go mod tidy
cmp go.mod go.mod.orig

-- go.mod --
module example.com/tidy

go 1.16

require (
	example.net/incomplete v0.1.0
	example.net/indirect v0.2.0 // indirect
	example.net/toolow v0.1.0
)

replace (
	example.net/incomplete v0.1.0 => ./incomplete
	example.net/indirect v0.1.0 => ./indirect.1
	example.net/indirect v0.2.0 => ./indirect.2
	example.net/toolow v0.1.0 => ./toolow
)
-- tidy.go --

# Check that mod tidy does not introduce repeated
# require statements when input go.mod has quoted requirements.
env GO111MODULE=on

go mod tidy
grep -count=1 rsc.io/quote go.mod

cp go.mod2 go.mod
go mod tidy
grep -count=1 rsc.io/quote go.mod


-- go.mod --
module x

-- x.go --
package x
import "rsc.io/quote"
func main() { _ = quote.Hello }

-- go.mod2 --
module x
require (
	"rsc.io/sampler" v1.3.0

env GO111MODULE=on
[!symlink] skip

cd m
symlink symlink -> ../outside

cp go.mod go.mod.orig

# Issue 35941: suppress symlink warnings when running 'go mod tidy'.
# 'go mod tidy' should not scan packages in symlinked subdirectories.
go mod tidy
! stderr 'warning: ignoring symlink'
cmp go.mod go.mod.orig

! go build ./symlink

# Regression test for #56222: 'go get -t' and 'go mod tidy'
# should save enough checksums to run 'go test' on the named
# packages or any package in "all" respectively.

# 'go mod tidy' in a module at go 1.21 or higher should preserve
# checksums needed to run 'go test all'.
cd m1
go mod tidy

go list -f '{{if eq .ImportPath "example.com/generics"}}{{.Module.GoVersion}}{{end}}' -deps -test example.com/m2/q
stdout 1.18
[!short] go test -o $devnull -c all

        and:
        pidFile().exists()
        def pid1 = pidFile().text.strip() as long
        kill(pid1)

        when:
        handler.releaseAll()
        result = gradle.waitForFinish()

        then:
        outputContainsKilledWorkerWarning()
    }

    static void kill(long pid1) {
        def proc = new ProcessFixture(pid1)
        proc.kill(false)
        proc.waitForFinish()
    }

# Test that if the module cache contains an extracted source directory but not
# a ziphash, 'go build' complains about a missing sum, and 'go get' adds
# the sum. Verifies #44749.

# With a tidy go.sum, go build succeeds. This also populates the module cache.
cp go.sum.tidy go.sum
go build -n use
env GOPROXY=off
env GOSUMDB=off

# Control case: if we delete the hash for rsc.io/quote v1.5.2,
# 'go build' reports an error. 'go get' adds the sum.

# if needed to process newly-reolved imports.

env TESTGO_VERSION=go1.21.0
env TESTGO_VERSION_SWITCH=switch

cp go.mod go.mod.orig

# tidy reports needing 1.22.0 for b1
env GOTOOLCHAIN=local
! go mod tidy
stderr '^go: example imports\n\texample.net/b: module ./b1 requires go >= 1.22.0 \(running go 1.21.0; GOTOOLCHAIN=local\)$'
env GOTOOLCHAIN=auto
go mod tidy

go mod tidy
cmp go.mod go.mod.tidy

-- go.mod --
module example.net/a

go 1.16

require (
	example.net/b v0.1.0
	example.net/d v0.1.0
)

replace (
	example.net/b v0.1.0 => ./b
	example.net/c v0.1.0 => ./c
	example.net/c v0.2.0 => ./c
	example.net/d v0.1.0 => ./d
)
-- go.mod.tidy --
module example.net/a

go 1.16

require (

grep '^example.com/join v1.1.0 h1:' go.sum
! grep '^example.com/join/subpkg' go.sum
cp go.sum go.list.sum
go mod tidy
cmp go.sum go.list.sum

-- go.mod --
module m

go 1.15

-- noexist/use.go --
// ignore tags prevents errors in 'go mod tidy'
// +build ignore

package use

import _ "example.com/join/subpkg/noexist"

-- exist/use.go --
package use

# With bad go.sum, sync (which must download) fails.
rm go.sum
cp go.sum.bad go.sum
! go mod tidy
stderr 'checksum mismatch'
! exists $GOPATH/pkg/mod/cache/download/rsc.io/quote/@v/v1.1.0.zip

# With good go.sum, sync works.
rm go.sum
cp go.sum.good go.sum
go mod tidy
exists $GOPATH/pkg/mod/cache/download/rsc.io/quote/@v/v1.1.0.zip
exists $GOPATH/pkg/mod/rsc.io/quote@v1.1.0/quote.go