为了在Assertj中使用Jackson JsonNode,需要使用“JsonNodeAssert”类来测试JsonNode对象。以下是示例代码:
import static org.assertj.core.api.Assertions.assertThat;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
public class JsonNodeTest {
@Test
public void testJsonNode() throws Exception {
ObjectMapper mapper = new ObjectMapper();
String json = "{\"name\":\"John\",\"age\":30,\"car\":null}";
JsonNode jsonNode = mapper.readTree(json);
assertThat(jsonNode).isNotNull();
assertThat(jsonNode).hasField("name");
assertThat(jsonNode).hasField("age");
assertThat(jsonNode).isNull();
}
}
在代码中,“JsonNodeAssert”类的方法“hasField”和“isNull”可用于测试JsonNode对象的字段和null值。