[JDK-8048621] Implement basic keystore tests - Java Bug System

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8085003	emb-9	Xuelei Fan	P2	Resolved	Fixed	team
JDK-8163679	8u121	Bhanu Prakash Gopularam	P2	Resolved	Fixed	b01
JDK-8153069	8u112	Bhanu Prakash Gopularam	P2	Resolved	Fixed	b01
JDK-8167805	emb-8u121	Bhanu Prakash Gopularam	P2	Resolved	Fixed	b01

Implement basic tests for keystore types supported by JDK.

backported by

JDK-8085003 Implement basic keystore tests

JDK-8153069 Implement basic keystore tests

JDK-8163679 Implement basic keystore tests

JDK-8167805 Implement basic keystore tests