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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2020 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.common.utils.coder;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import com.worldturner.medeia.api.ValidationFailedException;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.junit.Before;
import org.junit.Test;
public class StandardValCoderTest {
private String jsonSchema;
private String validJson;
private String missingReqJson;
private String badRegexJson;
@Data
@NoArgsConstructor
public static class ValOuter {
@Data
@NoArgsConstructor
public static class ValInner {
public String subItemString;
public Integer subItemInteger;
}
public String aaString;
public int anInteger;
public boolean aaBoolean;
public List<ValInner> aaCollection;
}
@Before
public void testSetUp() throws Exception {
jsonSchema = getJson("src/test/resources/org/onap/policy/common/utils/coder/test.schema.json");
validJson = getJson("src/test/resources/org/onap/policy/common/utils/coder/valid.json");
missingReqJson = getJson("src/test/resources/org/onap/policy/common/utils/coder/missing-required.json");
badRegexJson = getJson("src/test/resources/org/onap/policy/common/utils/coder/bad-regex.json");
}
@Test
public void testDecode() throws CoderException {
StandardValCoder valCoder = new StandardValCoder(jsonSchema, "test-schema");
ValOuter valOuter = valCoder.decode(validJson, ValOuter.class);
assertValidJson(valOuter);
StringReader reader = new StringReader(validJson);
valOuter = valCoder.decode(reader, ValOuter.class);
assertValidJson(valOuter);
try {
valCoder.decode(missingReqJson, ValOuter.class);
fail("missing required field should have been flagged by the schema validation");
} catch (CoderException e) {
assertEquals("required", ((ValidationFailedException) e.getCause()).getFailures().get(0).getRule());
assertEquals("aaCollection",
((ValidationFailedException) e.getCause()).getFailures().get(0).getProperty());
assertEquals("Required property aaCollection is missing from object",
((ValidationFailedException) e.getCause()).getFailures().get(0).getMessage());
}
try {
valCoder.decode(badRegexJson, ValOuter.class);
fail("bad regex should have been flagged by the schema validation");
} catch (CoderException e) {
assertEquals("properties", ((ValidationFailedException) e.getCause()).getFailures().get(0).getRule());
assertEquals("aaString",
((ValidationFailedException) e.getCause()).getFailures().get(0).getProperty());
assertEquals("Property validation failed",
((ValidationFailedException) e.getCause()).getFailures().get(0).getMessage());
assertEquals("pattern",
((ValidationFailedException) e.getCause()).getFailures()
.get(0).getDetails().iterator().next().getRule());
assertEquals("Pattern ^([a-z]*)$ is not contained in text",
((ValidationFailedException) e.getCause()).getFailures()
.get(0).getDetails().iterator().next().getMessage());
}
}
@Test
public void testEncode() throws CoderException {
StandardValCoder valCoder = new StandardValCoder(jsonSchema, "test-schema");
ValOuter valOuter = valCoder.decode(validJson, ValOuter.class);
String valOuterJson = valCoder.encode(valOuter);
assertEquals(valOuter, valCoder.decode(valOuterJson, ValOuter.class));
assertValidJson(valOuter);
StringWriter writer = new StringWriter();
valCoder.encode(writer, valOuter);
assertEquals(valOuterJson, writer.toString());
// test exception case with an empty object
assertThatThrownBy(() -> valCoder.encode(new ValOuter())).isInstanceOf(CoderException.class);
}
@Test
public void testPretty() throws CoderException {
StandardValCoder valCoder = new StandardValCoder(jsonSchema, "test-schema");
ValOuter valOuter = valCoder.decode(validJson, ValOuter.class);
String valOuterJson = valCoder.encode(valOuter);
assertEquals(valOuterJson, valCoder.encode(valOuter, false));
String prettyValOuterJson = valCoder.encode(valOuter, true);
assertNotEquals(valOuterJson, prettyValOuterJson);
assertEquals(valOuter, valCoder.decode(prettyValOuterJson, ValOuter.class));
// test exception cases with an empty object
assertThatThrownBy(() -> valCoder.encode(new ValOuter(), false)).isInstanceOf(CoderException.class);
assertThatThrownBy(() -> valCoder.encode(new ValOuter(), true)).isInstanceOf(CoderException.class);
}
@Test
public void testConformance() {
StandardValCoder valCoder = new StandardValCoder(jsonSchema, "test-schema");
assertTrue(valCoder.isConformant(validJson));
assertFalse(valCoder.isConformant(missingReqJson));
assertFalse(valCoder.isConformant(badRegexJson));
}
private void assertValidJson(ValOuter valOuter) {
assertEquals("abcd", valOuter.getAaString());
assertEquals(90, valOuter.getAnInteger());
assertTrue(valOuter.isAaBoolean());
assertEquals("defg", valOuter.getAaCollection().get(0).getSubItemString());
assertEquals(Integer.valueOf(1200), valOuter.getAaCollection().get(0).getSubItemInteger());
}
private String getJson(String filePath) throws IOException {
return new String(Files.readAllBytes(Paths.get(filePath)));
}
}
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