Added the missing .timeout(...) method in the generated RestAssured tests

without this change the `fixedDelayMilliseconds` only works for the stub but doesn't do anything in the generated test
with this change we're adding this functionality for MockMvc based tests

fixes #402

spring-cloud-contract-verifier/src/main/groovy/org/springframework/cloud/contract/verifier/builder/RequestProcessingMethodBodyBuilder.groovy

@@ -124,6 +124,9 @@ abstract class RequestProcessingMethodBodyBuilder extends MethodBodyBuilder {
 		if (response.async) {
 			bb.addLine('.when().async()')
 		}
+		if (response.delay) {
+			bb.addLine(".timeout(${response.delay.serverValue})")
+		}
 	}
 
 	@TypeChecked(TypeCheckingMode.SKIP)

spring-cloud-contract-verifier/src/test/groovy/org/springframework/cloud/contract/verifier/builder/MethodBodyBuilderSpec.groovy

@@ -315,4 +315,34 @@ DocumentContext parsedJson = JsonPath.parse(json);
 			"JaxRsClientJUnitMethodBodyBuilder"                  | { Contract dsl -> new JaxRsClientJUnitMethodBodyBuilder(dsl, properties) }
 	}
 
+	def "should use fixed delay milliseconds in the generated test [#methodBuilderName]"() {
+		given:
+			Contract contractDsl = Contract.make {
+				request {
+					method GET()
+					url "test"
+				}
+				response {
+					status 200
+					async()
+					fixedDelayMilliseconds(10000)
+					body(a: 'foo')
+				}
+			}
+			MethodBodyBuilder builder = methodBuilder(contractDsl)
+			BlockBuilder blockBuilder = new BlockBuilder(" ")
+		when:
+			builder.appendTo(blockBuilder)
+		then:
+			blockBuilder.toString().contains(""".timeout(10000)""")
+		and:
+			SyntaxChecker.tryToCompile(methodBuilderName, blockBuilder.toString())
+		and:
+			stubMappingIsValidWireMockStub(contractDsl)
+		where:
+			methodBuilderName           						 | methodBuilder
+			"MockMvcSpockMethodBuilder" 						 | { Contract dsl -> new MockMvcSpockMethodRequestProcessingBodyBuilder(dsl, properties) }
+			"MockMvcJUnitMethodBuilder" 						 | { Contract dsl -> new MockMvcJUnitMethodBodyBuilder(dsl, properties) }
+	}
+
 }