! go build ./empty/test
stderr 'no non-test Go files in '

! go build ./empty/xtest
stderr 'no non-test Go files in '

! go build ./empty/testxtest
stderr 'no non-test Go files in '

! go build ./exclude
stderr 'build constraints exclude all Go files in '

! go build ./exclude/ignore
stderr 'no Go files in '

! go build ./exclude/empty
stderr 'no Go files in '

-- go.mod --
module m

go 1.16

! stdout .
stderr '^cannot use -coverprofile flag with -fuzz flag$'

! go test -fuzz=FuzzTrivial -blockprofile=prof
! stdout .
stderr '^cannot use -blockprofile flag with -fuzz flag$'

! go test -fuzz=FuzzTrivial -cpuprofile=prof
! stdout .
stderr '^cannot use -cpuprofile flag with -fuzz flag$'

! go test -fuzz=FuzzTrivial -memprofile=prof
! stdout .
stderr '^cannot use -memprofile flag with -fuzz flag$'

[GOOS:darwin] [!short] [race] go build -race triv.go

[!GOOS:darwin] [race] ! go install -race triv.go
[!GOOS:darwin] [race] stderr '-race requires cgo'
[!GOOS:darwin] [race] ! stderr '-msan'

[msan] ! go install -msan triv.go
[msan] stderr '-msan requires cgo'
[msan] ! stderr '-race'

[asan] ! go install -asan triv.go

# Test file
! go test p1_test.go
stderr 'Logf format %d'
go test -vet=off
stdout '^ok'

# Non-test file
! go test p1.go
stderr 'Printf format %d'
go test -x -vet=shift p1.go
stderr '[\\/]vet.*-shift'
stdout '\[no test files\]'
go test -vet=off p1.go
! stderr '[\\/]vet.*-shift'
stdout '\[no test files\]'

# ensure all runs non-default vet
! go test -vet=all ./vetall/...
stderr 'using resp before checking for errors'

! go mod --help
stderr 'Run ''go help mod'' for usage.'

# Earlier versions of Go printed the same as 'go -h' here.
# Also make sure we print the short help line.
! go vet -h
stderr 'usage: go vet .*'
stderr 'Run ''go help vet'' for details.'
stderr 'Run ''go tool vet help'' for a full list of flags and analyzers.'
stderr 'Run ''go tool vet -help'' for an overview.'

go get ./throughdep

go get ./baddep
! go build ./baddep
stderr golang.org[/\\]notx[/\\]useinternal
stderr 'use of internal package golang.org/x/.* not allowed'

go mod edit -replace golang.org/x/internal=./vendor/golang.org/x/internal
go get ./throughdep

go get ./baddep
! go build ./baddep
stderr golang.org[/\\]notx[/\\]useinternal
stderr 'use of internal package golang.org/x/.* not allowed'

-- go.mod --

! go vet a/a.go
stderr '^package command-line-arguments\n\ta[/\\]a.go:5:3: use of internal package'

! go vet a/a_test.go
stderr '^package command-line-arguments \(test\)\n\ta[/\\]a_test.go:4:3: use of internal package'

! go vet a
stderr '^package a\n\ta[/\\]a.go:5:3: use of internal package'

go vet b/b.go
! stderr 'use of internal package'

! go vet b/b_test.go

! go list -deps ./importall
! stderr 'internal error'
stderr '^importall[/\\]x.go:3:8: "all" is not an importable package; see ''go help packages''$'

! go list -deps ./importcmd
! stderr 'internal error'
stderr '^importcmd[/\\]x.go:3:8: "cmd" is not an importable package; see ''go help packages''$'

! go list -deps ./importstd
! stderr 'internal error'

env GOPATH=$root/other
go env -u GOPATH
! stderr .+
go env -u GOPATH
! stderr .+

# go env -w rejects unknown or bad variables
! go env -w GOGC=off
stderr 'unknown go command variable GOGC'
! go env -w GOEXE=.bat
stderr 'GOEXE cannot be modified'
! go env -w GOVERSION=customversion
stderr 'GOVERSION cannot be modified'
! go env -w GOENV=/env
stderr 'GOENV can only be set using the OS environment'

stderr '^\t''go get'' is no longer supported outside a module.$'
! go get -u ./needmod
stderr '^go: go.mod file not found in current directory or any parent directory.$'
stderr '^\t''go get'' is no longer supported outside a module.$'
! go get -u all
stderr '^go: go.mod file not found in current directory or any parent directory.$'
stderr '^\t''go get'' is no longer supported outside a module.$'