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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [timeout_test.go] - Blame information for rev 747

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// 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 net
 
import (
        "fmt"
        "runtime"
        "testing"
        "time"
)
 
func testTimeout(t *testing.T, network, addr string, readFrom bool) {
        fd, err := Dial(network, addr)
        if err != nil {
                t.Errorf("dial %s %s failed: %v", network, addr, err)
                return
        }
        defer fd.Close()
        what := "Read"
        if readFrom {
                what = "ReadFrom"
        }
 
        errc := make(chan error, 1)
        go func() {
                t0 := time.Now()
                fd.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
                var b [100]byte
                var n int
                var err1 error
                if readFrom {
                        n, _, err1 = fd.(PacketConn).ReadFrom(b[0:])
                } else {
                        n, err1 = fd.Read(b[0:])
                }
                t1 := time.Now()
                if n != 0 || err1 == nil || !err1.(Error).Timeout() {
                        errc <- fmt.Errorf("fd.%s on %s %s did not return 0, timeout: %v, %v", what, network, addr, n, err1)
                        return
                }
                if dt := t1.Sub(t0); dt < 50*time.Millisecond || dt > 250*time.Millisecond {
                        errc <- fmt.Errorf("fd.%s on %s %s took %s, expected 0.1s", what, network, addr, dt)
                        return
                }
                errc <- nil
        }()
        select {
        case err := <-errc:
                if err != nil {
                        t.Error(err)
                }
        case <-time.After(1 * time.Second):
                t.Errorf("%s on %s %s took over 1 second, expected 0.1s", what, network, addr)
        }
}
 
func TestTimeoutUDP(t *testing.T) {
        if runtime.GOOS == "plan9" {
                return
        }
        testTimeout(t, "udp", "127.0.0.1:53", false)
        testTimeout(t, "udp", "127.0.0.1:53", true)
}
 
func TestTimeoutTCP(t *testing.T) {
        if runtime.GOOS == "plan9" {
                return
        }
        // set up a listener that won't talk back
        listening := make(chan string)
        done := make(chan int)
        go runServe(t, "tcp", "127.0.0.1:0", listening, done)
        addr := <-listening
 
        testTimeout(t, "tcp", addr, false)
        <-done
}
 
func TestDeadlineReset(t *testing.T) {
        if runtime.GOOS == "plan9" {
                return
        }
        ln, err := Listen("tcp", "127.0.0.1:0")
        if err != nil {
                t.Fatal(err)
        }
        defer ln.Close()
        tl := ln.(*TCPListener)
        tl.SetDeadline(time.Now().Add(1 * time.Minute))
        tl.SetDeadline(time.Time{}) // reset it
        errc := make(chan error, 1)
        go func() {
                _, err := ln.Accept()
                errc <- err
        }()
        select {
        case <-time.After(50 * time.Millisecond):
                // Pass.
        case err := <-errc:
                // Accept should never return; we never
                // connected to it.
                t.Errorf("unexpected return from Accept; err=%v", err)
        }
}

Line No.	Rev	Author	Line
1	747	jeremybenn	`// Copyright 2009 The Go Authors. All rights reserved.`
2			`// Use of this source code is governed by a BSD-style`
3			`// license that can be found in the LICENSE file.`
4
5			`package net`
6
7			`import (`
8			`"fmt"`
9			`"runtime"`
10			`"testing"`
11			`"time"`
12			`)`
13
14			`func testTimeout(t *testing.T, network, addr string, readFrom bool) {`
15			`fd, err := Dial(network, addr)`
16			`if err != nil {`
17			`t.Errorf("dial %s %s failed: %v", network, addr, err)`
18			`return`
19			`}`
20			`defer fd.Close()`
21			`what := "Read"`
22			`if readFrom {`
23			`what = "ReadFrom"`
24			`}`
25
26			`errc := make(chan error, 1)`
27			`go func() {`
28			`t0 := time.Now()`
29			`fd.SetReadDeadline(time.Now().Add(100 * time.Millisecond))`
30			`var b [100]byte`
31			`var n int`
32			`var err1 error`
33			`if readFrom {`
34			`n, _, err1 = fd.(PacketConn).ReadFrom(b[0:])`
35			`} else {`
36			`n, err1 = fd.Read(b[0:])`
37			`}`
38			`t1 := time.Now()`
39			`if n != 0 \|\| err1 == nil \|\| !err1.(Error).Timeout() {`
40			`errc <- fmt.Errorf("fd.%s on %s %s did not return 0, timeout: %v, %v", what, network, addr, n, err1)`
41			`return`
42			`}`
43			`if dt := t1.Sub(t0); dt < 50time.Millisecond \|\| dt > 250time.Millisecond {`
44			`errc <- fmt.Errorf("fd.%s on %s %s took %s, expected 0.1s", what, network, addr, dt)`
45			`return`
46			`}`
47			`errc <- nil`
48			`}()`
49			`select {`
50			`case err := <-errc:`
51			`if err != nil {`
52			`t.Error(err)`
53			`}`
54			`case <-time.After(1 * time.Second):`
55			`t.Errorf("%s on %s %s took over 1 second, expected 0.1s", what, network, addr)`
56			`}`
57			`}`
58
59			`func TestTimeoutUDP(t *testing.T) {`
60			`if runtime.GOOS == "plan9" {`
61			`return`
62			`}`
63			`testTimeout(t, "udp", "127.0.0.1:53", false)`
64			`testTimeout(t, "udp", "127.0.0.1:53", true)`
65			`}`
66
67			`func TestTimeoutTCP(t *testing.T) {`
68			`if runtime.GOOS == "plan9" {`
69			`return`
70			`}`
71			`// set up a listener that won't talk back`
72			`listening := make(chan string)`
73			`done := make(chan int)`
74			`go runServe(t, "tcp", "127.0.0.1:0", listening, done)`
75			`addr := <-listening`
76
77			`testTimeout(t, "tcp", addr, false)`
78			`<-done`
79			`}`
80
81			`func TestDeadlineReset(t *testing.T) {`
82			`if runtime.GOOS == "plan9" {`
83			`return`
84			`}`
85			`ln, err := Listen("tcp", "127.0.0.1:0")`
86			`if err != nil {`
87			`t.Fatal(err)`
88			`}`
89			`defer ln.Close()`
90			`tl := ln.(*TCPListener)`
91			`tl.SetDeadline(time.Now().Add(1 * time.Minute))`
92			`tl.SetDeadline(time.Time{}) // reset it`
93			`errc := make(chan error, 1)`
94			`go func() {`
95			`_, err := ln.Accept()`
96			`errc <- err`
97			`}()`
98			`select {`
99			`case <-time.After(50 * time.Millisecond):`
100			`// Pass.`
101			`case err := <-errc:`
102			`// Accept should never return; we never`
103			`// connected to it.`
104			`t.Errorf("unexpected return from Accept; err=%v", err)`
105			`}`
106			`}`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [timeout_test.go] - Blame information for rev 747