/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.isis.viewer.json.applib;
import static org.apache.isis.viewer.json.applib.JsonFixture.readJson;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
import java.io.IOException;
import org.codehaus.jackson.JsonParseException;
import org.codehaus.jackson.map.JsonMappingException;
import org.junit.Before;
import org.junit.Test;
import org.apache.isis.viewer.json.applib.links.LinkRepresentation;
public class JsonRepresentationTest_getLink_isLink {
private LinkRepresentation link;
private JsonRepresentation jsonRepresentation;
@Before
public void setUp() throws Exception {
link = new LinkRepresentation().withHref("http://foo/bar").withMethod(HttpMethod.GET);
jsonRepresentation = new JsonRepresentation(readJson("map.json"));
}
@Test
public void forLink_whenSimpleKey() throws JsonParseException, JsonMappingException, IOException {
link.withRel("someRel");
assertThat(jsonRepresentation.isLink("aLink"), is(true));
assertThat(jsonRepresentation.getLink("aLink"), is(link));
}
@Test
public void forLink_whenMultipartKey() throws JsonParseException, JsonMappingException, IOException {
link.withRel("someSubRel");
assertThat(jsonRepresentation.isLink("aSubMap.aLink"), is(true));
assertThat(jsonRepresentation.getLink("aSubMap.aLink"), is(link));
}
@Test
public void forNonExistent() throws JsonParseException, JsonMappingException, IOException {
assertThat(jsonRepresentation.isLink("doesNotExist"), is(false));
assertThat(jsonRepresentation.getLink("doesNotExist"), is(nullValue()));
}
@Test
public void forValue() throws JsonParseException, JsonMappingException, IOException {
assertThat(jsonRepresentation.isLink("anInt"), is(false));
try {
jsonRepresentation.getLink("anInt");
fail();
} catch (final IllegalArgumentException e) {
assertThat(e.getMessage(), is("'anInt' is a value that does not represent a link"));
}
}
@Test
public void forMap() throws JsonParseException, JsonMappingException, IOException {
assertThat(jsonRepresentation.isLink("aSubMap"), is(false));
try {
jsonRepresentation.getLink("aSubMap");
fail();
} catch (final IllegalArgumentException e) {
assertThat(e.getMessage(), is("'aSubMap' is a map that does not fully represent a link"));
}
}
@Test
public void forList() throws JsonParseException, JsonMappingException, IOException {
assertThat(jsonRepresentation.isLink("aSubList"), is(false));
try {
jsonRepresentation.getLink("aSubList");
fail();
} catch (final IllegalArgumentException e) {
assertThat(e.getMessage(), is("'aSubList' is an array that does not represent a link"));
}
}
}