src/test/java/com/fasterxml/jackson/core/TestJsonFactory.java

package com.fasterxml.jackson.core;

import com.fasterxml.jackson.test.BaseTest;

public class TestJsonFactory extends BaseTest
{
    // #72
    public void testCopy() throws Exception
    {
        JsonFactory jf = new JsonFactory();
        // first, verify defaults
        assertTrue(jf.isEnabled(JsonFactory.Feature.INTERN_FIELD_NAMES));
        assertFalse(jf.isEnabled(JsonParser.Feature.ALLOW_COMMENTS));
        assertFalse(jf.isEnabled(JsonGenerator.Feature.ESCAPE_NON_ASCII));
        jf.disable(JsonFactory.Feature.INTERN_FIELD_NAMES);
        jf.enable(JsonParser.Feature.ALLOW_COMMENTS);
        jf.enable(JsonGenerator.Feature.ESCAPE_NON_ASCII);
        // then change, verify that changes "stick"
        assertFalse(jf.isEnabled(JsonFactory.Feature.INTERN_FIELD_NAMES));
        assertTrue(jf.isEnabled(JsonParser.Feature.ALLOW_COMMENTS));
        assertTrue(jf.isEnabled(JsonGenerator.Feature.ESCAPE_NON_ASCII));

        JsonFactory jf2 = jf.copy();
        assertFalse(jf2.isEnabled(JsonFactory.Feature.INTERN_FIELD_NAMES));
        assertTrue(jf.isEnabled(JsonParser.Feature.ALLOW_COMMENTS));
        assertTrue(jf.isEnabled(JsonGenerator.Feature.ESCAPE_NON_ASCII));
    }
}