Add failIfNoTests to samples' build setup.

samples/standalone/dsl/http-client/build.gradle

@@ -46,6 +46,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/dsl/http-client/pom.xml

@@ -95,6 +95,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/dsl/http-server/build.gradle

@@ -55,6 +55,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/dsl/http-server/pom.xml

@@ -102,6 +102,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 		<pluginManagement>
 			<plugins>

samples/standalone/messaging/stream-sink/build.gradle

@@ -48,6 +48,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task resolveDependencies {

samples/standalone/messaging/stream-sink/pom.xml

@@ -85,6 +85,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/messaging/stream-source/build.gradle

@@ -85,6 +85,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 clean.doFirst {

samples/standalone/messaging/stream-source/pom.xml

@@ -135,6 +135,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 		<pluginManagement>
 			<plugins>

samples/standalone/pact/pact-http-client/build.gradle

@@ -48,6 +48,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/pact/pact-http-client/pom.xml

@@ -92,6 +92,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/pact/pact-http-server/build.gradle

@@ -54,6 +54,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/pact/pact-http-server/pom.xml

@@ -105,6 +105,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 		<pluginManagement>
 			<plugins>

samples/standalone/restdocs/http-client/build.gradle

@@ -50,6 +50,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/restdocs/http-client/pom.xml

@@ -100,6 +100,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/restdocs/http-server/build.gradle

@@ -58,6 +58,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 contracts {

samples/standalone/restdocs/http-server/pom.xml

@@ -121,6 +121,12 @@
 					</execution>
 				</executions>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 			<!-- tag::plugin[] -->
 			<plugin>
 				<groupId>org.springframework.cloud</groupId>

samples/standalone/webclient/http-client/build.gradle

@@ -50,6 +50,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/webclient/http-client/pom.xml

@@ -93,6 +93,7 @@
 					<excludes>
 						<exclude>**/*GradleTests.java</exclude>
 					</excludes>
+					<failIfNoTests>true</failIfNoTests>
 				</configuration>
 			</plugin>
 			<plugin>

samples/standalone/webclient/http-server/build.gradle

@@ -52,6 +52,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/webclient/http-server/pom.xml

@@ -109,6 +109,12 @@
 					</execution>
 				</executions>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/yml/http-client/build.gradle

@@ -45,6 +45,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/yml/http-client/pom.xml

@@ -88,6 +88,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/standalone/yml/http-server/build.gradle

@@ -56,6 +56,14 @@ test {
 	testLogging {
 		exceptionFormat = 'full'
 	}
+	afterSuite { desc, result ->
+		if (!desc.parent) {
+			println "Results: (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
+			if (result.testCount == 0) {
+				throw new IllegalStateException("No tests were found. Failing the build")
+			}
+		}
+	}
 }
 
 task wrapper(type: Wrapper) {

samples/standalone/yml/http-server/pom.xml

@@ -102,6 +102,12 @@
 					</filesets>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 		<pluginManagement>
 			<plugins>

samples/wiremock-jetty/pom.xml

@@ -79,6 +79,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/wiremock-native/pom.xml

@@ -84,6 +84,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/wiremock-tomcat/pom.xml

@@ -69,6 +69,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/wiremock-undertow-ssl/pom.xml

@@ -79,6 +79,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/wiremock-undertow/pom.xml

@@ -79,6 +79,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

samples/wiremock/pom.xml

@@ -78,6 +78,12 @@
 					<skip>true</skip>
 				</configuration>
 			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<failIfNoTests>true</failIfNoTests>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 

spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-groovy/pom.xml

@@ -35,7 +35,7 @@
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy</artifactId>
-            <version>2.4.15</version>
+            <version>2.5.3</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -116,7 +116,6 @@
             </plugin>
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.20</version>
                 <configuration>
                     <includes>
                         <include>**/*Spec.java</include>