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

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Line No. Rev Author Line
1 747 jeremybenn 
// 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 net
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import (
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        "flag"
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        "io"
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        "regexp"
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        "runtime"
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        "testing"
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)
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var runErrorTest = flag.Bool("run_error_test", false, "let TestDialError check for dns errors")
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type DialErrorTest struct {
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        Net     string
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        Raddr   string
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        Pattern string
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}
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var dialErrorTests = []DialErrorTest{
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        {
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                "datakit", "mh/astro/r70",
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                "dial datakit mh/astro/r70: unknown network datakit",
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        },
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        {
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                "tcp", "127.0.0.1:☺",
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                "dial tcp 127.0.0.1:☺: unknown port tcp/☺",
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        },
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        {
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                "tcp", "no-such-name.google.com.:80",
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                "dial tcp no-such-name.google.com.:80: lookup no-such-name.google.com.( on .*)?: no (.*)",
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        },
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        {
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                "tcp", "no-such-name.no-such-top-level-domain.:80",
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                "dial tcp no-such-name.no-such-top-level-domain.:80: lookup no-such-name.no-such-top-level-domain.( on .*)?: no (.*)",
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        },
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        {
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                "tcp", "no-such-name:80",
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                `dial tcp no-such-name:80: lookup no-such-name\.(.*\.)?( on .*)?: no (.*)`,
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        },
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        {
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                "tcp", "mh/astro/r70:http",
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                "dial tcp mh/astro/r70:http: lookup mh/astro/r70: invalid domain name",
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        },
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        {
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                "unix", "/etc/file-not-found",
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                "dial unix /etc/file-not-found: [nN]o such file or directory",
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        },
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        {
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                "unix", "/etc/",
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                "dial unix /etc/: ([pP]ermission denied|socket operation on non-socket|connection refused)",
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        },
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        {
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                "unixpacket", "/etc/file-not-found",
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                "dial unixpacket /etc/file-not-found: no such file or directory",
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        },
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        {
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                "unixpacket", "/etc/",
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                "dial unixpacket /etc/: (permission denied|socket operation on non-socket|connection refused)",
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        },
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}
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var duplicateErrorPattern = `dial (.*) dial (.*)`
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func TestDialError(t *testing.T) {
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        if !*runErrorTest {
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                t.Logf("test disabled; use --run_error_test to enable")
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                return
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        }
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        for i, tt := range dialErrorTests {
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                c, err := Dial(tt.Net, tt.Raddr)
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                if c != nil {
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                        c.Close()
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                }
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                if err == nil {
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                        t.Errorf("#%d: nil error, want match for %#q", i, tt.Pattern)
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                        continue
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                }
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                s := err.Error()
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                match, _ := regexp.MatchString(tt.Pattern, s)
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                if !match {
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                        t.Errorf("#%d: %q, want match for %#q", i, s, tt.Pattern)
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                }
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                match, _ = regexp.MatchString(duplicateErrorPattern, s)
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                if match {
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                        t.Errorf("#%d: %q, duplicate error return from Dial", i, s)
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                }
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        }
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}
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var revAddrTests = []struct {
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        Addr      string
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        Reverse   string
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        ErrPrefix string
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}{
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        {"1.2.3.4", "4.3.2.1.in-addr.arpa.", ""},
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        {"245.110.36.114", "114.36.110.245.in-addr.arpa.", ""},
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        {"::ffff:12.34.56.78", "78.56.34.12.in-addr.arpa.", ""},
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        {"::1", "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa.", ""},
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        {"1::", "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.ip6.arpa.", ""},
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        {"1234:567::89a:bcde", "e.d.c.b.a.9.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.6.5.0.4.3.2.1.ip6.arpa.", ""},
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        {"1234:567:fefe:bcbc:adad:9e4a:89a:bcde", "e.d.c.b.a.9.8.0.a.4.e.9.d.a.d.a.c.b.c.b.e.f.e.f.7.6.5.0.4.3.2.1.ip6.arpa.", ""},
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        {"1.2.3", "", "unrecognized address"},
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        {"1.2.3.4.5", "", "unrecognized address"},
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        {"1234:567:bcbca::89a:bcde", "", "unrecognized address"},
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        {"1234:567::bcbc:adad::89a:bcde", "", "unrecognized address"},
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}
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func TestReverseAddress(t *testing.T) {
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        for i, tt := range revAddrTests {
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                a, err := reverseaddr(tt.Addr)
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                if len(tt.ErrPrefix) > 0 && err == nil {
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                        t.Errorf("#%d: expected %q, got  (error)", i, tt.ErrPrefix)
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                        continue
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                }
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                if len(tt.ErrPrefix) == 0 && err != nil {
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                        t.Errorf("#%d: expected , got %q (error)", i, err)
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                }
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                if err != nil && err.(*DNSError).Err != tt.ErrPrefix {
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                        t.Errorf("#%d: expected %q, got %q (mismatched error)", i, tt.ErrPrefix, err.(*DNSError).Err)
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                }
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                if a != tt.Reverse {
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                        t.Errorf("#%d: expected %q, got %q (reverse address)", i, tt.Reverse, a)
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                }
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        }
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}
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func TestShutdown(t *testing.T) {
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        if runtime.GOOS == "plan9" {
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                return
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        }
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        l, err := Listen("tcp", "127.0.0.1:0")
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        if err != nil {
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                if l, err = Listen("tcp6", "[::1]:0"); err != nil {
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                        t.Fatalf("ListenTCP on :0: %v", err)
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                }
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        }
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        go func() {
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                c, err := l.Accept()
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                if err != nil {
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                        t.Fatalf("Accept: %v", err)
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                }
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                var buf [10]byte
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                n, err := c.Read(buf[:])
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                if n != 0 || err != io.EOF {
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                        t.Fatalf("server Read = %d, %v; want 0, io.EOF", n, err)
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                }
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                c.Write([]byte("response"))
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                c.Close()
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        }()
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        c, err := Dial("tcp", l.Addr().String())
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        if err != nil {
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                t.Fatalf("Dial: %v", err)
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        }
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        defer c.Close()
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        err = c.(*TCPConn).CloseWrite()
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        if err != nil {
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                t.Fatalf("CloseWrite: %v", err)
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        }
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        var buf [10]byte
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        n, err := c.Read(buf[:])
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        if err != nil {
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                t.Fatalf("client Read: %d, %v", n, err)
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        }
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        got := string(buf[:n])
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        if got != "response" {
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                t.Errorf("read = %q, want \"response\"", got)
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        }
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}

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