Well now they are not. Ted went for TPP
https://www.politifact.com/truth-o-meter/statements/2015/jul/08/ted-cruz/ted-cruz-changed-position-trade-promotion-authorit/
He and Sasse can be trusted to be the first out with knives for any of these tempest-in-a-teapot raised about POTUS and when he turns out to be right they are nowhere to be seen. They cannot be counted on to support his agenda but are great grand-standers. I donated to both to my eternal shame.
Cruz’s voting record:
https://votesmart.org/candidate/key-votes/135705/ted-cruz
Sasse’s voting record:
https://votesmart.org/candidate/key-votes/150182/ben-sasse