@Test
public void testBuildSpecValidSpec(TestContext context) throws JoltSpecException {

    String specValid = "[\n" +
            "  {\n" +
            "    \"operation\": \"shift\",\n" +
            "    \"spec\": {\n" +
            "      \"@\": \"\"\n" +
            "    }\n" +
            "  }\n" +
            "]";
    JoltSpec joltSpec = JoltSpecBuilder.buildSpec(specValid);
    context.assertNotNull(joltSpec);
    context.assertNotNull(joltSpec.getChainr());
}