mirror of
https://github.com/golang/go
synced 2024-11-05 14:36:11 -07:00
497 lines
10 KiB
Go
497 lines
10 KiB
Go
// $G $F.go && $L $F.$A && ./$A.out
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// Copyright 2009 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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package main
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import (
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"fmt";
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"strconv";
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)
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const arraylen = 2; // BUG: shouldn't need this
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func P(a []string) string {
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s := "{";
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for i := 0; i < len(a); i++ {
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if i > 0 {
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s += ","
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}
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s += `"` + a[i] + `"`;
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}
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s +="}";
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return s;
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}
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func main() {
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// Test a map literal.
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mlit := map[string] int { "0":0, "1":1, "2":2, "3":3, "4":4 };
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for i := 0; i < len(mlit); i++ {
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s := string([]byte{byte(i)+'0'});
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if mlit[s] != i {
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fmt.Printf("mlit[%s] = %d\n", s, mlit[s])
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}
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}
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mib := make(map[int] bool);
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mii := make(map[int] int);
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mfi := make(map[float] int);
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mif := make(map[int] float);
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msi := make(map[string] int);
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mis := make(map[int] string);
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mss := make(map[string] string);
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mspa := make(map[string] []string);
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// BUG need an interface map both ways too
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type T struct {
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i int64; // can't use string here; struct values are only compared at the top level
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f float;
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};
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mipT := make(map[int] *T);
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mpTi := make(map[*T] int);
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mit := make(map[int] T);
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// mti := make(map[T] int);
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type M map[int] int;
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mipM := make(map[int] M);
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const count = 1000;
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var apT [2*count]*T;
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for i := 0; i < count; i++ {
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s := strconv.Itoa(i);
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s10 := strconv.Itoa(i*10);
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f := float(i);
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t := T{int64(i),f};
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apT[i] = new(T);
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apT[i].i = int64(i);
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apT[i].f = f;
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apT[2*i] = new(T); // need twice as many entries as we use, for the nonexistence check
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apT[2*i].i = int64(i);
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apT[2*i].f = f;
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m := M{i: i+1};
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mib[i] = (i != 0);
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mii[i] = 10*i;
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mfi[float(i)] = 10*i;
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mif[i] = 10.0*f;
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mis[i] = s;
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msi[s] = i;
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mss[s] = s10;
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mss[s] = s10;
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as := make([]string, arraylen);
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as[0] = s10;
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as[1] = s10;
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mspa[s] = as;
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mipT[i] = apT[i];
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mpTi[apT[i]] = i;
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mipM[i] = m;
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mit[i] = t;
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// mti[t] = i;
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}
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// test len
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if len(mib) != count {
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fmt.Printf("len(mib) = %d\n", len(mib));
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}
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if len(mii) != count {
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fmt.Printf("len(mii) = %d\n", len(mii));
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}
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if len(mfi) != count {
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fmt.Printf("len(mfi) = %d\n", len(mfi));
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}
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if len(mif) != count {
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fmt.Printf("len(mif) = %d\n", len(mif));
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}
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if len(msi) != count {
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fmt.Printf("len(msi) = %d\n", len(msi));
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}
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if len(mis) != count {
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fmt.Printf("len(mis) = %d\n", len(mis));
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}
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if len(mss) != count {
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fmt.Printf("len(mss) = %d\n", len(mss));
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}
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if len(mspa) != count {
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fmt.Printf("len(mspa) = %d\n", len(mspa));
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}
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if len(mipT) != count {
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fmt.Printf("len(mipT) = %d\n", len(mipT));
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}
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if len(mpTi) != count {
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fmt.Printf("len(mpTi) = %d\n", len(mpTi));
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}
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// if len(mti) != count {
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// fmt.Printf("len(mti) = %d\n", len(mti));
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// }
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if len(mipM) != count {
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fmt.Printf("len(mipM) = %d\n", len(mipM));
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}
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// if len(mti) != count {
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// fmt.Printf("len(mti) = %d\n", len(mti));
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// }
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if len(mit) != count {
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fmt.Printf("len(mit) = %d\n", len(mit));
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}
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// test construction directly
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for i := 0; i < count; i++ {
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s := strconv.Itoa(i);
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s10 := strconv.Itoa(i*10);
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f := float(i);
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t := T{int64(i), f};
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// BUG m := M(i, i+1);
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if mib[i] != (i != 0) {
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fmt.Printf("mib[%d] = %t\n", i, mib[i]);
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}
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if(mii[i] != 10*i) {
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fmt.Printf("mii[%d] = %d\n", i, mii[i]);
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}
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if(mfi[f] != 10*i) {
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fmt.Printf("mfi[%d] = %d\n", i, mfi[f]);
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}
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if(mif[i] != 10.0*f) {
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fmt.Printf("mif[%d] = %g\n", i, mif[i]);
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}
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if(mis[i] != s) {
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fmt.Printf("mis[%d] = %s\n", i, mis[i]);
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}
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if(msi[s] != i) {
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fmt.Printf("msi[%s] = %d\n", s, msi[s]);
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}
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if mss[s] != s10 {
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fmt.Printf("mss[%s] = %g\n", s, mss[s]);
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}
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for j := 0; j < arraylen; j++ {
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if mspa[s][j] != s10 {
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fmt.Printf("mspa[%s][%d] = %s\n", s, j, mspa[s][j]);
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}
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}
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if(mipT[i].i != int64(i) || mipT[i].f != f) {
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fmt.Printf("mipT[%d] = %v\n", i, mipT[i]);
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}
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if(mpTi[apT[i]] != i) {
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fmt.Printf("mpTi[apT[%d]] = %d\n", i, mpTi[apT[i]]);
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}
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// if(mti[t] != i) {
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// fmt.Printf("mti[%s] = %s\n", s, mti[t]);
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// }
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if (mipM[i][i] != i + 1) {
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fmt.Printf("mipM[%d][%d] = %d\n", i, i, mipM[i][i]);
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}
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// if(mti[t] != i) {
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// fmt.Printf("mti[%v] = %d\n", t, mti[t]);
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// }
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if(mit[i].i != int64(i) || mit[i].f != f) {
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fmt.Printf("mit[%d] = {%d %g}\n", i, mit[i].i, mit[i].f);
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}
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}
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// test existence with tuple check
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// failed lookups yield a false value for the boolean.
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for i := 0; i < count; i++ {
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s := strconv.Itoa(i);
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f := float(i);
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t := T{int64(i), f};
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{
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a, b := mib[i];
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if !b {
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fmt.Printf("tuple existence decl: mib[%d]\n", i);
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}
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a, b = mib[i];
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if !b {
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fmt.Printf("tuple existence assign: mib[%d]\n", i);
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}
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}
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{
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a, b := mii[i];
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if !b {
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fmt.Printf("tuple existence decl: mii[%d]\n", i);
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}
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a, b = mii[i];
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if !b {
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fmt.Printf("tuple existence assign: mii[%d]\n", i);
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}
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}
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{
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a, b := mfi[f];
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if !b {
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fmt.Printf("tuple existence decl: mfi[%d]\n", i);
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}
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a, b = mfi[f];
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if !b {
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fmt.Printf("tuple existence assign: mfi[%d]\n", i);
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}
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}
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{
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a, b := mif[i];
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if !b {
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fmt.Printf("tuple existence decl: mif[%d]\n", i);
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}
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a, b = mif[i];
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if !b {
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fmt.Printf("tuple existence assign: mif[%d]\n", i);
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}
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}
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{
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a, b := mis[i];
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if !b {
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fmt.Printf("tuple existence decl: mis[%d]\n", i);
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}
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a, b = mis[i];
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if !b {
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fmt.Printf("tuple existence assign: mis[%d]\n", i);
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}
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}
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{
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a, b := msi[s];
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if !b {
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fmt.Printf("tuple existence decl: msi[%d]\n", i);
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}
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a, b = msi[s];
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if !b {
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fmt.Printf("tuple existence assign: msi[%d]\n", i);
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}
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}
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{
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a, b := mss[s];
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if !b {
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fmt.Printf("tuple existence decl: mss[%d]\n", i);
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}
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a, b = mss[s];
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if !b {
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fmt.Printf("tuple existence assign: mss[%d]\n", i);
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}
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}
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{
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a, b := mspa[s];
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if !b {
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fmt.Printf("tuple existence decl: mspa[%d]\n", i);
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}
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a, b = mspa[s];
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if !b {
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fmt.Printf("tuple existence assign: mspa[%d]\n", i);
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}
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}
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{
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a, b := mipT[i];
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if !b {
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fmt.Printf("tuple existence decl: mipT[%d]\n", i);
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}
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a, b = mipT[i];
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if !b {
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fmt.Printf("tuple existence assign: mipT[%d]\n", i);
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}
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}
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{
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a, b := mpTi[apT[i]];
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if !b {
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fmt.Printf("tuple existence decl: mpTi[apT[%d]]\n", i);
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}
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a, b = mpTi[apT[i]];
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if !b {
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fmt.Printf("tuple existence assign: mpTi[apT[%d]]\n", i);
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}
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}
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{
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a, b := mipM[i];
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if !b {
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fmt.Printf("tuple existence decl: mipM[%d]\n", i);
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}
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a, b = mipM[i];
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if !b {
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fmt.Printf("tuple existence assign: mipM[%d]\n", i);
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}
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}
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{
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a, b := mit[i];
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if !b {
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fmt.Printf("tuple existence decl: mit[%d]\n", i);
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}
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a, b = mit[i];
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if !b {
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fmt.Printf("tuple existence assign: mit[%d]\n", i);
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}
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}
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// {
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// a, b := mti[t];
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// if !b {
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// fmt.Printf("tuple existence decl: mti[%d]\n", i);
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// }
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// a, b = mti[t];
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// if !b {
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// fmt.Printf("tuple existence assign: mti[%d]\n", i);
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// }
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// }
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}
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// test nonexistence with tuple check
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// failed lookups yield a false value for the boolean.
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for i := count; i < 2*count; i++ {
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s := strconv.Itoa(i);
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f := float(i);
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t := T{int64(i),f};
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{
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a, b := mib[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mib[%d]", i);
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}
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a, b = mib[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mib[%d]", i);
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}
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}
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{
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a, b := mii[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mii[%d]", i);
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}
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a, b = mii[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mii[%d]", i);
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}
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}
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{
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a, b := mfi[f];
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if b {
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fmt.Printf("tuple nonexistence decl: mfi[%d]", i);
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}
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a, b = mfi[f];
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if b {
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fmt.Printf("tuple nonexistence assign: mfi[%d]", i);
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}
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}
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{
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a, b := mif[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mif[%d]", i);
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}
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a, b = mif[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mif[%d]", i);
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}
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}
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{
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a, b := mis[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mis[%d]", i);
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}
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a, b = mis[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mis[%d]", i);
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}
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}
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{
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a, b := msi[s];
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if b {
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fmt.Printf("tuple nonexistence decl: msi[%d]", i);
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}
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a, b = msi[s];
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if b {
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fmt.Printf("tuple nonexistence assign: msi[%d]", i);
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}
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}
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{
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a, b := mss[s];
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if b {
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fmt.Printf("tuple nonexistence decl: mss[%d]", i);
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}
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a, b = mss[s];
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if b {
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fmt.Printf("tuple nonexistence assign: mss[%d]", i);
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}
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}
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{
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a, b := mspa[s];
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if b {
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fmt.Printf("tuple nonexistence decl: mspa[%d]", i);
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}
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a, b = mspa[s];
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if b {
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fmt.Printf("tuple nonexistence assign: mspa[%d]", i);
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}
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}
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{
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a, b := mipT[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mipT[%d]", i);
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}
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a, b = mipT[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mipT[%d]", i);
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}
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}
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{
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a, b := mpTi[apT[i]];
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if b {
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fmt.Printf("tuple nonexistence decl: mpTi[apt[%d]]", i);
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}
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a, b = mpTi[apT[i]];
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if b {
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fmt.Printf("tuple nonexistence assign: mpTi[apT[%d]]", i);
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}
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}
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{
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a, b := mipM[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mipM[%d]", i);
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}
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a, b = mipM[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mipM[%d]", i);
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}
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}
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// {
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// a, b := mti[t];
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// if b {
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// fmt.Printf("tuple nonexistence decl: mti[%d]", i);
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// }
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// a, b = mti[t];
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// if b {
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// fmt.Printf("tuple nonexistence assign: mti[%d]", i);
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// }
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// }
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{
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a, b := mit[i];
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if b {
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fmt.Printf("tuple nonexistence decl: mit[%d]", i);
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}
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a, b = mit[i];
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if b {
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fmt.Printf("tuple nonexistence assign: mit[%d]", i);
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}
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}
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}
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// tests for structured map element updates
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for i := 0; i < count; i++ {
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s := strconv.Itoa(i);
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mspa[s][i % 2] = "deleted";
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if mspa[s][i % 2] != "deleted" {
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fmt.Printf("update mspa[%s][%d] = %s\n", s, i %2, mspa[s][i % 2]);
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}
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mipT[i].i += 1;
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if mipT[i].i != int64(i)+1 {
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fmt.Printf("update mipT[%d].i = %d\n", i, mipT[i].i);
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}
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mipT[i].f = float(i + 1);
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if (mipT[i].f != float(i + 1)) {
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fmt.Printf("update mipT[%d].f = %g\n", i, mipT[i].f);
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}
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mipM[i][i]++;
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if mipM[i][i] != (i + 1) + 1 {
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fmt.Printf("update mipM[%d][%d] = %i\n", i, i, mipM[i][i]);
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}
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}
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// test range on nil map
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var mnil map[string] int;
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for x, y := range mnil {
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panic("range mnil");
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}
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}
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