From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- src/math/const_test.go | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 src/math/const_test.go (limited to 'src/math/const_test.go') diff --git a/src/math/const_test.go b/src/math/const_test.go new file mode 100644 index 0000000..170ba6a --- /dev/null +++ b/src/math/const_test.go @@ -0,0 +1,47 @@ +// 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) + } +} -- cgit v1.2.3