138 lines
3.6 KiB
Java
138 lines
3.6 KiB
Java
/*
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* Copyright 2016-2017 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 com.example;
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import static org.junit.Assert.assertEquals;
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import java.util.List;
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import java.util.function.Function;
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import java.util.function.Supplier;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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import reactor.core.publisher.Flux;
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@RunWith(SpringRunner.class)
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@SpringBootTest(properties = "spring.cloud.function.scan.packages=com.example.functions")
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public class SampleApplicationTests {
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@Test
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public void contextLoads() {
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}
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@Autowired
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private Function<String, String> uppercase;
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@Test
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public void testUppercase() {
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String output = this.uppercase.apply("foobar");
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assertEquals("FOOBAR", output);
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}
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@Autowired
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private Function<Flux<String>, Flux<String>> lowercase;
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@Test
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public void testLowercase() {
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Flux<String> output = this.lowercase.apply(Flux.just("FOO", "BAR"));
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List<String> results = output.collectList().block();
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assertEquals(2, results.size());
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assertEquals("foo", results.get(0));
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assertEquals("bar", results.get(1));
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}
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@Autowired
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private Supplier<String> hello;
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@Test
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public void testHello() {
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String output = this.hello.get();
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assertEquals("hello", output);
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}
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@Autowired
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private Supplier<Flux<String>> words;
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@Test
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public void testWords() {
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Flux<String> output = this.words.get();
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List<String> results = output.collectList().block();
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assertEquals(2, results.size());
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assertEquals("foo", results.get(0));
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assertEquals("bar", results.get(1));
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}
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@Autowired
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private Function<String, String> compiledUppercase;
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@Test
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public void testCompiledUppercase() {
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String output = this.compiledUppercase.apply("foobar");
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assertEquals("FOOBAR", output);
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}
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@Autowired
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private Function<Flux<String>, Flux<String>> compiledLowercase;
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@Test
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public void testCompiledLowercase() {
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Flux<String> input = Flux.just("FOO", "BAR");
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Flux<String> output = this.compiledLowercase.apply(input);
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List<String> results = output.collectList().block();
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assertEquals(2, results.size());
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assertEquals("foo", results.get(0));
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assertEquals("bar", results.get(1));
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}
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// the following are contributed via @FunctionScan:
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@Autowired
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private Function<String, String> greeter;
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@Test
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public void testGreeter() {
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String greeting = this.greeter.apply("World");
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assertEquals("Hello World", greeting);
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}
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@Autowired
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private Function<Flux<String>, Flux<String>> exclaimer;
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@Test
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public void testExclaimer() {
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Flux<String> input = Flux.just("foo", "bar");
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Flux<String> output = this.exclaimer.apply(input);
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List<String> results = output.collectList().block();
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assertEquals(2, results.size());
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assertEquals("foo!!!", results.get(0));
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assertEquals("bar!!!", results.get(1));
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}
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@Autowired
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private Function<String, Integer> charCounter;
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@Test
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public void testCharCounter() {
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Integer length = this.charCounter.apply("the quick brown fox");
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assertEquals(new Integer(19), length);
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}
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} |