/*
* Copyright 2013 Red Hat, Inc. and/or its affiliates.
*
* This file is part of lightblue.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.redhat.lightblue.query;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.redhat.lightblue.util.JsonUtils;
import com.redhat.lightblue.util.Path;
import org.junit.Test;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
/**
*
* @author lcestari
*/
public class SetExpressionTest {
@Test
public void testConstructors() {
List<FieldAndRValue> list = null;
FieldAndRValue fav = null;
SetExpression instance = null;
instance = new SetExpression(UpdateOperator._set, list);
assertEquals(UpdateOperator._set, instance.getOp());
assertEquals(list, instance.getFields());
instance = new SetExpression(UpdateOperator._add, list);
assertEquals(UpdateOperator._add, instance.getOp());
assertEquals(list, instance.getFields());
boolean error = false;
try {
instance = new SetExpression(UpdateOperator._foreach, list);
} catch (IllegalArgumentException e) {
error = true;
}
if (!error) {
fail("Expected IllegalArgumentException");
}
error = false;
instance = new SetExpression(UpdateOperator._set, fav);
assertEquals(UpdateOperator._set, instance.getOp());
assertEquals(Arrays.asList(fav), instance.getFields());
instance = new SetExpression(UpdateOperator._add, fav);
assertEquals(UpdateOperator._add, instance.getOp());
assertEquals(Arrays.asList(fav), instance.getFields());
try {
instance = new SetExpression(UpdateOperator._foreach, fav);
} catch (IllegalArgumentException e) {
error = true;
}
if (!error) {
fail("Expected IllegalArgumentException");
}
}
/**
* Test of toJson method, of class SetExpression.
*/
@Test
public void testToJson() {
List<FieldAndRValue> list = new ArrayList<>();
FieldAndRValue fav = new FieldAndRValue();
fav.setField(Path.EMPTY);
fav.setRValue(new RValueExpression(Path.EMPTY));
list.add(fav);
SetExpression instance = null;
instance = new SetExpression(UpdateOperator._set, list);
JsonNode result = instance.toJson();
assertEquals("{\"$set\":{\"\":{\"$valueof\":\"\"}}}", result.toString());
}
/**
* Test of fromJson method, of class SetExpression.
*/
@Test
public void testFromJson() throws IOException {
List<FieldAndRValue> list = new ArrayList<>();
FieldAndRValue fav = new FieldAndRValue();
fav.setField(Path.EMPTY);
fav.setRValue(new RValueExpression(Path.EMPTY));
list.add(fav);
SetExpression expResult = new SetExpression(UpdateOperator._set, list);
SetExpression result = SetExpression.fromJson((ObjectNode) JsonUtils.json("{\"$set\":{\"\":{\"$valueof\":\"\"}}}"));
assertEquals(expResult, result);
}
}