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path: root/src/cmd/newlink/prog_test.go
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Diffstat (limited to 'src/cmd/newlink/prog_test.go')
-rw-r--r--src/cmd/newlink/prog_test.go163
1 files changed, 0 insertions, 163 deletions
diff --git a/src/cmd/newlink/prog_test.go b/src/cmd/newlink/prog_test.go
deleted file mode 100644
index 0853506957..0000000000
--- a/src/cmd/newlink/prog_test.go
+++ /dev/null
@@ -1,163 +0,0 @@
-// Copyright 2014 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 main
-
-import (
- "bytes"
- "fmt"
- "io/ioutil"
- "testing"
-)
-
-// shiftProg adjusts the addresses in p.
-// It adds vdelta to all virtual addresses and fdelta to all file offsets.
-func shiftProg(p *Prog, vdelta Addr, fdelta Addr) {
- p.Entry += vdelta
- for _, seg := range p.Segments {
- seg.FileOffset += fdelta
- seg.VirtAddr += vdelta
- for _, sect := range seg.Sections {
- sect.VirtAddr += vdelta
- for _, sym := range sect.Syms {
- sym.Addr += vdelta
- }
- }
- }
-}
-
-// diffProg returns a list of differences between p and q,
-// assuming p is being checked and q is the correct answer.
-func diffProg(p, q *Prog) []string {
- var errors []string
- if p.UnmappedSize != q.UnmappedSize {
- errors = append(errors, fmt.Sprintf("p.UnmappedSize = %#x, want %#x", p.UnmappedSize, q.UnmappedSize))
- }
- if p.HeaderSize != q.HeaderSize {
- errors = append(errors, fmt.Sprintf("p.HeaderSize = %#x, want %#x", p.HeaderSize, q.HeaderSize))
- }
- if p.Entry != q.Entry {
- errors = append(errors, fmt.Sprintf("p.Entry = %#x, want %#x", p.Entry, q.Entry))
- }
- for i := 0; i < len(p.Segments) || i < len(q.Segments); i++ {
- if i >= len(p.Segments) {
- errors = append(errors, fmt.Sprintf("p missing segment %q", q.Segments[i].Name))
- continue
- }
- if i >= len(q.Segments) {
- errors = append(errors, fmt.Sprintf("p has extra segment %q", p.Segments[i].Name))
- continue
- }
- pseg := p.Segments[i]
- qseg := q.Segments[i]
- if pseg.Name != qseg.Name {
- errors = append(errors, fmt.Sprintf("segment %d Name = %q, want %q", i, pseg.Name, qseg.Name))
- continue // probably out of sync
- }
- if pseg.VirtAddr != qseg.VirtAddr {
- errors = append(errors, fmt.Sprintf("segment %q VirtAddr = %#x, want %#x", pseg.Name, pseg.VirtAddr, qseg.VirtAddr))
- }
- if pseg.VirtSize != qseg.VirtSize {
- errors = append(errors, fmt.Sprintf("segment %q VirtSize = %#x, want %#x", pseg.Name, pseg.VirtSize, qseg.VirtSize))
- }
- if pseg.FileOffset != qseg.FileOffset {
- errors = append(errors, fmt.Sprintf("segment %q FileOffset = %#x, want %#x", pseg.Name, pseg.FileOffset, qseg.FileOffset))
- }
- if pseg.FileSize != qseg.FileSize {
- errors = append(errors, fmt.Sprintf("segment %q FileSize = %#x, want %#x", pseg.Name, pseg.FileSize, qseg.FileSize))
- }
- if len(pseg.Data) != len(qseg.Data) {
- errors = append(errors, fmt.Sprintf("segment %q len(Data) = %d, want %d", pseg.Name, len(pseg.Data), len(qseg.Data)))
- } else if !bytes.Equal(pseg.Data, qseg.Data) {
- errors = append(errors, fmt.Sprintf("segment %q Data mismatch:\n\thave %x\n\twant %x", pseg.Name, pseg.Data, qseg.Data))
- }
-
- for j := 0; j < len(pseg.Sections) || j < len(qseg.Sections); j++ {
- if j >= len(pseg.Sections) {
- errors = append(errors, fmt.Sprintf("segment %q missing section %q", pseg.Name, qseg.Sections[i].Name))
- continue
- }
- if j >= len(qseg.Sections) {
- errors = append(errors, fmt.Sprintf("segment %q has extra section %q", pseg.Name, pseg.Sections[i].Name))
- continue
- }
- psect := pseg.Sections[j]
- qsect := qseg.Sections[j]
- if psect.Name != qsect.Name {
- errors = append(errors, fmt.Sprintf("segment %q, section %d Name = %q, want %q", pseg.Name, j, psect.Name, qsect.Name))
- continue // probably out of sync
- }
-
- if psect.VirtAddr != qsect.VirtAddr {
- errors = append(errors, fmt.Sprintf("segment %q section %q VirtAddr = %#x, want %#x", pseg.Name, psect.Name, psect.VirtAddr, qsect.VirtAddr))
- }
- if psect.Size != qsect.Size {
- errors = append(errors, fmt.Sprintf("segment %q section %q Size = %#x, want %#x", pseg.Name, psect.Name, psect.Size, qsect.Size))
- }
- if psect.Align != qsect.Align {
- errors = append(errors, fmt.Sprintf("segment %q section %q Align = %#x, want %#x", pseg.Name, psect.Name, psect.Align, qsect.Align))
- }
- }
- }
-
- return errors
-}
-
-// cloneProg returns a deep copy of p.
-func cloneProg(p *Prog) *Prog {
- q := new(Prog)
- *q = *p
- q.Segments = make([]*Segment, len(p.Segments))
- for i, seg := range p.Segments {
- q.Segments[i] = cloneSegment(seg)
- }
- return q
-}
-
-// cloneSegment returns a deep copy of seg.
-func cloneSegment(seg *Segment) *Segment {
- t := new(Segment)
- *t = *seg
- t.Sections = make([]*Section, len(seg.Sections))
- for i, sect := range seg.Sections {
- t.Sections[i] = cloneSection(sect)
- }
- t.Data = make([]byte, len(seg.Data))
- copy(t.Data, seg.Data)
- return t
-}
-
-// cloneSection returns a deep copy of section.
-func cloneSection(sect *Section) *Section {
- // At the moment, there's nothing we need to make a deep copy of.
- t := new(Section)
- *t = *sect
- return t
-}
-
-const saveMismatch = true
-
-// checkGolden checks that data matches the named file.
-// If not, it reports the error to the test.
-func checkGolden(t *testing.T, data []byte, name string) {
- golden := mustParseHexdumpFile(t, name)
- if !bytes.Equal(data, golden) {
- if saveMismatch {
- ioutil.WriteFile(name+".raw", data, 0666)
- ioutil.WriteFile(name+".hex", []byte(hexdump(data)), 0666)
- }
- // TODO(rsc): A better diff would be nice, as needed.
- i := 0
- for i < len(data) && i < len(golden) && data[i] == golden[i] {
- i++
- }
- if i >= len(data) {
- t.Errorf("%s: output file shorter than expected: have %d bytes, want %d", name, len(data), len(golden))
- } else if i >= len(golden) {
- t.Errorf("%s: output file larger than expected: have %d bytes, want %d", name, len(data), len(golden))
- } else {
- t.Errorf("%s: output file differs at byte %d: have %#02x, want %#02x", name, i, data[i], golden[i])
- }
- }
-}