testify is more widely used and tools friendly.

• /client
• /config
• /latch
• /locate
• /mockstore, /mockstore/deadlock
• /mockstore/mocktikv
• /oracle/oracles
• /tikv
• /unionstore/memdb{,_norace}_test.go
• /integration_tests/1pc_test.go
• /integration_tests/2pc{,_slow,_fail}_test.go
• /integration_tests/async_commit{,_fail}_test.go
• /integration_tests/{delete_range,isolation}_test.go
• /integration_tests/lock_test.go
• /integration_tests/range_task_test.go
• /integration_tests/rawkv_test.go
• /integration_tests/{safepoint,scan,scan_mock}_test.go
• /integration_tests/snapshot{,_fail}_test.go
• /integration_tests/split_test.go
• /integration_tests/store{,_fail}_test.go
• /integration_tests/ticlient{,_slow}_test.go