Fix Bug with types containing _ in their name

There is a mismatch between the table creation and the debezium bridge. When a type name contains
'_' the resulting topic name was different. This led to errors in the validation. Debezium bridge
has been updated accordingly.

Signed-off-by: marcel <[email protected]>

KafkaBridge/debeziumBridge/app.js

@@ -121,8 +121,8 @@ const getSubClasses = async function (klass) {
  *      camelCase => camel_case
  * @param {*} str string in Pascal/camelCase
  */
-const pascalCaseToSnakeCase = function (str) {
-  return str.replace(/([a-z])([A-Z])/g, '$1_$2').toLowerCase();
+const pascalCaseToSnakeCase = function (name) {
+  return name.replace(/(?<!^)(?=[A-Z])/g, '_').toLowerCase();
 };
 
 /**

KafkaBridge/test/testDebeziumBridgeApp.js

@@ -31,8 +31,8 @@ describe('Test GetTopic', function () {
   });
   it('Should return last part in snake_case', async function () {
     const getTopic = toTest.__get__('getTopic');
-    const result = getTopic('http://example/Device_Test');
-    result.should.equal('device_test');
+    const result = getTopic('http://example/Device_Test_WithUnderscore');
+    result.should.equal('device__test__with_underscore');
   });
   it('Should return reference part of url', async function () {
     const getTopic = toTest.__get__('getTopic');