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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
commit | 73df946d56c74384511a194dd01dbe099584fd1a (patch) | |
tree | fd0bcea490dd81327ddfbb31e215439672c9a068 /test/ken/divmod.go | |
parent | Initial commit. (diff) | |
download | golang-1.16-upstream.tar.xz golang-1.16-upstream.zip |
Adding upstream version 1.16.10.upstream/1.16.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/ken/divmod.go')
-rw-r--r-- | test/ken/divmod.go | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/test/ken/divmod.go b/test/ken/divmod.go new file mode 100644 index 0000000..f1bd56e --- /dev/null +++ b/test/ken/divmod.go @@ -0,0 +1,249 @@ +// run + +// Copyright 2009 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. + +// Test integer division and modulus. + +package main + +const ( + // example from the spec + n1 = +5 + n2 = -5 + d1 = +3 + d2 = -3 + + q1 = +1 + q2 = -1 + q3 = -1 + q4 = +1 + + r1 = +2 + r2 = -2 + r3 = +2 + r4 = -2 +) + +func main() { + /* ideals */ + if n1/d1 != q1 || n1%d1 != r1 { + println("ideal-1", n1, d1, n1/d1, n1%d1) + panic("fail") + } + if n2/d1 != q2 || n2%d1 != r2 { + println("ideal-2", n2, d1, n2/d1, n2%d1) + panic("fail") + } + if n1/d2 != q3 || n1%d2 != r3 { + println("ideal-3", n1, d2, n1/d2, n1%d2) + panic("fail") + } + if n2/d2 != q4 || n2%d2 != r4 { + println("ideal-4", n2, d2, n2/d2, n2%d2) + panic("fail") + } + + /* int */ + var in1 int = +5 + var in2 int = -5 + var id1 int = +3 + var id2 int = -3 + + if in1/id1 != q1 || in1%id1 != r1 { + println("int-1", in1, id1, in1/id1, in1%id1) + panic("fail") + } + if in2/id1 != q2 || in2%id1 != r2 { + println("int-2", in2, id1, in2/id1, in2%id1) + panic("fail") + } + if in1/id2 != q3 || in1%id2 != r3 { + println("int-3", in1, id2, in1/id2, in1%id2) + panic("fail") + } + if in2/id2 != q4 || in2%id2 != r4 { + println("int-4", in2, id2, in2/id2, in2%id2) + panic("fail") + } + + /* int8 */ + var bn1 int8 = +5 + var bn2 int8 = -5 + var bd1 int8 = +3 + var bd2 int8 = -3 + + if bn1/bd1 != q1 || bn1%bd1 != r1 { + println("int8-1", bn1, bd1, bn1/bd1, bn1%bd1) + panic("fail") + } + if bn2/bd1 != q2 || bn2%bd1 != r2 { + println("int8-2", bn2, bd1, bn2/bd1, bn2%bd1) + panic("fail") + } + if bn1/bd2 != q3 || bn1%bd2 != r3 { + println("int8-3", bn1, bd2, bn1/bd2, bn1%bd2) + panic("fail") + } + if bn2/bd2 != q4 || bn2%bd2 != r4 { + println("int8-4", bn2, bd2, bn2/bd2, bn2%bd2) + panic("fail") + } + + /* int16 */ + var sn1 int16 = +5 + var sn2 int16 = -5 + var sd1 int16 = +3 + var sd2 int16 = -3 + + if sn1/sd1 != q1 || sn1%sd1 != r1 { + println("int16-1", sn1, sd1, sn1/sd1, sn1%sd1) + panic("fail") + } + if sn2/sd1 != q2 || sn2%sd1 != r2 { + println("int16-2", sn2, sd1, sn2/sd1, sn2%sd1) + panic("fail") + } + if sn1/sd2 != q3 || sn1%sd2 != r3 { + println("int16-3", sn1, sd2, sn1/sd2, sn1%sd2) + panic("fail") + } + if sn2/sd2 != q4 || sn2%sd2 != r4 { + println("int16-4", sn2, sd2, sn2/sd2, sn2%sd2) + panic("fail") + } + + /* int32 */ + var ln1 int32 = +5 + var ln2 int32 = -5 + var ld1 int32 = +3 + var ld2 int32 = -3 + + if ln1/ld1 != q1 || ln1%ld1 != r1 { + println("int32-1", ln1, ld1, ln1/ld1, ln1%ld1) + panic("fail") + } + if ln2/ld1 != q2 || ln2%ld1 != r2 { + println("int32-2", ln2, ld1, ln2/ld1, ln2%ld1) + panic("fail") + } + if ln1/ld2 != q3 || ln1%ld2 != r3 { + println("int32-3", ln1, ld2, ln1/ld2, ln1%ld2) + panic("fail") + } + if ln2/ld2 != q4 || ln2%ld2 != r4 { + println("int32-4", ln2, ld2, ln2/ld2, ln2%ld2) + panic("fail") + } + + /* int64 */ + var qn1 int64 = +5 + var qn2 int64 = -5 + var qd1 int64 = +3 + var qd2 int64 = -3 + + if qn1/qd1 != q1 || qn1%qd1 != r1 { + println("int64-1", qn1, qd1, qn1/qd1, qn1%qd1) + panic("fail") + } + if qn2/qd1 != q2 || qn2%qd1 != r2 { + println("int64-2", qn2, qd1, qn2/qd1, qn2%qd1) + panic("fail") + } + if qn1/qd2 != q3 || qn1%qd2 != r3 { + println("int64-3", qn1, qd2, qn1/qd2, qn1%qd2) + panic("fail") + } + if qn2/qd2 != q4 || qn2%qd2 != r4 { + println("int64-4", qn2, qd2, qn2/qd2, qn2%qd2) + panic("fail") + } + + if n1/qd1 != q1 || n1%qd1 != r1 { + println("mixed int64-1", n1, qd1, n1/qd1, n1%qd1) + panic("fail") + } + if n2/qd1 != q2 || n2%qd1 != r2 { + println("mixed int64-2", n2, qd1, n2/qd1, n2%qd1) + panic("fail") + } + if n1/qd2 != q3 || n1%qd2 != r3 { + println("mixed int64-3", n1, qd2, n1/qd2, n1%qd2) + panic("fail") + } + if n2/qd2 != q4 || n2%qd2 != r4 { + println("mixed int64-4", n2, qd2, n2/qd2, n2%qd2) + panic("fail") + } + + if qn1/d1 != q1 || qn1%d1 != r1 { + println("mixed int64-5", qn1, d1, qn1/d1, qn1%d1) + panic("fail") + } + if qn2/d1 != q2 || qn2%d1 != r2 { + println("mixed int64-6", qn2, d1, qn2/d1, qn2%d1) + panic("fail") + } + if qn1/d2 != q3 || qn1%d2 != r3 { + println("mixed int64-7", qn1, d2, qn1/d2, qn1%d2) + panic("fail") + } + if qn2/d2 != q4 || qn2%d2 != r4 { + println("mixed int64-8", qn2, d2, qn2/d2, qn2%d2) + panic("fail") + } + + /* uint */ + var uin1 uint = +5 + var uid1 uint = +3 + + if uin1/uid1 != q1 || uin1%uid1 != r1 { + println("uint", uin1, uid1, uin1/uid1, uin1%uid1) + panic("fail") + } + + /* uint8 */ + var ubn1 uint8 = +5 + var ubd1 uint8 = +3 + + if ubn1/ubd1 != q1 || ubn1%ubd1 != r1 { + println("uint8", ubn1, ubd1, ubn1/ubd1, ubn1%ubd1) + panic("fail") + } + + /* uint16 */ + var usn1 uint16 = +5 + var usd1 uint16 = +3 + + if usn1/usd1 != q1 || usn1%usd1 != r1 { + println("uint16", usn1, usd1, usn1/usd1, usn1%usd1) + panic("fail") + } + + /* uint32 */ + var uln1 uint32 = +5 + var uld1 uint32 = +3 + + if uln1/uld1 != q1 || uln1%uld1 != r1 { + println("uint32", uln1, uld1, uln1/uld1, uln1%uld1) + panic("fail") + } + + /* uint64 */ + var uqn1 uint64 = +5 + var uqd1 uint64 = +3 + + if uqn1/uqd1 != q1 || uqn1%uqd1 != r1 { + println("uint64", uqn1, uqd1, uqn1/uqd1, uqn1%uqd1) + panic("fail") + } + if n1/uqd1 != q1 || n1%uqd1 != r1 { + println("mixed uint64-1", n1, uqd1, n1/uqd1, n1%uqd1) + panic("fail") + } + if uqn1/d1 != q1 || uqn1%d1 != r1 { + println("mixed uint64-2", uqn1, d1, uqn1/d1, uqn1%d1) + panic("fail") + } +} |