/*
* Copyright 2002-2016 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.integration.jpa.support.parametersource;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.junit.Test;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.integration.jpa.support.JpaParameter;
/**
*
* @author Gunnar Hillert
* @since 2.2
*
*/
public class ExpressionEvaluatingParameterSourceFactoryTests {
private final ExpressionEvaluatingParameterSourceFactory factory =
new ExpressionEvaluatingParameterSourceFactory(mock(BeanFactory.class));
@Test
public void testSetStaticParameters() {
factory.setParameters(Collections.singletonList(new JpaParameter("foo", "bar", null)));
ParameterSource source = factory.createParameterSource(null);
assertTrue(source.hasValue("foo"));
assertEquals("bar", source.getValue("foo"));
}
@Test
public void testMapInput() {
ParameterSource source = factory.createParameterSource(Collections.singletonMap("foo", "bar"));
assertTrue(source.hasValue("foo"));
assertEquals("bar", source.getValue("foo"));
}
@Test
public void testListOfMapsInput() {
@SuppressWarnings("unchecked")
ParameterSource source = factory.createParameterSource(Arrays.asList(Collections.singletonMap("foo", "bar"),
Collections.singletonMap("foo", "bucket")));
String expression = "foo";
assertTrue(source.hasValue(expression));
assertEquals("[bar, bucket]", source.getValue(expression).toString());
}
@Test
public void testMapInputWithExpression() {
ParameterSource source = factory.createParameterSource(Collections.singletonMap("foo", "bar"));
// This is an illegal parameter name in Spring JDBC so we'd never get this as input
assertTrue(source.hasValue("foo.toUpperCase()"));
assertEquals("BAR", source.getValue("foo.toUpperCase()"));
}
@Test
public void testMapInputWithMappedExpression() {
factory.setParameters(Collections.singletonList(new JpaParameter("spam", null, "foo.toUpperCase()")));
ParameterSource source = factory.createParameterSource(Collections.singletonMap("foo", "bar"));
assertTrue(source.hasValue("spam"));
assertEquals("BAR", source.getValue("spam"));
}
@Test
public void testMapInputWithMappedExpressionResolveStatic() {
List<JpaParameter> parameters = new ArrayList<JpaParameter>();
parameters.add(new JpaParameter("spam", null, "#staticParameters['foo'].toUpperCase()"));
parameters.add(new JpaParameter("foo", "bar", null));
factory.setParameters(parameters);
ParameterSource source = factory.createParameterSource(Collections.singletonMap("crap", "bucket"));
assertTrue(source.hasValue("spam"));
assertEquals("BAR", source.getValue("spam"));
}
@Test
public void testListOfMapsInputWithExpression() {
factory.setParameters(Collections.singletonList(new JpaParameter("spam", null, "foo.toUpperCase()")));
@SuppressWarnings("unchecked")
ParameterSource source = factory.createParameterSource(Arrays.asList(Collections.singletonMap("foo", "bar"),
Collections.singletonMap("foo", "bucket")));
String expression = "spam";
assertTrue(source.hasValue(expression));
assertEquals("[BAR, BUCKET]", source.getValue(expression).toString());
}
@Test
public void testPositionalStaticParameters() {
List<JpaParameter> parameters = new ArrayList<JpaParameter>();
parameters.add(new JpaParameter("foo", null));
parameters.add(new JpaParameter("bar", null));
factory.setParameters(parameters);
PositionSupportingParameterSource source = factory.createParameterSource("not important");
String position0 = (String) source.getValueByPosition(0);
String position1 = (String) source.getValueByPosition(1);
assertEquals("foo", position0);
assertEquals("bar", position1);
}
@Test
public void testPositionalExpressionParameters() {
List<JpaParameter> parameters = new ArrayList<JpaParameter>();
parameters.add(new JpaParameter(null, "#root.toUpperCase()"));
parameters.add(new JpaParameter("bar", null));
factory.setParameters(parameters);
PositionSupportingParameterSource source = factory.createParameterSource("very important");
String position0 = (String) source.getValueByPosition(0);
String position1 = (String) source.getValueByPosition(1);
assertEquals("VERY IMPORTANT", position0);
assertEquals("bar", position1);
}
@Test
public void testPositionalExpressionParameters2() {
List<JpaParameter> parameters = new ArrayList<JpaParameter>();
parameters.add(new JpaParameter("bar", null));
parameters.add(new JpaParameter(null, "#root.toUpperCase()"));
factory.setParameters(parameters);
PositionSupportingParameterSource source = factory.createParameterSource("very important");
String position0 = (String) source.getValueByPosition(0);
String position1 = (String) source.getValueByPosition(1);
assertEquals("VERY IMPORTANT", position1);
assertEquals("bar", position0);
}
}