/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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*/
package org.teiid.systemmodel;
import static org.junit.Assert.*;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.teiid.core.util.UnitTestUtil;
import org.teiid.jdbc.FakeServer;
@SuppressWarnings("nls")
public class TestStats {
static Connection connection;
static final String VDB = "PartsSupplier";
@BeforeClass public static void setUp() throws Exception {
FakeServer server = new FakeServer();
server.deployVDB(VDB, UnitTestUtil.getTestDataPath() + "/PartsSupplier.vdb");
connection = server.createConnection("jdbc:teiid:" + VDB); //$NON-NLS-1$ //$NON-NLS-2$
}
@AfterClass public static void tearDown() throws SQLException {
connection.close();
}
@Test public void testSetTableStats() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("select cardinality from tables where name = 'PARTSSUPPLIER.PARTS'");
rs.next();
assertEquals(16, rs.getInt(1));
s.execute("call setTableStats(tableName=>'partssupplier.partssupplier.parts', cardinality=>32)");
rs = s.executeQuery("select cardinality from tables where name = 'PARTSSUPPLIER.PARTS'");
rs.next();
assertEquals(32, rs.getInt(1));
}
@Test public void testSetColumnStats() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("select MinRange, MaxRange, DistinctCount, NullCount from columns where name = 'PART_ID'");
rs.next();
assertEquals(null, rs.getString(1));
assertEquals(null, rs.getString(2));
assertEquals(-1, rs.getInt(3));
assertEquals(-1, rs.getInt(4));
s.execute("call setColumnStats(tableName=>'partssupplier.partssupplier.parts', columnName=>'PART_ID', max=>32, nullcount=>0)");
rs = s.executeQuery("select MinRange, MaxRange, DistinctCount, NullCount from columns where name = 'PART_ID'");
rs.next();
assertEquals(null, rs.getString(1));
assertEquals("32", rs.getString(2));
assertEquals(-1, rs.getInt(3));
assertEquals(0, rs.getInt(4));
}
@Test(expected=SQLException.class) public void testSetColumnStatsInvalidColumn() throws Exception {
Statement s = connection.createStatement();
s.execute("call setColumnStats(tableName=>'partssupplier.partssupplier.parts', columnName=>'foo', max=>32, nullcount=>0)");
}
}