JsonRepresentationTest_arrayIterator.java

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 *  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
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 *
 *        http://www.apache.org/licenses/LICENSE-2.0
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 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
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package org.apache.isis.viewer.restfulobjects.applib;

import java.io.IOException;
import java.util.Iterator;
import org.junit.Test;

import static org.apache.isis.viewer.restfulobjects.applib.JsonFixture.readJson;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;

public class JsonRepresentationTest_arrayIterator {

    private JsonRepresentation jsonRepresentation;

    @Test
    public void forJsonRepresentation() throws IOException {
        jsonRepresentation = new JsonRepresentation(readJson("list.json"));
        final Iterator<JsonRepresentation> arrayIterator = jsonRepresentation.arrayIterator(JsonRepresentation.class);
        assertThat(arrayIterator.hasNext(), is(true));
        assertThat(arrayIterator.next().getString("a"), is("a1"));
        assertThat(arrayIterator.hasNext(), is(true));
        assertThat(arrayIterator.next().getString("b"), is("b1"));
        assertThat(arrayIterator.hasNext(), is(false));
    }

    @Test
    public void forString() throws IOException {
        jsonRepresentation = new JsonRepresentation(readJson("listOfStrings.json"));
        final Iterator<String> arrayIterator = jsonRepresentation.arrayIterator(String.class);
        assertThat(arrayIterator.hasNext(), is(true));
        assertThat(arrayIterator.next(), is("a"));
        assertThat(arrayIterator.hasNext(), is(true));
        assertThat(arrayIterator.next(), is("b"));
        assertThat(arrayIterator.hasNext(), is(true));
        assertThat(arrayIterator.next(), is("c"));
        assertThat(arrayIterator.hasNext(), is(false));
    }

}