[FAB-3521] Increase test coverage for ESCC
[FAB-3521] Increase test coverage for ESCC

Test coverage for core/scc/escc is now

coverage: 91.2% of statements
ok		github.com/hyperledger/fabric/core/scc/escc	0.034s

Change-Id: Id239dc169f6a42eecdfd9192289df425f27ffdd0
Signed-off-by: Alessandro Sorniotti <f32b00f17cd31d4086a37e20e6815a9429f62787@sopit.net>

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