/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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package org.apache.empire.db.codegen;
import static org.apache.empire.data.DataType.DECIMAL;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import java.util.List;
import org.apache.empire.db.DBColumn;
import org.apache.empire.db.DBDatabase;
import org.apache.empire.db.DBRelation;
import org.apache.empire.db.DBTable;
import org.apache.empire.db.DBRelation.DBReference;
import org.junit.Before;
import org.junit.Test;
public class CodeGenParserTest {
private transient CodeGenParser parser;
@Before
public void setUp() throws Exception {
final CodeGenConfig config = new CodeGenConfig();
config.init("src/test/resources/testconfig.xml");
config.setDbSchema("PUBLIC");
config.setDbTablePattern("DEPARTMENTS,EMPLOYEES,ORGANIZATIONS");
parser = new CodeGenParser(config);
}
@Test
public void testLoadDbModel() {
final DBDatabase db = parser.loadDbModel();
final DBTable departments = db.getTable("DEPARTMENTS");
final DBTable employees = db.getTable("EMPLOYEES");
assertNotNull("Expected DEPARTMENTS table.", departments);
assertNotNull("Expected EMPLOYEES table.", employees);
final List<DBRelation> relations = db.getRelations();
assertEquals("Should have two relations.", 2, relations.size());
final DBRelation dbRelation = relations.get(1);
assertEquals("EMPLOYEES_DEPARTMENT_I_FK", dbRelation.getName());
final DBReference[] references = dbRelation.getReferences();
assertEquals("Should reference one column.", 1, references.length);
final DBReference dbReference = references[0];
assertEquals(dbReference.getSourceColumn(), employees.getColumn("DEPARTMENT_ID"));
assertEquals(dbReference.getTargetColumn(), departments.getColumn("DEPARTMENT_ID"));
final DBColumn salary = employees.getColumn("SALARY");
assertThat(salary.getDataType(), is(DECIMAL));
assertThat(salary.getSize(), is(121.212));
}
}