# File system pattern searches should skip sub-modules and vendor directories.

env GO111MODULE=on

cd x

# all packages
go list all
stdout ^m$
stdout ^m/vendor$
! stdout vendor/
stdout ^m/y$
! stdout ^m/y/z

# path pattern
go list m/...
stdout ^m$
stdout ^m/vendor$
! stdout vendor/
stdout ^m/y$
! stdout ^m/y/z

# directory pattern
go list ./...
stdout ^m$
stdout ^m/vendor$
! stdout vendor/
stdout ^m/y$
! stdout ^m/y/z

# non-existent directory should not prompt lookups
! go build -mod=readonly example.com/nonexist
stderr 'import lookup disabled'

! go build -mod=readonly ./nonexist
! stderr 'import lookup disabled'
stderr '^go: no such directory ./nonexist'

! go build -mod=readonly ./go.mod
! stderr 'import lookup disabled'
stderr '^go: ./go.mod is not a directory'

-- x/go.mod --
module m

-- x/x.go --
package x

-- x/vendor/v/v.go --
package v
import _ "golang.org/x/crypto"

-- x/vendor/v.go --
package main

-- x/y/y.go --
package y

-- x/y/z/go.mod --
syntax error!

-- x/y/z/z.go --
package z

-- x/y/z/w/w.go --
package w