Hollins

After denial of his motion to compel disclosure of a confidential surveillance location, appellant Sean Michael Hollins pled no contest to one count of sale of cocaine. (Health & Saf. Code, § 11352.) Having obtained a certificate of probable cause, he appeals the adverse ruling, contending that the court erred in upholding the officer’s claim of privilege and in failing to strike his testimony or grant other relief.

Facts

On October 12, 1991, San Jose Police Sergeant Scott Cornfield observed intermittent contact between appellant, who was pacing back and forth in front of a liquor store, and Richard Chavez, who was riding a bicycle around a nearby parking lot. On one occasion, appellant handed Chavez a “small pebble-like object.” Five minutes later, Chavez directed a car to pull up in front of the liquor store, and Chavez gave something to the driver and received a single piece of currency. Chavez got back on his bicycle, approached appellant, and gave him cash. Appellant handed Chavez another pebble-like object and then entered the liquor store.

When appellant left the store, he was arrested. Chavez observed this, swallowed something he was holding in his hand, and…