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Edit: /opt/golang/1.22.0/src/math/const_test.go

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math_test

import (
	"testing"

. "math"
)

func TestMaxUint(t *testing.T) {
	if v := uint(MaxUint); v+1 != 0 {
		t.Errorf("MaxUint should wrap around to zero: %d", v+1)
	}
	if v := uint8(MaxUint8); v+1 != 0 {
		t.Errorf("MaxUint8 should wrap around to zero: %d", v+1)
	}
	if v := uint16(MaxUint16); v+1 != 0 {
		t.Errorf("MaxUint16 should wrap around to zero: %d", v+1)
	}
	if v := uint32(MaxUint32); v+1 != 0 {
		t.Errorf("MaxUint32 should wrap around to zero: %d", v+1)
	}
	if v := uint64(MaxUint64); v+1 != 0 {
		t.Errorf("MaxUint64 should wrap around to zero: %d", v+1)
	}
}

func TestMaxInt(t *testing.T) {
	if v := int(MaxInt); v+1 != MinInt {
		t.Errorf("MaxInt should wrap around to MinInt: %d", v+1)
	}
	if v := int8(MaxInt8); v+1 != MinInt8 {
		t.Errorf("MaxInt8 should wrap around to MinInt8: %d", v+1)
	}
	if v := int16(MaxInt16); v+1 != MinInt16 {
		t.Errorf("MaxInt16 should wrap around to MinInt16: %d", v+1)
	}
	if v := int32(MaxInt32); v+1 != MinInt32 {
		t.Errorf("MaxInt32 should wrap around to MinInt32: %d", v+1)
	}
	if v := int64(MaxInt64); v+1 != MinInt64 {
		t.Errorf("MaxInt64 should wrap around to MinInt64: %d", v+1)
	}
}

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