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go/doc/progs/error2.go
Josh Bleecher Snyder 5451fff475 doc/progs: rewrite test driver in Go
The tests in doc/progs appear to have been originally written
for use with the old test driver. At some later point,
they acquired their own test driver.
Both ran tests in serial.

This CL rewrites the current test driver in Go,
runs tests concurrently, and cleans up
historical artifacts from the old drivers.

The primary motivation is to speed up all.bash.
On my laptop, using tip, this CL reduces doc/progs test
wall time from 26s to 7s. The savings will remain
even when the compiler gets faster. Using Go 1.4,
this CL reduces test wall time from 15s to 4s.

Change-Id: Iae945a8490222beee76e8a2118a0d7956092f543
Reviewed-on: https://go-review.googlesource.com/8410
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-04-07 00:41:59 +00:00

55 lines
1.1 KiB
Go

// Copyright 2011 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.
// This file contains the code snippets included in "Error Handling and Go."
package main
import (
"net/http"
"text/template"
)
func init() {
http.HandleFunc("/view", viewRecord)
}
func viewRecord(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
key := datastore.NewKey(c, "Record", r.FormValue("id"), 0, nil)
record := new(Record)
if err := datastore.Get(c, key, record); err != nil {
http.Error(w, err.Error(), 500)
return
}
if err := viewTemplate.Execute(w, record); err != nil {
http.Error(w, err.Error(), 500)
}
}
// STOP OMIT
type ap struct{}
func (ap) NewContext(*http.Request) *ctx { return nil }
type ctx struct{}
func (*ctx) Errorf(string, ...interface{}) {}
var appengine ap
type ds struct{}
func (ds) NewKey(*ctx, string, string, int, *int) string { return "" }
func (ds) Get(*ctx, string, *Record) error { return nil }
var datastore ds
type Record struct{}
var viewTemplate *template.Template
func main() {}