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|
env TESTGO_VERSION=go1.99
! go list -f '{{.Module.GoVersion}}'
stderr 'go: updates to go.mod needed'
stderr 'go mod tidy'
go mod tidy
cat go.mod
go list -f '{{.Module.GoVersion}}'
stdout 1.22
# Adding a@v1.0.01 should upgrade to Go 1.23rc1.
cp go.mod go.mod1
go get example.com/a@v1.0.1
stderr '^go: upgraded go 1.22 => 1.23rc1\ngo: upgraded example.com/a v1.0.0 => v1.0.1\ngo: upgraded example.com/b v1.0.0 => v1.0.1$'
go list -f '{{.Module.GoVersion}}'
stdout 1.23rc1
# Repeating the update with go@1.24.0 should use that Go version.
cp go.mod1 go.mod
go get example.com/a@v1.0.1 go@1.24.0
go list -f '{{.Module.GoVersion}}'
stdout 1.24.0
# Go version-constrained updates should report the problems.
cp go.mod1 go.mod
! go get example.com/a@v1.0.2 go@1.24.2
stderr '^go: example.com/a@v1.0.2 requires go@1.25, not go@1.24.2$'
! go get example.com/a@v1.0.2 go@1.26.3
stderr '^go: example.com/a@v1.0.2 indirectly requires go@1.27, not go@1.26.3$'
go get example.com/a@v1.0.2 go@1.28rc1
go list -f '{{.Module.GoVersion}}'
stdout 1.28rc1
go get go@1.24.2
stderr '^go: downgraded go 1.28rc1 => 1.24.2$'
stderr '^go: downgraded example.com/a v1.0.2 => v1.0.1$'
stderr '^go: downgraded example.com/b v1.0.2 => v1.0.1$'
go list -f '{{.Module.GoVersion}}'
stdout 1.24.2
-- go.mod --
module m
go 1.21
require (
example.com/a v1.0.0
example.com/b v0.9.0
)
replace example.com/a v1.0.0 => ./a100
replace example.com/a v1.0.1 => ./a101
replace example.com/a v1.0.2 => ./a102
replace example.com/b v1.0.1 => ./b101
replace example.com/b v1.0.2 => ./b102
replace example.com/b v1.0.0 => ./b100
replace example.com/b v0.9.0 => ./b100
-- x.go --
package m
import (
_ "example.com/a"
_ "example.com/b"
)
-- a100/go.mod --
module example.com/a
go 1.22
require example.com/b v1.0.0
-- a100/a.go --
package a
-- a101/go.mod --
// this module is technically invalid, since the dep example.com/b has a newer go line than this module,
// but we should still be able to handle it.
module example.com/a
go 1.22
require example.com/b v1.0.1
-- a101/a.go --
package a
-- a102/go.mod --
// this module is technically invalid, since the dep example.com/b has a newer go line than this module,
// but we should still be able to handle it.
module example.com/a
go 1.25
require example.com/b v1.0.2
-- a102/a.go --
package a
-- b100/go.mod --
module example.com/b
go 1.22
-- b100/b.go --
package b
-- b101/go.mod --
module example.com/b
go 1.23rc1
-- b101/b.go --
package b
-- b102/go.mod --
module example.com/b
go 1.27
-- b102/b.go --
package b
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