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/*
* ============LICENSE_START====================================================
* org.onap.music.mdbc
* =============================================================================
* Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
* =============================================================================
* 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.
* ============LICENSE_END======================================================
*/
package org.onap.music.mdbc.mixins;
import static org.junit.Assert.*;
import java.sql.*;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Properties;
import java.util.Set;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.music.exceptions.MDBCServiceException;
import org.onap.music.mdbc.MdbcTestUtils;
import org.onap.music.mdbc.MdbcTestUtils.DBType;
import org.onap.music.mdbc.Range;
import org.onap.music.mdbc.TableInfo;
import org.onap.music.mdbc.tables.StagingTable;
public class PostgresMixinTest {
final private static String keyspace="metricmusictest";
final private static String mdbcServerName = "name";
static PostgresMixin mixin;
private static MusicMixin mi = null;
private static Connection conn;
@BeforeClass
public static void init() throws MDBCServiceException {
MdbcTestUtils.initCassandra();
mi=MdbcTestUtils.getMusicMixin();
try {
conn = MdbcTestUtils.getConnection(DBType.POSTGRES);
Properties info = new Properties();
mixin = new PostgresMixin(mi, null, conn, info);
} catch (SQLException e) {
e.printStackTrace();
fail();
}
}
@AfterClass
public static void close(){
//TODO: shutdown cassandra
mixin=null;
MdbcTestUtils.cleanDatabase(DBType.POSTGRES);
MdbcTestUtils.stopCassandra();
}
@Test
public void getMixinName() {
final String mixinName = mixin.getMixinName();
assertEquals(mixinName.toLowerCase(),"postgres");
}
@Test
public void getSQLTableSet() {
createTestTable();
final Set<String> sqlTableSet = mixin.getSQLTableSet();
assertEquals(1,sqlTableSet.size());
assertTrue(sqlTableSet.contains("testtable"));
}
@Test
public void getTableInfo() {
createTestTable();
final TableInfo tableInfo = mixin.getTableInfo("testtable");
assertNotNull(tableInfo);
assertEquals(3,tableInfo.columns.size());
int index=0;
for(String col: tableInfo.columns) {
switch(col.toLowerCase()){
case "ix":
assertTrue(tableInfo.iskey.get(index));
assertEquals(Types.INTEGER, tableInfo.coltype.get(index).intValue());
break;
case "test1":
assertFalse(tableInfo.iskey.get(index));
assertEquals(Types.CHAR, tableInfo.coltype.get(index).intValue());
break;
case "test2":
assertFalse(tableInfo.iskey.get(index));
assertEquals(Types.VARCHAR, tableInfo.coltype.get(index).intValue());
break;
default:
fail();
}
index++;
}
}
private void createTestTable() {
try {
final Statement statement = conn.createStatement();
statement.execute("CREATE TABLE IF NOT EXISTS testtable (IX SERIAL, test1 CHAR(1), test2 VARCHAR(255), PRIMARY KEY (IX));");
statement.close();
} catch (SQLException e) {
e.printStackTrace();
fail();
}
}
private void cleanTestTable() {
try {
final Statement statement = conn.createStatement();
statement.execute("DELETE FROM testtable;");
statement.close();
} catch (SQLException e) {
e.printStackTrace();
fail();
}
}
@Test
public void postStatementHook() {
createTestTable();
mixin.createSQLTriggers("testtable");
final String sqlOperation = "INSERT INTO testtable (test1,test2) VALUES ('u','test');";
Statement stm=null;
try {
stm = conn.createStatement();
} catch (SQLException e) {
e.printStackTrace();
fail();
}
mixin.preStatementHook(sqlOperation);
try {
stm.execute(sqlOperation);
} catch (SQLException e) {
e.printStackTrace();
fail();
}
StagingTable st=new StagingTable();
mixin.postStatementHook(sqlOperation,st);
mixin.preCommitHook();
assertFalse(st.isEmpty());
}
void checkEmptyTestTable(){
ResultSet resultSet = mixin.executeSQLRead("SELECT * FROM testtable;");
try {
assertFalse(resultSet.next());
} catch (SQLException e) {
e.printStackTrace();
fail();
}
}
void checkOneRowWithContents(String test1Val, String test2Val){
ResultSet resultSet = mixin.executeSQLRead("SELECT * FROM testtable;");
try {
assertTrue(resultSet.next());
assertEquals(test1Val, resultSet.getString("test1"));
assertEquals(test2Val, resultSet.getString("test2"));
assertFalse(resultSet.next());
}
catch(SQLException e){
e.printStackTrace();
fail();
}
}
@Test
public void applyTxDigest() {
createTestTable();
mixin.createSQLTriggers("testtable");
final String sqlOperation = "INSERT INTO testtable (test1,test2) VALUES ('u','test');";
Statement stm=null;
try {
stm = conn.createStatement();
} catch (SQLException e) {
e.printStackTrace();
fail();
}
mixin.preStatementHook(sqlOperation);
try {
stm.execute(sqlOperation);
} catch (SQLException e) {
e.printStackTrace();
fail();
}
StagingTable st=new StagingTable();
mixin.postStatementHook(sqlOperation,st);
mixin.preCommitHook();
assertFalse(st.isEmpty());
cleanTestTable();
checkEmptyTestTable();
Set<Range> ranges = new HashSet<>();
ranges.add(new Range("public.testtable"));
try {
mixin.applyTxDigest(st);
} catch (SQLException|MDBCServiceException e) {
e.printStackTrace();
fail();
}
checkOneRowWithContents("u","test");
}
}
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