fix(tests): Adds test for concept_lesson view from teacher side.
fix(tests): Adds test for concept_lesson view from teacher side.

cjlee112/socraticqs2,raccoongang/socraticqs2,cjlee112/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,cjlee112/socraticqs2,cjlee112/socraticqs2