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/**
* Copyright (c) 2008, SnakeYAML
*
* 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.yaml.snakeyaml.issues.issue337;
import static junit.framework.TestCase.assertTrue;
import static org.junit.Assert.assertEquals;
import java.util.LinkedHashMap;
import java.util.Map;
import org.junit.Test;
import org.yaml.snakeyaml.LoaderOptions;
import org.yaml.snakeyaml.Util;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.constructor.DuplicateKeyException;
public class DuplicateKeyTest {
public static class MapProvider<K, V> {
private Map<K, V> map = new LinkedHashMap<K, V>();
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Map<K, V> getMap() {
return map;
}
public void setMap(Map<K, V> map) {
this.map = map;
}
@SuppressWarnings("rawtypes")
@Override
public boolean equals(Object obj) {
if (obj instanceof MapProvider) {
return map.equals(((MapProvider) obj).getMap());
} else {
return false;
}
}
@Override
public int hashCode() {
return map.hashCode();
}
}
// test guff
public static class FooEntry {
private String id;
private String url;
public FooEntry() {}
public FooEntry(String id, String url) {
this.id = id;
this.url = url;
}
public String getUrl() {
return this.url;
}
public void setUrl(String url) {
this.url = url;
}
public String getId() {
return this.id;
}
public void setId(String id) {
this.id = id;
}
}
@Test
public void defaultConfigurationNoErrorsWithDuplicates() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys.yaml");
Yaml yaml = new Yaml();
MapProvider<String, FooEntry> testdata = yaml.loadAs(input, MapProvider.class);
assertEquals("has-dup-keys", testdata.getName());
assertEquals(1, testdata.getMap().size());
assertEquals("daaf8911-36e4-4e92-86ea-eb77ac2c1e91", testdata.getMap().get("someitem").getId());
}
@Test
public void errorOnDuplicateKeys() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys.yaml");
LoaderOptions lc = new LoaderOptions();
lc.setAllowDuplicateKeys(false);
Yaml yaml = new Yaml(lc);
try {
yaml.loadAs(input, MapProvider.class);
} catch (DuplicateKeyException e) {
assertTrue(e.getMessage(), e.getMessage().contains("found duplicate key someitem"));
assertTrue(e.getMessage(), e.getMessage().contains("line 3, column 3"));
}
}
@Test
public void errorOnDuplicateKeysInJavaBeanProperty() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys-javabean-property.yaml");
LoaderOptions lc = new LoaderOptions();
lc.setAllowDuplicateKeys(false);
Yaml yaml = new Yaml(lc);
try {
MapProvider<String, FooEntry> testdata = yaml.loadAs(input, MapProvider.class);
assertEquals("has-dup-keys", testdata.getName());
} catch (DuplicateKeyException e) {
assertTrue(e.getMessage(), e.getMessage().contains("found duplicate key name"));
assertTrue(e.getMessage(), e.getMessage().contains("line 9, column 1"));
}
}
@Test
public void acceptDuplicateKeysInJavaBeanProperty() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys-javabean-property.yaml");
LoaderOptions lc = new LoaderOptions();
lc.setAllowDuplicateKeys(true);
Yaml yaml = new Yaml(lc);
MapProvider<String, FooEntry> testdata = yaml.loadAs(input, MapProvider.class);
assertEquals("has-dup-keys", testdata.getName());
}
@Test
public void defaultConfigUniqueKeysWorks() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys-no-dups.yaml");
Yaml yaml = new Yaml();
MapProvider<String, FooEntry> testdata = yaml.loadAs(input, MapProvider.class);
assertEquals("no-dups-test", testdata.getName());
assertEquals(3, testdata.getMap().size());
assertEquals("aead4b16-4b61-4eff-b241-6eff26eaa778",
testdata.getMap().get("someitem1").getId());
assertEquals("daaf8911-36e4-4e92-86ea-eb77ac2c1e91",
testdata.getMap().get("someitem3").getId());
}
@Test
public void noDuplicatesConfigMutablePostChange() {
String input = Util.getLocalResource("issues/issue337-duplicate-keys-no-dups.yaml");
LoaderOptions lc = new LoaderOptions();
lc.setAllowDuplicateKeys(false);
Yaml yaml = new Yaml(lc);
MapProvider<String, FooEntry> testdata = yaml.loadAs(input, MapProvider.class);
assertEquals("no-dups-test", testdata.getName());
assertEquals(3, testdata.getMap().size());
assertEquals("aead4b16-4b61-4eff-b241-6eff26eaa778",
testdata.getMap().get("someitem1").getId());
assertEquals("daaf8911-36e4-4e92-86ea-eb77ac2c1e91",
testdata.getMap().get("someitem3").getId());
testdata.getMap().put("someitem1", new FooEntry("AnotherEntry", "AnotherURL"));
}
}
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