assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS 1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS~1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS!1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS@1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS#1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS%1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS^1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS&1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS*1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS(1010", COURSE_NAME, GOOGLE_ID));
assertEquals(RESPONSE_INVALID, ts.coordinatorAddCourse("CS)1010", COURSE_NAME, GOOGLE_ID));