/
GraphQlAutoConfigurationTests.java
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/
GraphQlAutoConfigurationTests.java
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/*
* Copyright 2012-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.boot.autoconfigure.graphql;
import java.nio.charset.StandardCharsets;
import graphql.GraphQL;
import graphql.execution.instrumentation.ChainedInstrumentation;
import graphql.execution.instrumentation.Instrumentation;
import graphql.schema.GraphQLSchema;
import graphql.schema.idl.RuntimeWiring;
import graphql.schema.visibility.DefaultGraphqlFieldVisibility;
import graphql.schema.visibility.NoIntrospectionGraphqlFieldVisibility;
import org.assertj.core.api.InstanceOfAssertFactories;
import org.junit.jupiter.api.Test;
import org.springframework.aot.hint.RuntimeHints;
import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
import org.springframework.boot.autoconfigure.AutoConfigurations;
import org.springframework.boot.autoconfigure.graphql.GraphQlAutoConfiguration.GraphQlResourcesRuntimeHints;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ByteArrayResource;
import org.springframework.core.io.ClassPathResource;
import org.springframework.graphql.ExecutionGraphQlService;
import org.springframework.graphql.data.method.annotation.support.AnnotatedControllerConfigurer;
import org.springframework.graphql.execution.BatchLoaderRegistry;
import org.springframework.graphql.execution.DataFetcherExceptionResolver;
import org.springframework.graphql.execution.DataLoaderRegistrar;
import org.springframework.graphql.execution.GraphQlSource;
import org.springframework.graphql.execution.RuntimeWiringConfigurer;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
/**
* Tests for {@link GraphQlAutoConfiguration}.
*/
class GraphQlAutoConfigurationTests {
private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
.withConfiguration(AutoConfigurations.of(GraphQlAutoConfiguration.class));
@Test
void shouldContributeDefaultBeans() {
this.contextRunner.run((context) -> {
assertThat(context).hasSingleBean(GraphQlSource.class);
assertThat(context).hasSingleBean(BatchLoaderRegistry.class);
assertThat(context).hasSingleBean(ExecutionGraphQlService.class);
assertThat(context).hasSingleBean(AnnotatedControllerConfigurer.class);
});
}
@Test
void schemaShouldScanNestedFolders() {
this.contextRunner.run((context) -> {
assertThat(context).hasSingleBean(GraphQlSource.class);
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
GraphQLSchema schema = graphQlSource.schema();
assertThat(schema.getObjectType("Book")).isNotNull();
});
}
@Test
void shouldBackoffWhenSchemaFileIsMissing() {
this.contextRunner.withPropertyValues("spring.graphql.schema.locations:classpath:missing/")
.run((context) -> assertThat(context).hasNotFailed().doesNotHaveBean(GraphQlSource.class));
}
@Test
void shouldUseProgrammaticallyDefinedBuilder() {
this.contextRunner.withUserConfiguration(CustomGraphQlBuilderConfiguration.class).run((context) -> {
assertThat(context).hasBean("customGraphQlSourceBuilder");
assertThat(context).hasSingleBean(GraphQlSource.Builder.class);
});
}
@Test
void shouldScanLocationsWithCustomExtension() {
this.contextRunner.withPropertyValues("spring.graphql.schema.file-extensions:.graphqls,.custom")
.run((context) -> {
assertThat(context).hasSingleBean(GraphQlSource.class);
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
GraphQLSchema schema = graphQlSource.schema();
assertThat(schema.getObjectType("Book")).isNotNull();
assertThat(schema.getObjectType("Person")).isNotNull();
});
}
@Test
void shouldBackOffWithCustomGraphQlSource() {
this.contextRunner.withUserConfiguration(CustomGraphQlSourceConfiguration.class).run((context) -> {
assertThat(context).getBeanNames(GraphQlSource.class).containsOnly("customGraphQlSource");
assertThat(context).hasSingleBean(GraphQlProperties.class);
});
}
@Test
void shouldConfigureDataFetcherExceptionResolvers() {
this.contextRunner.withUserConfiguration(DataFetcherExceptionResolverConfiguration.class).run((context) -> {
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
GraphQL graphQL = graphQlSource.graphQl();
assertThat(graphQL.getQueryStrategy()).extracting("dataFetcherExceptionHandler")
.satisfies((exceptionHandler) -> assertThat(exceptionHandler.getClass().getName())
.endsWith("ExceptionResolversExceptionHandler"));
});
}
@Test
void shouldConfigureInstrumentation() {
this.contextRunner.withUserConfiguration(InstrumentationConfiguration.class).run((context) -> {
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
Instrumentation customInstrumentation = context.getBean("customInstrumentation", Instrumentation.class);
GraphQL graphQL = graphQlSource.graphQl();
assertThat(graphQL).extracting("instrumentation").isInstanceOf(ChainedInstrumentation.class)
.extracting("instrumentations", InstanceOfAssertFactories.iterable(Instrumentation.class))
.contains(customInstrumentation);
});
}
@Test
void shouldApplyRuntimeWiringConfigurers() {
this.contextRunner.withUserConfiguration(RuntimeWiringConfigurerConfiguration.class).run((context) -> {
RuntimeWiringConfigurerConfiguration.CustomRuntimeWiringConfigurer configurer = context
.getBean(RuntimeWiringConfigurerConfiguration.CustomRuntimeWiringConfigurer.class);
assertThat(configurer.applied).isTrue();
});
}
@Test
void shouldApplyGraphQlSourceBuilderCustomizer() {
this.contextRunner.withUserConfiguration(GraphQlSourceBuilderCustomizerConfiguration.class).run((context) -> {
GraphQlSourceBuilderCustomizerConfiguration.CustomGraphQlSourceBuilderCustomizer customizer = context
.getBean(GraphQlSourceBuilderCustomizerConfiguration.CustomGraphQlSourceBuilderCustomizer.class);
assertThat(customizer.applied).isTrue();
});
}
@Test
void fieldIntrospectionShouldBeEnabledByDefault() {
this.contextRunner.run((context) -> {
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
GraphQLSchema schema = graphQlSource.schema();
assertThat(schema.getCodeRegistry().getFieldVisibility()).isInstanceOf(DefaultGraphqlFieldVisibility.class);
});
}
@Test
void shouldDisableFieldIntrospection() {
this.contextRunner.withPropertyValues("spring.graphql.schema.introspection.enabled:false").run((context) -> {
GraphQlSource graphQlSource = context.getBean(GraphQlSource.class);
GraphQLSchema schema = graphQlSource.schema();
assertThat(schema.getCodeRegistry().getFieldVisibility())
.isInstanceOf(NoIntrospectionGraphqlFieldVisibility.class);
});
}
@Test
void shouldConfigureCustomBatchLoaderRegistry() {
this.contextRunner
.withBean("customBatchLoaderRegistry", BatchLoaderRegistry.class, () -> mock(BatchLoaderRegistry.class))
.run((context) -> {
assertThat(context).hasSingleBean(BatchLoaderRegistry.class);
assertThat(context.getBean("customBatchLoaderRegistry"))
.isSameAs(context.getBean(BatchLoaderRegistry.class));
assertThat(context.getBean(ExecutionGraphQlService.class))
.extracting("dataLoaderRegistrars",
InstanceOfAssertFactories.list(DataLoaderRegistrar.class))
.containsOnly(context.getBean(BatchLoaderRegistry.class));
});
}
@Test
void shouldRegisterHints() {
RuntimeHints hints = new RuntimeHints();
new GraphQlResourcesRuntimeHints().registerHints(hints, getClass().getClassLoader());
assertThat(RuntimeHintsPredicates.resource().forResource("graphql/sample/schema.gqls")).accepts(hints);
assertThat(RuntimeHintsPredicates.resource().forResource("graphql/other.graphqls")).accepts(hints);
}
@Configuration(proxyBeanMethods = false)
static class CustomGraphQlBuilderConfiguration {
@Bean
GraphQlSource.SchemaResourceBuilder customGraphQlSourceBuilder() {
return GraphQlSource.schemaResourceBuilder().schemaResources(
new ClassPathResource("graphql/schema.graphqls"),
new ClassPathResource("graphql/types/book.graphqls"));
}
}
@Configuration(proxyBeanMethods = false)
static class CustomGraphQlSourceConfiguration {
@Bean
GraphQlSource customGraphQlSource() {
ByteArrayResource schemaResource = new ByteArrayResource(
"type Query { greeting: String }".getBytes(StandardCharsets.UTF_8));
return GraphQlSource.schemaResourceBuilder().schemaResources(schemaResource).build();
}
}
@Configuration(proxyBeanMethods = false)
static class DataFetcherExceptionResolverConfiguration {
@Bean
DataFetcherExceptionResolver customDataFetcherExceptionResolver() {
return mock(DataFetcherExceptionResolver.class);
}
}
@Configuration(proxyBeanMethods = false)
static class InstrumentationConfiguration {
@Bean
Instrumentation customInstrumentation() {
return mock(Instrumentation.class);
}
}
@Configuration(proxyBeanMethods = false)
static class RuntimeWiringConfigurerConfiguration {
@Bean
CustomRuntimeWiringConfigurer customRuntimeWiringConfigurer() {
return new CustomRuntimeWiringConfigurer();
}
public static class CustomRuntimeWiringConfigurer implements RuntimeWiringConfigurer {
public boolean applied = false;
@Override
public void configure(RuntimeWiring.Builder builder) {
this.applied = true;
}
}
}
static class GraphQlSourceBuilderCustomizerConfiguration {
@Bean
CustomGraphQlSourceBuilderCustomizer customGraphQlSourceBuilderCustomizer() {
return new CustomGraphQlSourceBuilderCustomizer();
}
public static class CustomGraphQlSourceBuilderCustomizer implements GraphQlSourceBuilderCustomizer {
public boolean applied = false;
@Override
public void customize(GraphQlSource.SchemaResourceBuilder builder) {
this.applied = true;
}
}
}
}