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![Emmanuel Odeke](/assets/img/avatar_default.png)
Follows suit with https://go-review.googlesource.com/#/c/20111. Generated by running $ grep -R 'Go Authors. All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go Authors. All/Go Authors. All/g' $F;done The code in cmd/internal/unvendor wasn't changed. Fixes #15213 Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f Reviewed-on: https://go-review.googlesource.com/21819 Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
231 lines
4.2 KiB
Go
231 lines
4.2 KiB
Go
// run
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// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Test variadic functions and calls (dot-dot-dot).
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package main
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func sum(args ...int) int {
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s := 0
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for _, v := range args {
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s += v
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}
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return s
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}
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func sumC(args ...int) int { return func() int { return sum(args...) }() }
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var sumD = func(args ...int) int { return sum(args...) }
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var sumE = func() func(...int) int { return func(args ...int) int { return sum(args...) } }()
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var sumF = func(args ...int) func() int { return func() int { return sum(args...) } }
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func sumA(args []int) int {
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s := 0
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for _, v := range args {
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s += v
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}
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return s
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}
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func sumB(args []int) int { return sum(args...) }
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func sum2(args ...int) int { return 2 * sum(args...) }
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func sum3(args ...int) int { return 3 * sumA(args) }
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func sum4(args ...int) int { return 4 * sumB(args) }
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func intersum(args ...interface{}) int {
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s := 0
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for _, v := range args {
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s += v.(int)
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}
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return s
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}
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type T []T
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func ln(args ...T) int { return len(args) }
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func ln2(args ...T) int { return 2 * ln(args...) }
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func (*T) Sum(args ...int) int { return sum(args...) }
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type U struct {
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*T
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}
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type I interface {
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Sum(...int) int
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}
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func main() {
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if x := sum(1, 2, 3); x != 6 {
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println("sum 6", x)
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panic("fail")
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}
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if x := sum(); x != 0 {
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println("sum 0", x)
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panic("fail")
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}
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if x := sum(10); x != 10 {
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println("sum 10", x)
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panic("fail")
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}
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if x := sum(1, 8); x != 9 {
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println("sum 9", x)
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panic("fail")
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}
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if x := sumC(4, 5, 6); x != 15 {
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println("sumC 15", x)
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panic("fail")
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}
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if x := sumD(4, 5, 7); x != 16 {
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println("sumD 16", x)
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panic("fail")
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}
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if x := sumE(4, 5, 8); x != 17 {
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println("sumE 17", x)
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panic("fail")
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}
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if x := sumF(4, 5, 9)(); x != 18 {
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println("sumF 18", x)
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panic("fail")
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}
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if x := sum2(1, 2, 3); x != 2*6 {
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println("sum 6", x)
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panic("fail")
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}
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if x := sum2(); x != 2*0 {
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println("sum 0", x)
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panic("fail")
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}
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if x := sum2(10); x != 2*10 {
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println("sum 10", x)
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panic("fail")
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}
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if x := sum2(1, 8); x != 2*9 {
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println("sum 9", x)
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panic("fail")
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}
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if x := sum3(1, 2, 3); x != 3*6 {
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println("sum 6", x)
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panic("fail")
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}
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if x := sum3(); x != 3*0 {
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println("sum 0", x)
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panic("fail")
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}
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if x := sum3(10); x != 3*10 {
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println("sum 10", x)
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panic("fail")
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}
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if x := sum3(1, 8); x != 3*9 {
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println("sum 9", x)
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panic("fail")
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}
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if x := sum4(1, 2, 3); x != 4*6 {
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println("sum 6", x)
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panic("fail")
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}
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if x := sum4(); x != 4*0 {
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println("sum 0", x)
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panic("fail")
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}
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if x := sum4(10); x != 4*10 {
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println("sum 10", x)
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panic("fail")
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}
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if x := sum4(1, 8); x != 4*9 {
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println("sum 9", x)
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panic("fail")
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}
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if x := intersum(1, 2, 3); x != 6 {
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println("intersum 6", x)
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panic("fail")
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}
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if x := intersum(); x != 0 {
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println("intersum 0", x)
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panic("fail")
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}
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if x := intersum(10); x != 10 {
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println("intersum 10", x)
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panic("fail")
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}
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if x := intersum(1, 8); x != 9 {
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println("intersum 9", x)
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panic("fail")
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}
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if x := ln(nil, nil, nil); x != 3 {
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println("ln 3", x)
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panic("fail")
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}
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if x := ln([]T{}); x != 1 {
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println("ln 1", x)
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panic("fail")
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}
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if x := ln2(nil, nil, nil); x != 2*3 {
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println("ln2 3", x)
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panic("fail")
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}
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if x := ln2([]T{}); x != 2*1 {
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println("ln2 1", x)
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panic("fail")
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}
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if x := ((*T)(nil)).Sum(1, 3, 5, 7); x != 16 {
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println("(*T)(nil).Sum", x)
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panic("fail")
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}
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if x := (*T).Sum(nil, 1, 3, 5, 6); x != 15 {
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println("(*T).Sum", x)
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panic("fail")
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}
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if x := (&U{}).Sum(1, 3, 5, 5); x != 14 {
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println("(&U{}).Sum", x)
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panic("fail")
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}
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var u U
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if x := u.Sum(1, 3, 5, 4); x != 13 {
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println("u.Sum", x)
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panic("fail")
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}
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if x := (&u).Sum(1, 3, 5, 3); x != 12 {
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println("(&u).Sum", x)
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panic("fail")
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}
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var i interface {
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Sum(...int) int
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} = &u
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if x := i.Sum(2, 3, 5, 7); x != 17 {
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println("i(=&u).Sum", x)
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panic("fail")
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}
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i = u
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if x := i.Sum(2, 3, 5, 6); x != 16 {
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println("i(=u).Sum", x)
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panic("fail")
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}
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var s struct {
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I
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}
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s.I = &u
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if x := s.Sum(2, 3, 5, 8); x != 18 {
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println("s{&u}.Sum", x)
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panic("fail")
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}
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if x := (*U).Sum(&U{}, 1, 3, 5, 2); x != 11 {
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println("(*U).Sum", x)
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panic("fail")
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}
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if x := U.Sum(U{}, 1, 3, 5, 1); x != 10 {
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println("U.Sum", x)
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panic("fail")
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}
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}
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