSqlBuilder.parse(rs);
SpiRawSql rawSql = (SpiRawSql) builder.create();
SpiRawSql.ColumnMapping columnMapping = rawSql.getColumnMapping();
assertEquals(0, columnMapping.getIndexPosition("id"));
assertEquals(1, columnMapping.getIndexPosition("status"));
assertEquals(2, columnMapping.getIndexPosition("budget"));
assertEquals(3, columnMapping.getIndexPosition("transactionSum"));
assertEquals(4, columnMapping.getIndexPosition("balance"));
assertEquals(5, columnMapping.getIndexPosition("dataMonth"));
}
@Test
public void postgres_parse_withDateTruncCaseHaving() {
if (!isPostgres()) {
return;
}
ResetBasicData.reset();
String sql = "select DATE_TRUNC('DAY', d.order_date) as day," +
" count(*) as total," +
" sum(case when d.status = 0 then 2 else 3 end) as scheduled," +
" sum(case when d.status = 1 then 1 else 0 end) as completed" +
" from o_order d" +
" group by DATE_TRUNC('DAY', d.order_date)";
SpiRawSql rawSql = (SpiRawSql) RawSqlBuilder.parse(sql).create();
SpiRawSql.ColumnMapping columnMapping = rawSql.getColumnMapping();
assertEquals(0, columnMapping.getIndexPosition("day"));
assertEquals(1, columnMapping.getIndexPosition("total"));
assertEquals(2, columnMapping.getIndexPosition("scheduled"));
assertEquals(3, columnMapping.getIndexPosition("completed"));
Query<ERawSqlAggBean> query = DB.find(ERawSqlAggBean.class)
.setRawSql(rawSql)
.having().gt("total", 2)
.query();
query.findList();
String fullSql = query.getGeneratedSql();
assertThat(fullSql).contains(" having count(*) > ?");
}
@ForPlatform(Platform.H2)
@Test
public void findDuplicateColumnName() throws SQLException {
ResetBasicData.reset();
String sql = "select o.id, c.id, c.name " +
"from o_order o " +
"join o_customer c on o.kcustomer_id = c.id " +
"where c.id = ? and o.id > ?";
final DataSource dataSource = DB.getDefault().dataSource();
try (Connection connection = dataSource.getConnection()) {
try (PreparedStatement stmt = connection.prepareStatement(sql)) {
stmt.setLong(1, 1L);
stmt.setLong(2, 1L);
try (ResultSet resultSet = stmt.executeQuery()) {
while (resultSet.next()) {
final SqlRow row = RawSqlBuilder.sqlRow(resultSet, "true", false);
final Integer orderId = row.getInteger("id");
final Integer custId = row.getInteger("public.o_customer.id");
final String name = row.getString("name");
assertThat(orderId).isNotEqualTo(1);
assertThat(custId).isEqualTo(1);
assertThat(name).isNotNull();
}
}
}
}
}
@Test
public void testCLobClosedConnection() throws Exception {
final EBasicClob eBasicClob = new EBasicClob();
eBasicClob.setName("eBasicClob");
final String description = "This is the CLob description";
eBasicClob.setDescription(description);
DB.save(eBasicClob);
final String sql = "select description from ebasic_clob where id = ?";
List<SqlRow> rows = new ArrayList<>();
final DataSourceConfig config = ((DefaultServer) DB.getDefault()).config().getDataSourceConfig();
try (Connection connection = DriverManager.getConnection(config.getUrl(), config.getUsername(), config.getPassword());
PreparedStatement stmt = connection.prepareStatement(sql)) {
stmt.setLong(1, eBasicClob.getId());
try (ResultSet resultSet = stmt.executeQuery()) {
while (resultSet.next()) {
rows.add(RawSqlBuilder.sqlRow(resultSet, "true", false));
}
}
}
assertThat(rows).hasSize(1);
assertThat(rows.get(0).getString("description")).isEqualTo(description);
}
@Test
public void testBLobClosedConnection() throws Exception {
final PersistentFileContent pfc = new PersistentFileContent();
final byte[] bytes = "This is the blob as String".getBytes(StandardCharsets.UTF_8);
pfc.setContent(bytes);
DB.save(pfc);
List<SqlRow> rows = new ArrayList<>();
final DataSourceConfig config = ((DefaultServer) DB.getDefault()).config().getDataSourceConfig();
final String sql = "select content from persistent_file_content where id = ?";
try (Connection connection = DriverManager.getConnection(config.getUrl(), config.getUsername(), config.getPassword());
PreparedStatement stmt = connection.prepareStatement(sql)) {
stmt.setLong(1, pfc.getId());
try (ResultSet resultSet = stmt.executeQuery()) {
while (resultSet.next()) {
rows.add(RawSqlBuilder.sqlRow(resultSet, "true", false));
}
}
}
assertThat(rows).hasSize(1);
assertThat(rows.get(0).get("content")).isEqualTo(bytes);
}
}