Examples with DataFetcherExceptionResolver org.springframework.graphql.execution.DataFetcherExceptionResolver used on opensource projects

Example 1 with DataFetcherExceptionResolver

use of org.springframework.graphql.execution.DataFetcherExceptionResolver in project spring-graphql by spring-projects.

the class WebGraphQlHandlerTests method reactorContextPropagationToExceptionResolver.

@Test
void reactorContextPropagationToExceptionResolver() {
    DataFetcherExceptionResolver exceptionResolver = (ex, env) -> Mono.deferContextual((view) -> Mono.just(Collections.singletonList(GraphqlErrorBuilder.newError(env).message("Resolved error: " + ex.getMessage() + ", name=" + view.get("name")).errorType(ErrorType.BAD_REQUEST).build())));
    Mono<WebOutput> outputMono = this.graphQlSetup.queryFetcher("greeting", this.errorDataFetcher).exceptionResolver(exceptionResolver).toWebGraphQlHandler().handleRequest(webInput).contextWrite((cxt) -> cxt.put("name", "007"));
    GraphQlResponse response = GraphQlResponse.from(outputMono);
    assertThat(response.errorCount()).isEqualTo(1);
    assertThat(response.error(0).message()).isEqualTo("Resolved error: Invalid greeting, name=007");
    String greeting = response.rawValue("greeting");
    assertThat(greeting).isNull();
}