# reuse go mod download vcstest/hello@1234567890123456789012345678901234567890
! go mod download -reuse=hellononhash.json -x -json vcs-test.golang.org/git/hello.git@1234567890123456789012345678901234567890
! stderr 'git( .*)* fetch'
stdout '"Reuse": true'
stdout '"Version": "1234567890123456789012345678901234567890"'
stdout '"Error":.*unknown revision 1234567890123456789012345678901234567890'

      "oauth_client": [
        {
          "client_id": "foo.example.com",
          "client_type": 3
        }
      ],
      "api_key": [
        {
          "current_key": "012345678901234567890123456789012345678"
        }
      ],
      "services": {
        "analytics_service": {
          "status": 1
        },
        "appinvite_service": {
          "status": 1,

	var values = []Value{
		u,
		MakeBool(false), // token.ADD ok below, operation is never considered
		MakeString(""),
		MakeInt64(1),
		MakeFromLiteral("''", token.CHAR, 0),
		MakeFromLiteral("-1234567890123456789012345678901234567890", token.INT, 0),
		MakeFloat64(1.2),
		MakeImag(MakeFloat64(1.2)),
	}
	for _, val := range values {
		x, y := val, u
		for i := range [2]int{} {
			if i == 1 {
				x, y = y, x
			}

	{"", "0123456789012345678901234567890123456789", -1},
	{"xx012345678901234567890123456789012345678901234567890123456789012", "0123456789012345678901234567890123456789", 2},
	{"xx012345678901234567890123456789012345678901234567890123456789012"[:41], "0123456789012345678901234567890123456789", -1},