[FAB-4071] Write unit tests for bccsp package
[FAB-4071] Write unit tests for bccsp package

The package has no unit tests and therefore has a code coverage of 0%.
I wrote unit tests and it's now 100%.

Change-Id: I0aff974ced924704ca8bf2ca3e5636df29f73113
Signed-off-by: Yacov Manevich <632344b5da9bd743456189af4db4b56472defb8c@il.ibm.com>

tkuhrt/fabric,ckeyer/fabric,lukehuangch/fabric,stemlending/fabric,Ryan--Yang/fabric,blockc/fabric,xixuejia/fabric,chrisguoado/fabric,ckeyer/fabric,blockc/fabric,ckeyer/fabric,binhn/fabric,cophey/fabric,mqshen/fabric,chrisguoado/fabric,thakkarparth007/fabric,kchristidis/fabric,blockc/fabric,thakkarparth007/fabric,tkuhrt/fabric,chrisguoado/fabric,magg/fabric,chrisguoado/fabric,cophey/fabric,hyperledger/fabric,kchristidis/fabric,thakkarparth007/fabric,muralisrini/fabric,kchristidis/fabric,ibmmark/fabric,Ryan--Yang/fabric,Ryan--Yang/fabric,manish-sethi/fabric-sidedb,magg/fabric,manish-sethi/fabric-sidedb,thakkarparth007/fabric,chrisguoado/fabric,cophey/fabric,tkuhrt/fabric,ckeyer/fabric,xixuejia/fabric,mqshen/fabric,tkuhrt/fabric,cophey/fabric,lukehuangch/fabric,magg/fabric,ckeyer/fabric,ibmmark/fabric,ibmmark/fabric,mqshen/fabric,phariel/fabric,thakkarparth007/fabric,jimthematrix/fabric,lukehuangch/fabric,manish-sethi/fabric-sidedb,blockc/fabric,stemlending/fabric,phariel/fabric,manish-sethi/fabric-sidedb,thakkarparth007/fabric,cophey/fabric,ibmmark/fabric,binhn/fabric,mqshen/fabric,ibmmark/fabric,tkuhrt/fabric,kchristidis/fabric,Ryan--Yang/fabric,lukehuangch/fabric,muralisrini/fabric,Ryan--Yang/fabric,binhn/fabric,mqshen/fabric,mqshen/fabric,manish-sethi/fabric-sidedb,blockc/fabric,magg/fabric,xixuejia/fabric,muralisrini/fabric,phariel/fabric,manish-sethi/fabric,chrisguoado/fabric,lukehuangch/fabric,manish-sethi/fabric-sidedb,phariel/fabric,phariel/fabric,Ryan--Yang/fabric,manish-sethi/fabric,kchristidis/fabric,manish-sethi/fabric-sidedb,lukehuangch/fabric,hyperledger/fabric,kchristidis/fabric,magg/fabric,kchristidis/fabric,thakkarparth007/fabric,mqshen/fabric,ibmmark/fabric,tkuhrt/fabric,magg/fabric,stemlending/fabric,phariel/fabric,tkuhrt/fabric,cophey/fabric,blockc/fabric,Ryan--Yang/fabric,ibmmark/fabric,cophey/fabric,blockc/fabric,phariel/fabric,ckeyer/fabric,ckeyer/fabric,stemlending/fabric,jimthematrix/fabric,chrisguoado/fabric,lukehuangch/fabric,magg/fabric