Verifies current boot version is in CompatibilityVerifierProperties.

Also fixes support for wildcard 2.2.x beyond boot 2.1.x

fixes gh-715

spring-cloud-commons/src/main/java/org/springframework/cloud/configuration/SpringBootVersionVerifier.java

@@ -87,7 +87,8 @@ class SpringBootVersionVerifier implements CompatibilityVerifier {
 		if (log.isDebugEnabled()) {
 			log.debug("Version found in Boot manifest [" + version + "]");
 		}
-		return StringUtils.hasText(version) && version.startsWith(s);
+		return StringUtils.hasText(version)
+				&& version.startsWith(stripWildCardFromVersion(s));
 	}
 
 	String getVersionFromManifest() {
@@ -216,7 +217,7 @@ class SpringBootVersionVerifier implements CompatibilityVerifier {
 			else {
 				// 2.0, 2.1
 				CompatibilityPredicate predicate = this.ACCEPTED_VERSIONS
-						.get(acceptedVersionWithoutX(acceptedVersion));
+						.get(stripWildCardFromVersion(acceptedVersion));
 				if (predicate != null && predicate.isCompatible()) {
 					if (log.isDebugEnabled()) {
 						log.debug("Predicate [" + predicate + "] was matched");
@@ -228,11 +229,11 @@ class SpringBootVersionVerifier implements CompatibilityVerifier {
 		return false;
 	}
 
-	private String acceptedVersionWithoutX(String acceptedVersion) {
-		if (acceptedVersion.endsWith(".x")) {
-			return acceptedVersion.substring(0, acceptedVersion.indexOf(".x"));
+	static String stripWildCardFromVersion(String version) {
+		if (version.endsWith(".x")) {
+			return version.substring(0, version.indexOf(".x"));
 		}
-		return acceptedVersion;
+		return version;
 	}
 
 }

spring-cloud-commons/src/test/java/org/springframework/cloud/configuration/CompatibilityVerifierAutoConfigurationTests.java

@@ -20,13 +20,17 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.SpringBootVersion;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.test.context.junit4.SpringRunner;
 
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.fail;
 import static org.assertj.core.api.BDDAssertions.then;
+import static org.springframework.cloud.configuration.SpringBootVersionVerifier.stripWildCardFromVersion;
 
 /**
  * @author Marcin Grzejszczak
@@ -38,11 +42,29 @@ public class CompatibilityVerifierAutoConfigurationTests {
 	@Autowired
 	MyCompatibilityVerifier myMismatchVerifier;
 
+	@Autowired
+	CompatibilityVerifierProperties verifierProperties;
+
 	@Test
 	public void contextLoads() {
 		then(this.myMismatchVerifier.called).isTrue();
 	}
 
+	@Test
+	public void verifierPropertiesContainsCurrentBootVersion() {
+		String version = SpringBootVersion.getVersion();
+		assertThat(version).isNotBlank();
+
+		for (String compatibleVersion : verifierProperties.getCompatibleBootVersions()) {
+			if (version.startsWith(stripWildCardFromVersion(compatibleVersion))) {
+				// success we found the current boot version in our list of compatible
+				// versions.
+				return;
+			}
+		}
+		fail(version + " not found in " + verifierProperties.getCompatibleBootVersions());
+	}
+
 	@Configuration(proxyBeanMethods = false)
 	@EnableAutoConfiguration
 	static class TestConfiguration {

spring-cloud-commons/src/test/java/org/springframework/cloud/configuration/SpringBootDependencyTests.java

@@ -144,7 +144,12 @@ public class SpringBootDependencyTests {
 
 	@Test
 	public void should_match_against_current_manifest() {
-		List<String> acceptedVersions = Collections.singletonList("2.3");
+		verifyCurrentVersionFromManifest("2.3");
+		verifyCurrentVersionFromManifest("2.3.x");
+	}
+
+	private void verifyCurrentVersionFromManifest(String version) {
+		List<String> acceptedVersions = Collections.singletonList(version);
 		SpringBootVersionVerifier versionVerifier = new SpringBootVersionVerifier(
 				acceptedVersions);
 		versionVerifier.ACCEPTED_VERSIONS.clear();