# but 'go mod vendor' cannot write go.mod.
cp go.mod.toodirect go.mod
go list all
cmp go.mod go.mod.toodirect


# Redundant requirements should be preserved...
cp go.mod.redundant go.mod
go list all
cmp go.mod go.mod.redundant
go mod vendor
cmp go.mod go.mod.redundant
rm -r vendor

# ...except by 'go mod tidy'.
go mod tidy
cmp go.mod go.mod.tidy


# A missing "go" version directive should be added.

go mod edit -json $WORK/go.mod.deprecation
cmp stdout $WORK/go.mod.deprecation.json

# go mod edit -json (empty mod file)
go mod edit -json $WORK/go.mod.empty
cmp stdout $WORK/go.mod.empty.json

# go mod edit -replace
go mod edit -replace=x.1@v1.3.0=y.1/v2@v2.3.5 -replace=x.1@v1.4.0=y.1/v2@v2.3.5
cmpenv go.mod $WORK/go.mod.edit3
go mod edit -replace=x.1=y.1/v2@v2.3.6
cmpenv go.mod $WORK/go.mod.edit4
go mod edit -dropreplace=x.1

# other 'go mod' commands should work. 'go mod vendor' is tested later.
go mod download rsc.io/quote
go mod graph
stdout rsc.io/quote
go mod tidy
grep rsc.io/quote go.alt.sum
go mod verify
go mod why rsc.io/quote


# 'go list' and other commands with build flags should work.
# They should update the alternate go.mod when a dependency is missing.
go mod edit -droprequire rsc.io/quote
go list -mod=mod .

github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=

# This is a regression test for Issue #56098: Go generate
# wasn't initializing workspace mode

[short] skip

go generate ./mod
cmp ./mod/got.txt want.txt

-- go.work --
go 1.22

use ./mod
-- mod/go.mod --
module example.com/mod
-- mod/gen.go --
//go:generate go run gen.go got.txt

package main

import "os"

func main() {
    outfile := os.Args[1]
    os.WriteFile(outfile, []byte("Hello World!\n"), 0644)

# basic fetch (through proxy) works
cp go.mod.orig go.mod
go get rsc.io/fortune@v1.0.0 # note: must use test proxy, does not exist in real world
rm $GOPATH/pkg/mod/cache/download/sumdb # rm sumdb cache but NOT package download cache
rm go.sum

# can fetch by explicit URL
cp go.mod.orig go.mod
env GOSUMDB=$sumdb' '$proxy/sumdb-direct
go get rsc.io/fortune@v1.0.0
rm $GOPATH/pkg/mod/cache/download/sumdb
rm go.sum

! stderr '\n\tgo mod tidy'

cmp go.mod go.mod.tidy

# Make sure that -diff behaves the same as tidy.
[exec:patch] cp go.mod go.mod.tidyResult
[exec:patch] ! exists go.sum
[exec:patch] cp go.mod.orig go.mod
[exec:patch] ! go mod tidy -e -diff
[exec:patch] stdout 'diff current/go.mod tidy/go.mod'

golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=

-- overlay-replaced-go-mod/source.go --
package m

import "replaced/mod/foo"

func main() {
	foo.f()
}
-- overlay-replaced-go-mod/overlay.json --
{
	"Replace": {
		"../replaced-mod/go.mod": "../../../overlay/replacement_module_go_mod"
	}
}
-- replaced-mod/go.mod --
module replaced/mod
-- replaced-mod/foo/foo.go --
package foo

import "dep/mod/foo"

# Test that -modfile=path/to/go.mod is rejected in workspace mode.

! go list -m -modfile=./a/go.alt.mod
stderr 'go: -modfile cannot be used in workspace mode'

env GOFLAGS=-modfile=./a/go.alt.mod
! go list -m
stderr 'go: -modfile cannot be used in workspace mode'

-- go.work --
go 1.20

use (
    ./a
)

-- a/go.mod --
module example.com/foo

go 1.20

-- a/go.alt.mod --
module example.com/foo

go 1.20