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mirror of https://github.com/golang/go synced 2024-11-26 18:26:48 -07:00
go/test/vectors.go
Rob Pike a0b2ccf9f4 vector cleanup:
- change Delete to Remove
- return deleted element in Remove
- remove range checking (runtime does this for you)

R=gri
OCL=14714
CL=14714
2008-09-02 13:16:43 -07:00

62 lines
884 B
Go

// $G $F.go && $L $F.$A && ./$A.out
// 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.
package main
import vector "vector"
type S struct {
val int
}
func (p *S) Init(val int) *S {
p.val = val;
return p;
}
func test0() {
v := vector.New();
if v.Len() != 0 {
panic("len = ", v.Len(), "\n");
}
}
func test1() {
var a [1000] *S;
for i := 0; i < len(a); i++ {
a[i] = new(S).Init(i);
}
v := vector.New();
for i := 0; i < len(a); i++ {
v.Insert(0, a[i]);
if v.Len() != i + 1 {
panic("len = ", v.Len(), "\n");
}
}
for i := 0; i < v.Len(); i++ {
x := convert(*S, v.At(i));
if x.val != v.Len() - i - 1 {
panic("expected ", i, ", found ", x.val, "\n");
}
}
for v.Len() > 10 {
v.Remove(10);
}
}
func main() {
test0();
test1();
}