Added JUnit tests for ValueTokenizer class

[code-incubus]

Signed-off-by: code-incubus nemanja.milutinovic@comtrade.com

Added JUnit tests for the ValueTokenizer class.

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[codecov]

Codecov Report

Merging #2937 into develop will decrease coverage by 0.00%.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             develop    #2937      +/-   ##
=============================================
- Coverage      55.57%   55.56%   -0.01%     
+ Complexity      2557     2546      -11     
=============================================
  Files           1048     1048              
  Lines          22783    22783              
  Branches        2045     2045              
=============================================
- Hits           12661    12660       -1     
+ Misses          9175     9174       -1     
- Partials         947      949       +2     

Impacted Files	Coverage Δ	Complexity Δ
...transport/mqtt/exception/MqttClientErrorCodes.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
.../engine/jbatch/exception/JobResumingException.java	0.00% <0.00%> (-50.00%)	0.00% <0.00%> (-1.00%)
...ort/mqtt/exception/MqttClientConnectException.java	0.00% <0.00%> (-50.00%)	0.00% <0.00%> (-1.00%)
...ob/engine/jbatch/exception/JobEngineException.java	33.33% <0.00%> (-33.34%)	1.00% <0.00%> (-1.00%)
.../transport/mqtt/exception/MqttClientException.java	0.00% <0.00%> (-33.34%)	0.00% <0.00%> (-1.00%)
...ransport/mqtt/pooling/PooledMqttClientFactory.java	61.90% <0.00%> (-9.53%)	7.00% <0.00%> (ø%)
.../DeviceManagementNotificationMessageProcessor.java	64.28% <0.00%> (-7.15%)	0.00% <0.00%> (ø%)
...a/org/eclipse/kapua/transport/mqtt/MqttClient.java	56.09% <0.00%> (-6.10%)	14.00% <0.00%> (ø%)
...nnection/internal/DeviceConnectionServiceImpl.java	66.26% <0.00%> (-2.41%)	14.00% <0.00%> (-1.00%)
...apua/job/engine/jbatch/JobEngineServiceJbatch.java	50.00% <0.00%> (-1.86%)	8.00% <0.00%> (-1.00%)
... and 5 more