@@ -0,0 +1,888 @@
+package org.ccci.gto.android.common.jsonapi;%0A%0Aimport android.support.annotation.NonNull;%0A%0Aimport org.ccci.gto.android.common.jsonapi.JsonApiConverter.Fields;%0Aimport org.junit.Test;%0A%0Aimport java.util.Arrays;%0A%0Aimport static org.junit.Assert.assertFalse;%0Aimport static org.junit.Assert.assertTrue;%0A%0Apublic class FieldsTest %7B%0A    @Test%0A    public void verifyFieldsAll() throws Exception %7B%0A        final Fields fields = new Fields(null);%0A        assertTrue(fields.include(%22asdfjk%22));%0A        assertTrue(fields.include(%22wije%22));%0A    %7D%0A%0A    @Test%0A    public void verifyFields() throws Exception %7B%0A        final Fields fields = fields(%22a%22, %22b%22);%0A        assertTrue(fields.include(%22a%22));%0A        assertTrue(fields.include(%22b%22));%0A        assertFalse(fields.include(%22c%22));%0A    %7D%0A%0A    private Fields fields(@NonNull final String... fields) %7B%0A        return new Fields(Arrays.asList(fields));%0A    %7D%0A%7D%0A

create some simple Fields tests