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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [go/] [printer/] [testdata/] [linebreaks.input] - 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 linebreaks

import (
        "bytes"
        "fmt"
        "io"
        "os"
        "reflect"
        "strings"
        "testing"
)

type writerTestEntry struct {
        header *Header
        contents string
}

type writerTest struct {
        file string  // filename of expected output
        entries []*writerTestEntry
}

var writerTests = []*writerTest{
        &writerTest{
                file: "testdata/writer.tar",
                entries: []*writerTestEntry{
                        &writerTestEntry{
                                header: &Header{
                                        Name: "small.txt",
                                        Mode: 0640,
                                        Uid: 73025,
                                        Gid: 5000,
                                        Size: 5,
                                        Mtime: 1246508266,
                                        Typeflag: '0',
                                        Uname: "dsymonds",
                                        Gname: "eng",
                                },
                                contents: "Kilts",
                        },
                        &writerTestEntry{
                                header: &Header{
                                        Name: "small2.txt",
                                        Mode: 0640,
                                        Uid: 73025,
                                        Gid: 5000,
                                        Size: 11,
                                        Mtime: 1245217492,
                                        Typeflag: '0',
                                        Uname: "dsymonds",
                                        Gname: "eng",
                                },
                                contents: "Google.com\n",
                        },
                },
        },
        // The truncated test file was produced using these commands:
        //   dd if=/dev/zero bs=1048576 count=16384 > /tmp/16gig.txt
        //   tar -b 1 -c -f- /tmp/16gig.txt | dd bs=512 count=8 > writer-big.tar
        &writerTest{
                file: "testdata/writer-big.tar",
                entries: []*writerTestEntry{
                        &writerTestEntry{
                                header: &Header{
                                        Name: "tmp/16gig.txt",
                                        Mode: 0640,
                                        Uid: 73025,
                                        Gid: 5000,
                                        Size: 16 << 30,
                                        Mtime: 1254699560,
                                        Typeflag: '0',
                                        Uname: "dsymonds",
                                        Gname: "eng",
                                },
                                // no contents
                        },
                },
        },
}

type untarTest struct {
        file string
        headers []*Header
}

var untarTests = []*untarTest{
        &untarTest{
                file: "testdata/gnu.tar",
                headers: []*Header{
                        &Header{
                                Name: "small.txt",
                                Mode: 0640,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 5,
                                Mtime: 1244428340,
                                Typeflag: '0',
                                Uname: "dsymonds",
                                Gname: "eng",
                        },
                        &Header{
                                Name: "small2.txt",
                                Mode: 0640,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 11,
                                Mtime: 1244436044,
                                Typeflag: '0',
                                Uname: "dsymonds",
                                Gname: "eng",
                        },
                },
        },
        &untarTest{
                file: "testdata/star.tar",
                headers: []*Header{
                        &Header{
                                Name: "small.txt",
                                Mode: 0640,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 5,
                                Mtime: 1244592783,
                                Typeflag: '0',
                                Uname: "dsymonds",
                                Gname: "eng",
                                Atime: 1244592783,
                                Ctime: 1244592783,
                        },
                        &Header{
                                Name: "small2.txt",
                                Mode: 0640,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 11,
                                Mtime: 1244592783,
                                Typeflag: '0',
                                Uname: "dsymonds",
                                Gname: "eng",
                                Atime: 1244592783,
                                Ctime: 1244592783,
                        },
                },
        },
        &untarTest{
                file: "testdata/v7.tar",
                headers: []*Header{
                        &Header{
                                Name: "small.txt",
                                Mode: 0444,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 5,
                                Mtime: 1244593104,
                                Typeflag: '\x00',
                        },
                        &Header{
                                Name: "small2.txt",
                                Mode: 0444,
                                Uid: 73025,
                                Gid: 5000,
                                Size: 11,
                                Mtime: 1244593104,
                                Typeflag: '\x00',
                        },
                },
        },
}

var facts = map[int] string {
        0: "1",
        1: "1",
        2: "2",
        10: "3628800",
        20: "2432902008176640000",
        100: "933262154439441526816992388562667004907159682643816214685929" +
                "638952175999932299156089414639761565182862536979208272237582" +
                "51185210916864000000000000000000000000",
}

func usage() {
        fmt.Fprintf(os.Stderr,
                // TODO(gri): the 2nd string of this string list should not be indented
                "usage: godoc package [name ...]\n" +
                "       godoc -http=:6060\n")
        flag.PrintDefaults()
        os.Exit(2)
}

func TestReader(t *testing.T) {
testLoop:
        for i, test := range untarTests {
                f, err := os.Open(test.file, os.O_RDONLY, 0444)
                if err != nil {
                        t.Errorf("test %d: Unexpected error: %v", i, err)
                        continue
                }
                tr := NewReader(f)
                for j, header := range test.headers {
                        hdr, err := tr.Next()
                        if err != nil || hdr == nil {
                                t.Errorf("test %d, entry %d: Didn't get entry: %v", i, j, err)
                                f.Close()
                                continue testLoop
                        }
                        if !reflect.DeepEqual(hdr, header) {
                                t.Errorf("test %d, entry %d: Incorrect header:\nhave %+v\nwant %+v",
                                         i, j, *hdr, *header)
                        }
                }
                hdr, err := tr.Next()
                if hdr != nil || err != nil {
                        t.Errorf("test %d: Unexpected entry or error: hdr=%v err=%v", i, err)
                }
                f.Close()
        }
}

// Respect line breaks in function calls.
func _() {
        f(x)
        f(x,
          x)
        f(x,
          x,
        )
        f(
          x,
          x)
        f(
          x,
          x,
        )
}

// Respect line breaks in function declarations.
func _(x T) {}
func _(x T,
       y T) {}
func _(x T,
       y T,
) {}
func _(
       x T,
       y T) {}
func _(
       x T,
       y T,
) {}

// Example from issue 2597.
func ManageStatus0(
        in <-chan *Status,
        req <-chan Request,
        stat chan<- *TargetInfo,
        TargetHistorySize int) {
}
    
func ManageStatus1(
        in <-chan *Status,
        req <-chan Request,
        stat chan<- *TargetInfo,
        TargetHistorySize int,
) {
}
    
// There should be exactly one linebreak after this comment.

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