# Check that 'go get' adds sums for updated modules if we had sums before,
# even if we didn't load packages from them.
# Verifies #44129.

env fmt='{{.ImportPath}}: {{if .Error}}{{.Error.Err}}{{else}}ok{{end}}'

# Control case: before upgrading, we have the sums we need.
# go list -deps -e -f $fmt .
# stdout '^rsc.io/quote: ok$'
# ! stdout rsc.io/sampler  # not imported by quote in this version
cp go.mod.orig go.mod
cp go.sum.orig go.sum
go mod tidy

# Check that if a proxy does not have a version of a module that could be
# an upgrade, 'go list -m -u' still succeeds.
# We use a local file proxy, since our test proxy doesn't have the behavior
# we want to test, and we don't want it to be too clever.
# Verifies #45305, where proxy.golang.org serves an empty /@v/list (200)
# but has no /@latest (410) because the go.mod at the tip of the default
# branch has a different major version suffix.
env testproxy=$GOPROXY

# If we replace that version, we should see retractions.
go mod edit -replace=example.com/retract/missingmod@v1.9.0=./missingmod-v1.9.0
go list -m -retracted -f '{{range .Retracted}}{{.}}{{end}}' example.com/retract/missingmod
stdout '^bad version$'

# If we replace the retracted version, we should not see a retraction.

cd fail
! go test .
! stderr .
stdout '^exitcode=1\n'
stdout '^FAIL\s+example/fail'

# In local directory mode output is streamed, so we don't know
# whether the test printed anything at all, so we print the exit code
# (just in case it failed without emitting any output at all),
# and that happens to add the needed newline as well.
! go test
! stderr .
stdout '^exitcode=1exit status 1\n'

go test -timeout=3s -fuzz=FuzzFast -fuzztime=5s

# We should see the same behavior when invoking the test binary directly.
go test -c
exec ./fuzz.test$GOEXE -test.timeout=3s -test.fuzz=FuzzFast -test.fuzztime=5s -test.parallel=1 -test.fuzzcachedir=$WORK/cache

# Timeout should not cause inputs to be written as crashers.
! exists testdata/fuzz

# When we use fuzztime with an "x" suffix, it runs a specific number of times.

// At returns the i'th type parameter in the list.
func (l *TypeParamList) At(i int) *TypeParam { return l.tparams[i] }

// list is for internal use where we expect a []*TypeParam.
// TODO(rfindley): list should probably be eliminated: we can pass around a
// TypeParamList instead.
func (l *TypeParamList) list() []*TypeParam {
	if l == nil {
		return nil
	}
	return l.tparams
}

# that package should be importable without error.


# We start out with an unresolved dependency.
# 'go list' suggests that we run 'go get' on that dependency.

! go list -deps .
stderr '^m.go:3:8: no required module provides package rsc\.io/quote; to add it:\n\tgo get rsc.io/quote$'


# When we run the suggested 'go get' command, the new dependency can be used
# immediately.
#

	"io/fs"
	"os"

	"cmd/go/internal/lockedfile/internal/filelock"
)

func openFile(name string, flag int, perm fs.FileMode) (*os.File, error) {
	// On BSD systems, we could add the O_SHLOCK or O_EXLOCK flag to the OpenFile
	// call instead of locking separately, but we have to support separate locking
	// calls for Linux and Windows anyway, so it's simpler to use that approach
	// consistently.

! stderr 'unknown revision'
! stdout .

[!exec:false] stop

# Test that Git clone errors will be shown to the user instead of a generic
# "unknown revision" error. To do this we want to force git ls-remote to return
# an error we don't already have special handling for. See golang/go#42751.
exec git config --global ******@****.***dOf https://github.com/
env GIT_SSH_COMMAND=false

#
# a ---- b ---- d
#
# The module dependency graph originally looks like:
#
# a ---- b.2 ---- d.2
#
# b.1 ---- c.1
#
# If we downgrade module d to version 1, we must downgrade b as well.
# If that downgrade selects b version 1, we will add a new dependency on module c.

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

go get example.com/d@v0.1.0
go list -m all