Add support for different handler->function mappings in Azure
This commit is contained in:
Dave Syer
@@ -0,0 +1,220 @@
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/*
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* Copyright 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.function.adapter.azure;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.List;
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import java.util.function.Function;
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import java.util.stream.Collectors;
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import org.junit.After;
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import org.junit.Test;
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import static org.assertj.core.api.Assertions.assertThat;
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import reactor.core.publisher.Flux;
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/**
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* @author Dave Syer
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*
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*/
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public class AzureSpringBootRequestHandlerTests {
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private AzureSpringBootRequestHandler<?, ?> handler = null;
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<I, O> AzureSpringBootRequestHandler<I, O> handler(Class<?> config) {
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AzureSpringBootRequestHandler<I, O> handler = new AzureSpringBootRequestHandler<I, O>(
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config);
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this.handler = handler;
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return handler;
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}
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@Test
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public void bareConfig() {
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AzureSpringBootRequestHandler<Foo, Bar> handler = handler(BareConfig.class);
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Bar bar = handler.handleRequest(new Foo("bar"),
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new TestExecutionContext("uppercase"));
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assertThat(bar.getValue()).isEqualTo("BAR");
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}
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@Test
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public void autoConfig() {
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AzureSpringBootRequestHandler<Foo, Bar> handler = handler(AutoConfig.class);
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Bar bar = handler.handleRequest(new Foo("bar"),
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new TestExecutionContext("uppercase"));
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assertThat(bar.getValue()).isEqualTo("BAR");
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}
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@Test
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public void multiConfig() {
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AzureSpringBootRequestHandler<Foo, Bar> handler = handler(MultiConfig.class);
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Bar bar = handler.handleRequest(new Foo("bar"),
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new TestExecutionContext("uppercase"));
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assertThat(bar.getValue()).isEqualTo("BAR");
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}
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@Test
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public void implicitListConfig() {
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AzureSpringBootRequestHandler<List<Foo>, List<Bar>> handler = handler(
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AutoConfig.class);
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List<Bar> bar = handler.handleRequest(Arrays.asList(new Foo("bar")),
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new TestExecutionContext("uppercase"));
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assertThat(bar).hasSize(1);
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assertThat(bar.get(0).getValue()).isEqualTo("BAR");
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}
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@Test
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public void listToListConfig() {
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AzureSpringBootRequestHandler<List<Foo>, List<Bar>> handler = handler(
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ListConfig.class);
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List<Bar> bar = handler.handleRequest(
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Arrays.asList(new Foo("bar"), new Foo("baz")),
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new TestExecutionContext("uppercase"));
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assertThat(bar).hasSize(2);
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assertThat(bar.get(0).getValue()).isEqualTo("BAR");
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}
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@Test
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public void listToListSingleConfig() {
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AzureSpringBootRequestHandler<List<Foo>, List<Bar>> handler = handler(
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ListConfig.class);
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List<Bar> bar = handler.handleRequest(Arrays.asList(new Foo("bar")),
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new TestExecutionContext("uppercase"));
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assertThat(bar).hasSize(1);
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assertThat(bar.get(0).getValue()).isEqualTo("BAR");
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}
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@Test
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public void collectConfig() {
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AzureSpringBootRequestHandler<List<Foo>, Bar> handler = handler(CollectConfig.class);
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Bar bar = handler.handleRequest(Arrays.asList(new Foo("bar")),
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new TestExecutionContext("uppercase"));
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assertThat(bar.getValue()).isEqualTo("BAR");
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}
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@After
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public void close() throws IOException {
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if (handler != null)
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handler.close();
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}
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@Configuration
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protected static class BareConfig {
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@Bean
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public Function<Flux<Foo>, Flux<Bar>> function() {
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return foos -> foos.map(foo -> new Bar(foo.getValue().toUpperCase()));
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}
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}
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@Configuration
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@EnableAutoConfiguration
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protected static class AutoConfig {
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@Bean
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public Function<Foo, Bar> uppercase() {
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return foo -> new Bar(foo.getValue().toUpperCase());
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}
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}
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@Configuration
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@EnableAutoConfiguration
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protected static class ListConfig {
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@Bean
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public Function<List<Foo>, List<Bar>> uppercase() {
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return foos -> foos.stream().map(foo -> new Bar(foo.getValue().toUpperCase()))
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.collect(Collectors.toList());
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}
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}
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@Configuration
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@EnableAutoConfiguration
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protected static class CollectConfig {
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@Bean
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public Function<List<Foo>, Bar> uppercase() {
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return foos -> new Bar(foos.stream().map(foo -> foo.getValue().toUpperCase())
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.collect(Collectors.joining(",")));
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}
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}
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@Configuration
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@EnableAutoConfiguration
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protected static class MultiConfig {
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@Bean
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public Function<Foo, Bar> uppercase() {
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return foo -> new Bar(foo.getValue().toUpperCase());
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}
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@Bean
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public Function<Bar, Foo> lowercase() {
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return bar -> new Foo(bar.getValue().toLowerCase());
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}
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}
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}
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class Foo {
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private String value;
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Foo() {
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}
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public String lowercase() {
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return value.toLowerCase();
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}
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public Foo(String value) {
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this.value = value;
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}
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public String uppercase() {
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return value.toUpperCase();
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}
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public String getValue() {
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return value;
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}
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public void setValue(String value) {
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this.value = value;
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}
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}
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class Bar {
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private String value;
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Bar() {
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}
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public Bar(String value) {
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this.value = value;
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}
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public String getValue() {
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return value;
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}
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public void setValue(String value) {
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this.value = value;
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}
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}
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@@ -0,0 +1,45 @@
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/*
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* Copyright 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.function.adapter.azure;
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import java.util.UUID;
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import java.util.logging.Logger;
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import com.microsoft.azure.functions.ExecutionContext;
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public class TestExecutionContext implements ExecutionContext {
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private String name;
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public TestExecutionContext(String name) {
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this.name = name;
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}
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@Override
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public Logger getLogger() {
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return Logger.getAnonymousLogger();
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}
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@Override
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public String getInvocationId() {
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return UUID.randomUUID().toString();
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}
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@Override
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public String getFunctionName() {
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return name;
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}
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}
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