Add support for using WebFlux's WebTestClient to document an API

Closes gh-384

docs/src/test/java/com/example/webtestclient/CustomUriConfiguration.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2014-2016 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
+ *
+ *      http://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 com.example.webtestclient;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.restdocs.JUnitRestDocumentation;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import static org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.documentationConfiguration;
+
+public class CustomUriConfiguration {
+
+	@Rule
+	public final JUnitRestDocumentation restDocumentation = new JUnitRestDocumentation();
+
+	@Autowired
+	private WebApplicationContext context;
+
+	@SuppressWarnings("unused")
+	private MockMvc mockMvc;
+
+	@Before
+	public void setUp() {
+		// tag::custom-uri-configuration[]
+		this.mockMvc = MockMvcBuilders.webAppContextSetup(this.context)
+				.apply(documentationConfiguration(this.restDocumentation).uris()
+						.withScheme("https")
+						.withHost("example.com")
+						.withPort(443))
+				.build();
+		// end::custom-uri-configuration[]
+	}
+
+}