7a9389330e
gcc/: * gcc.c (default_compilers): Add entry for ".go". * common.opt: Add -static-libgo as a driver option. * doc/install.texi (Configuration): Mention libgo as an option for --enable-shared. Mention go as an option for --enable-languages. * doc/invoke.texi (Overall Options): Mention .go as a file name suffix. Mention go as a -x option. * doc/frontends.texi (G++ and GCC): Mention Go as a supported language. * doc/sourcebuild.texi (Top Level): Mention libgo. * doc/standards.texi (Standards): Add section on Go language. Move references for other languages into their own section. * doc/contrib.texi (Contributors): Mention that I contributed the Go frontend. gcc/testsuite/: * lib/go.exp: New file. * lib/go-dg.exp: New file. * lib/go-torture.exp: New file. * lib/target-supports.exp (check_compile): Match // Go. From-SVN: r167407
100 lines
2.0 KiB
Go
100 lines
2.0 KiB
Go
// 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 expvar
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import (
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"json"
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"testing"
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)
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func TestInt(t *testing.T) {
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reqs := NewInt("requests")
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if reqs.i != 0 {
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t.Errorf("reqs.i = %v, want 0", reqs.i)
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}
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if reqs != Get("requests").(*Int) {
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t.Errorf("Get() failed.")
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}
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reqs.Add(1)
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reqs.Add(3)
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if reqs.i != 4 {
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t.Errorf("reqs.i = %v, want 4", reqs.i)
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}
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if s := reqs.String(); s != "4" {
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t.Errorf("reqs.String() = %q, want \"4\"", s)
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}
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reqs.Set(-2)
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if reqs.i != -2 {
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t.Errorf("reqs.i = %v, want -2", reqs.i)
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}
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}
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func TestString(t *testing.T) {
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name := NewString("my-name")
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if name.s != "" {
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t.Errorf("name.s = %q, want \"\"", name.s)
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}
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name.Set("Mike")
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if name.s != "Mike" {
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t.Errorf("name.s = %q, want \"Mike\"", name.s)
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}
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if s := name.String(); s != "\"Mike\"" {
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t.Errorf("reqs.String() = %q, want \"\"Mike\"\"", s)
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}
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}
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func TestMapCounter(t *testing.T) {
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colours := NewMap("bike-shed-colours")
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colours.Add("red", 1)
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colours.Add("red", 2)
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colours.Add("blue", 4)
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if x := colours.m["red"].(*Int).i; x != 3 {
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t.Errorf("colours.m[\"red\"] = %v, want 3", x)
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}
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if x := colours.m["blue"].(*Int).i; x != 4 {
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t.Errorf("colours.m[\"blue\"] = %v, want 4", x)
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}
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// colours.String() should be '{"red":3, "blue":4}',
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// though the order of red and blue could vary.
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s := colours.String()
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var j interface{}
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err := json.Unmarshal([]byte(s), &j)
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if err != nil {
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t.Errorf("colours.String() isn't valid JSON: %v", err)
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}
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m, ok := j.(map[string]interface{})
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if !ok {
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t.Error("colours.String() didn't produce a map.")
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}
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red := m["red"]
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x, ok := red.(float64)
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if !ok {
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t.Error("red.Kind() is not a number.")
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}
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if x != 3 {
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t.Errorf("red = %v, want 3", x)
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}
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}
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func TestIntFunc(t *testing.T) {
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x := int(4)
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ix := IntFunc(func() int64 { return int64(x) })
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if s := ix.String(); s != "4" {
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t.Errorf("ix.String() = %v, want 4", s)
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}
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x++
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if s := ix.String(); s != "5" {
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t.Errorf("ix.String() = %v, want 5", s)
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}
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}
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