Make EnterpriseDBDatabase detection less broad

liquibase-core/src/main/java/liquibase/database/core/EnterpriseDBDatabase.java

@@ -10,7 +10,7 @@ public class EnterpriseDBDatabase extends PostgresDatabase {
     @Override
     public boolean isCorrectDatabaseImplementation(DatabaseConnection conn) throws DatabaseException {
         final String url = conn.getURL();
-        return url.contains("edb") || (url.contains("postgres") && url.contains(":5444"));
+        return url.contains(":edb:") || (url.contains(":postgres:") && url.contains(":5444"));
     }
 
     @Override

liquibase-core/src/test/groovy/liquibase/database/core/EnterpriseDBDatabaseTest.groovy

@@ -0,0 +1,33 @@
+package liquibase.database.core
+
+import liquibase.database.MockDatabaseConnection
+import spock.lang.Specification
+import spock.lang.Unroll
+
+class EnterpriseDBDatabaseTest extends Specification {
+
+    @Unroll
+    def "isCorrectDatabaseImplementation"() {
+        when:
+        def returnUrl = url
+
+        def conn = new MockDatabaseConnection() {
+            @Override
+            String getURL() {
+                return returnUrl
+            }
+        }
+
+
+        then:
+        assert new EnterpriseDBDatabase().isCorrectDatabaseImplementation(conn) == expected
+
+        where:
+        url                            | expected
+        "jdbc:edb:localhost"           | true
+        "jdbc:postgres:localhost:5444" | true
+        "jdbc:postgres:localhost:5432" | false
+        "jdbc:postgresql:localhost"    | false
+        "jdbc:db2:localhost/thedb"     | false
+    }
+}