# Check that go line in go.work is always >= go line of used modules.

# Using an old Go version, fails during module loading, but we rewrite the error to the
# same one a switching version would use, without the auto-switch.
# This is a misconfigured system that should not arise in practice.
env TESTGO_VERSION=go1.21.1
env TESTGO_VERSION_SWITCH=switch
cp go.work go.work.orig
! go list
stderr '^go: module . listed in go.work file requires go >= 1.21.2, but go.work lists go 1.21.1; to update it:\n\tgo work use$'
go work use
go list

# Using a new enough Go version, fails later and can suggest 'go work use'.
env TESTGO_VERSION=go1.21.2
env TESTGO_VERSION_SWITCH=switch
cp go.work.orig go.work
! go list
stderr '^go: module . listed in go.work file requires go >= 1.21.2, but go.work lists go 1.21.1; to update it:\n\tgo work use$'

# go work use fixes the problem.
go work use
go list

-- go.work --
go 1.21.1
use .

-- go.mod --
module m
go 1.21.2

-- p.go --
package p