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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2017-2019 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.policy.drools.protocol.coders;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class JsonProtocolFilterTest {
private static final String JSON =
"{\"requestID\":\"38adde30-cc22-11e8-a8d5-f2801f1b9fd1\",\"entity\":\"controller\","
+ "\"controllers\":[{\"name\":\"test-controller\","
+ "\"drools\":{\"groupId\":\"org.onap.policy.drools.test\","
+ "\"artifactId\":\"test\",\"version\":\"0.0.1\"},\"operation\":\"update\"}]}";
/**
* Tests getting the rule expression of the filter.
*/
@Test
public void getRuleTest() {
assertEquals("$.test", new JsonProtocolFilter("$.test").getRule());
}
/**
* Tests setting the rule expression of the filter.
*/
@Test
public void setRuleTest() {
JsonProtocolFilter filter = new JsonProtocolFilter();
assertEquals(JsonProtocolFilter.MATCH_ANY, filter.getRule());
filter.setRule("$.test");
assertEquals("$.test", filter.getRule());
}
/**
* Tests that the rule expression will be set to match anything if an empty string is passed.
*/
@Test
public void setRuleEmptyTest() {
assertEquals(JsonProtocolFilter.MATCH_ANY, new JsonProtocolFilter("").getRule());
}
/**
* Tests that the rule expression will be set to match anything if a null string is passed.
*/
@Test
public void setRuleNullTest() {
assertEquals(JsonProtocolFilter.MATCH_ANY, new JsonProtocolFilter(null).getRule());
}
/**
* Tests accepting a message if all filter rules pass.
*/
@Test
public void acceptPassTest() {
assertTrue(new JsonProtocolFilter(
"$.controllers[?(@.drools.version =~ /\\d\\.\\d\\.\\d/ && @.operation == 'update')]")
.accept(JSON));
}
/**
* Tests accepting a message without having to filter if the rule is set to match anything.
*/
@Test
public void acceptAnyTest() {
assertTrue(new JsonProtocolFilter(null).accept(JSON));
}
/**
* Tests rejecting a message if one or more of the filter rules fail.
*/
@Test
public void acceptFailTest() {
assertFalse(
new JsonProtocolFilter("$.controllers[?(@.drools.version =~ /\\\\d\\\\.\\\\d\\\\.2/)]")
.accept(JSON));
}
/**
* Tests finding field matches for a filter rule corresponding to a topic.
*/
@Test
public void filterPassTest() {
assertEquals("38adde30-cc22-11e8-a8d5-f2801f1b9fd1", new JsonProtocolFilter("$.requestID").filter(JSON).get(0));
}
/**
* Tests that an empty list is returned when no matches are found.
*/
@Test
public void filterFailTest() {
assertTrue(new JsonProtocolFilter("$.test").filter(JSON).isEmpty());
}
/**
* Tests static method for filtering a JSON string with an arbitrary expression.
*/
@Test
public void staticFilterPassTest() {
assertEquals("controller", JsonProtocolFilter.filter(JSON, "$.entity").get(0));
}
/**
* Tests that an empty list is returned when the static filter() method does not find any matches.
*/
@Test
public void staticFilterFailTest() {
assertTrue(JsonProtocolFilter.filter(JSON, "$.test").isEmpty());
}
/**
* Tests that an exception is thrown if a null JSON string is passed.
*/
@Test(expected = IllegalArgumentException.class)
public void staticFilterNullJsonTest() {
JsonProtocolFilter.filter(null, "[?($ =~ /.*/");
}
/**
* Tests that an exception is thrown if an empty JSON string is passed.
*/
@Test(expected = IllegalArgumentException.class)
public void staticFilterEmptyJsonTest() {
JsonProtocolFilter.filter("", "[?($ =~ /.*/");
}
/**
* Tests that an exception is thrown if a null expression string is passed.
*/
@Test(expected = IllegalArgumentException.class)
public void staticFilterNullExpressionTest() {
JsonProtocolFilter.filter("{\"hello\":\"world\"}", null);
}
/**
* Tests that an exception is thrown if an empty expression string is passed.
*/
@Test(expected = IllegalArgumentException.class)
public void staticFilterEmptyExpressionTest() {
JsonProtocolFilter.filter("{\"hello\":\"world\"}", "");
}
}
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