Merge pull request #8125 from eugenp/revert-8119-BAEL-3275-2

Revert "BAEL-3275: Using blocking queue for pub-sub"

spring-cloud/spring-cloud-ribbon-client/src/test/java/com/baeldung/spring/cloud/ribbon/client/ServerLocationAppIntegrationTest.java

@@ -0,0 +1,54 @@
+package com.baeldung.spring.cloud.ribbon.client;
+
+import static org.assertj.core.api.BDDAssertions.then;
+import static org.junit.Assert.assertEquals;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.context.embedded.LocalServerPort;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.web.client.TestRestTemplate;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@SuppressWarnings("unused")
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = ServerLocationApp.class, webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
+public class ServerLocationAppIntegrationTest {
+    ConfigurableApplicationContext application2;
+    ConfigurableApplicationContext application3;
+
+    @Before
+    public void startApps() {
+        this.application2 = startApp(9092);
+        this.application3 = startApp(9999);
+    }
+
+    @After
+    public void closeApps() {
+        this.application2.close();
+        this.application3.close();
+    }
+
+    @LocalServerPort
+    private int port;
+
+    @Autowired
+    private TestRestTemplate testRestTemplate;
+
+    @Test
+    public void loadBalancingServersTest() throws InterruptedException {
+        ResponseEntity<String> response = this.testRestTemplate.getForEntity("http://localhost:" + this.port + "/server-location", String.class);
+        assertEquals(response.getBody(), "Australia");
+    }
+
+    private ConfigurableApplicationContext startApp(int port) {
+        return SpringApplication.run(TestConfig.class, "--server.port=" + port, "--spring.jmx.enabled=false");
+    }
+}

spring-cloud/spring-cloud-ribbon-client/src/test/java/com/baeldung/spring/cloud/ribbon/client/TestConfig.java

@@ -0,0 +1,17 @@
+package com.baeldung.spring.cloud.ribbon.client;
+
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Configuration
+@EnableAutoConfiguration
+@RestController
+public class TestConfig {
+
+    @RequestMapping(value = "/locaus")
+    public String locationAUSDetails() {
+        return "Australia";
+    }
+}