Written by hand.
Test case for nested modules without an explicit relationship.
This is the top-level module.

-- .mod --
module example.com/nest
-- .info --
{"Version": "v1.0.0"}
-- go.mod --
module example.com/nest
-- sub/x/x.go --

Written by hand.
Test case for nested modules without an explicit relationship.
This is the top-level module.

-- .mod --
module example.com/nest
-- .info --
{"Version": "v1.1.0"}
-- go.mod --
module example.com/nest
-- sub/x/x.go --

example.com/newcycle/b v1.0.0

-- .mod --
module example.com/newcycle/b

require example.com/newcycle/a v1.0.1
-- .info --

example.com/printversion v0.1.0

-- .mod --
module example.com/printversion
-- .info --
{"Version":"v0.1.0"}
-- README.txt --
There is no go.mod file for this version of the module.
-- printversion.go --
package main

import (
	"fmt"
	"os"
	"runtime/debug"

	_ "example.com/version"
)

func main() {
	info, _ := debug.ReadBuildInfo()
	fmt.Fprintf(os.Stdout, "path is %s\n", info.Path)

Module example.com/retract/self/prev is a module that retracts its own
latest version.

No unretracted versions are available.

-- .mod --
module example.com/retract/self/all

go 1.15

retract v1.9.0 // bad

-- .info --

See example.com_retract_self_pref_v1.9.0.txt.

This version is the latest (only) non-retracted version.

-- .mod --
module example.com/retract/self/prev

go 1.15

-- .info --
{"Version":"v1.1.0"}

-- p.go --

-- .info --
{"Version":"v1.0.1"}
-- .mod --
// no longer deprecated
module example.com/undeprecated

go 1.17
-- go.mod --
// no longer deprecated
module example.com/undeprecated

go 1.17
-- undeprecated.go --
package undeprecated

-- cmd/a/a.go --
package main

import "fmt"

This module requires example.com/missingpkg at a prerelease version, which
is newer than @latest.

-- .mod --
module example.com/usemissingpre

require example.com/missingpkg v1.0.1-beta
-- .info --
{"Version":"v1.0.0"}
-- use.go --
package use

-- .mod --
module example.com/retract/ambiguous/other

go 1.16

require example.com/retract/ambiguous v1.0.0
-- .info --
{"Version":"v1.0.0"}
-- other.go --
package other

build-lifecycle-example.png...