# 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'

	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
			}

	{_Name, "bar９８７６", 0, 0},
	{_Name, "ŝ", 0, 0},
	{_Name, "ŝfoo", 0, 0},

	// literal samples
	{_Literal, "0", 0, 0},
	{_Literal, "1", 0, 0},
	{_Literal, "12345", 0, 0},
	{_Literal, "123456789012345678890123456789012345678890", 0, 0},
	{_Literal, "01234567", 0, 0},
	{_Literal, "0_1_234_567", 0, 0},
	{_Literal, "0X0", 0, 0},
	{_Literal, "0xcafebabe", 0, 0},
	{_Literal, "0x_cafe_babe", 0, 0},
	{_Literal, "0O0", 0, 0},