Project supported by the Open Foundation of State Key Laboratory of Software Engineering(Grant No.SKLSE20080712);the National Natural Science Foundation of China(Grant No.60970007);the National Basic Research Program of China(Grant No.2007CB310800);the Shanghai Leading Academic Discipline Project(Grant No.J50103);the Science and Technology Commission of Shanghai Municipality(Grant No.09DZ2272600)
Model checking techniques have been widely used in verifying web service compositions to ensure the trustworthi- ness. However, little research has focused on testing web services. Based on the research of model check...