f276d3c65b
This change introduces `TestCode` and `normalizeSource` into the tests for quick fixes. The goal is to add these capabilities to `AbstractSingleUnitTest`, allowing a future update to replace offsets in tests with markers. Bug: https://github.com/dart-lang/sdk/issues/60234 Change-Id: I760e6b5fb13b37d4e35278073a78f4d755deda64 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/415260 Reviewed-by: Phil Quitslund <pquitslund@google.com> Auto-Submit: Felipe Morschel <git@fmorschel.dev> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Reviewed-by: Samuel Rawlins <srawlins@google.com>