fix unit test error after redux code changes

[zenz34]

fix unit test error after redux code changes, covered 100% lines

------------------------|---------|----------|---------|---------|-------------------

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	98.48	94.74	67.65	100
browser	100	100	100	100
index.tsx	100	100	100	100
common	98.45	94.74	67.65	100
index.tsx	98.31	89.29	44.44	100	173,180-187
redux-shared-store.ts	98.57	100	93.75	100
node	0	0	0	0
index.ts	0	0	0	0
------------------------	---------	----------	---------	---------	-------------------

=============================== Coverage summary ===============================
Statements : 98.48% ( 130/132 )
Branches : 94.74% ( 54/57 )
Functions : 67.65% ( 23/34 )
Lines : 100% ( 116/116 )

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