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-rw-r--r--src/debug/macho/file_test.go210
1 files changed, 210 insertions, 0 deletions
diff --git a/src/debug/macho/file_test.go b/src/debug/macho/file_test.go
new file mode 100644
index 000000000..4797780ce
--- /dev/null
+++ b/src/debug/macho/file_test.go
@@ -0,0 +1,210 @@
+// 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 macho
+
+import (
+ "reflect"
+ "testing"
+)
+
+type fileTest struct {
+ file string
+ hdr FileHeader
+ segments []*SegmentHeader
+ sections []*SectionHeader
+}
+
+var fileTests = []fileTest{
+ {
+ "testdata/gcc-386-darwin-exec",
+ FileHeader{0xfeedface, Cpu386, 0x3, 0x2, 0xc, 0x3c0, 0x85},
+ []*SegmentHeader{
+ {LoadCmdSegment, 0x38, "__PAGEZERO", 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
+ {LoadCmdSegment, 0xc0, "__TEXT", 0x1000, 0x1000, 0x0, 0x1000, 0x7, 0x5, 0x2, 0x0},
+ {LoadCmdSegment, 0xc0, "__DATA", 0x2000, 0x1000, 0x1000, 0x1000, 0x7, 0x3, 0x2, 0x0},
+ {LoadCmdSegment, 0x7c, "__IMPORT", 0x3000, 0x1000, 0x2000, 0x1000, 0x7, 0x7, 0x1, 0x0},
+ {LoadCmdSegment, 0x38, "__LINKEDIT", 0x4000, 0x1000, 0x3000, 0x12c, 0x7, 0x1, 0x0, 0x0},
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ },
+ []*SectionHeader{
+ {"__text", "__TEXT", 0x1f68, 0x88, 0xf68, 0x2, 0x0, 0x0, 0x80000400},
+ {"__cstring", "__TEXT", 0x1ff0, 0xd, 0xff0, 0x0, 0x0, 0x0, 0x2},
+ {"__data", "__DATA", 0x2000, 0x14, 0x1000, 0x2, 0x0, 0x0, 0x0},
+ {"__dyld", "__DATA", 0x2014, 0x1c, 0x1014, 0x2, 0x0, 0x0, 0x0},
+ {"__jump_table", "__IMPORT", 0x3000, 0xa, 0x2000, 0x6, 0x0, 0x0, 0x4000008},
+ },
+ },
+ {
+ "testdata/gcc-amd64-darwin-exec",
+ FileHeader{0xfeedfacf, CpuAmd64, 0x80000003, 0x2, 0xb, 0x568, 0x85},
+ []*SegmentHeader{
+ {LoadCmdSegment64, 0x48, "__PAGEZERO", 0x0, 0x100000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
+ {LoadCmdSegment64, 0x1d8, "__TEXT", 0x100000000, 0x1000, 0x0, 0x1000, 0x7, 0x5, 0x5, 0x0},
+ {LoadCmdSegment64, 0x138, "__DATA", 0x100001000, 0x1000, 0x1000, 0x1000, 0x7, 0x3, 0x3, 0x0},
+ {LoadCmdSegment64, 0x48, "__LINKEDIT", 0x100002000, 0x1000, 0x2000, 0x140, 0x7, 0x1, 0x0, 0x0},
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ nil,
+ },
+ []*SectionHeader{
+ {"__text", "__TEXT", 0x100000f14, 0x6d, 0xf14, 0x2, 0x0, 0x0, 0x80000400},
+ {"__symbol_stub1", "__TEXT", 0x100000f81, 0xc, 0xf81, 0x0, 0x0, 0x0, 0x80000408},
+ {"__stub_helper", "__TEXT", 0x100000f90, 0x18, 0xf90, 0x2, 0x0, 0x0, 0x0},
+ {"__cstring", "__TEXT", 0x100000fa8, 0xd, 0xfa8, 0x0, 0x0, 0x0, 0x2},
+ {"__eh_frame", "__TEXT", 0x100000fb8, 0x48, 0xfb8, 0x3, 0x0, 0x0, 0x6000000b},
+ {"__data", "__DATA", 0x100001000, 0x1c, 0x1000, 0x3, 0x0, 0x0, 0x0},
+ {"__dyld", "__DATA", 0x100001020, 0x38, 0x1020, 0x3, 0x0, 0x0, 0x0},
+ {"__la_symbol_ptr", "__DATA", 0x100001058, 0x10, 0x1058, 0x2, 0x0, 0x0, 0x7},
+ },
+ },
+ {
+ "testdata/gcc-amd64-darwin-exec-debug",
+ FileHeader{0xfeedfacf, CpuAmd64, 0x80000003, 0xa, 0x4, 0x5a0, 0},
+ []*SegmentHeader{
+ nil,
+ {LoadCmdSegment64, 0x1d8, "__TEXT", 0x100000000, 0x1000, 0x0, 0x0, 0x7, 0x5, 0x5, 0x0},
+ {LoadCmdSegment64, 0x138, "__DATA", 0x100001000, 0x1000, 0x0, 0x0, 0x7, 0x3, 0x3, 0x0},
+ {LoadCmdSegment64, 0x278, "__DWARF", 0x100002000, 0x1000, 0x1000, 0x1bc, 0x7, 0x3, 0x7, 0x0},
+ },
+ []*SectionHeader{
+ {"__text", "__TEXT", 0x100000f14, 0x0, 0x0, 0x2, 0x0, 0x0, 0x80000400},
+ {"__symbol_stub1", "__TEXT", 0x100000f81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000408},
+ {"__stub_helper", "__TEXT", 0x100000f90, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0},
+ {"__cstring", "__TEXT", 0x100000fa8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2},
+ {"__eh_frame", "__TEXT", 0x100000fb8, 0x0, 0x0, 0x3, 0x0, 0x0, 0x6000000b},
+ {"__data", "__DATA", 0x100001000, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0},
+ {"__dyld", "__DATA", 0x100001020, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0},
+ {"__la_symbol_ptr", "__DATA", 0x100001058, 0x0, 0x0, 0x2, 0x0, 0x0, 0x7},
+ {"__debug_abbrev", "__DWARF", 0x100002000, 0x36, 0x1000, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_aranges", "__DWARF", 0x100002036, 0x30, 0x1036, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_frame", "__DWARF", 0x100002066, 0x40, 0x1066, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_info", "__DWARF", 0x1000020a6, 0x54, 0x10a6, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_line", "__DWARF", 0x1000020fa, 0x47, 0x10fa, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_pubnames", "__DWARF", 0x100002141, 0x1b, 0x1141, 0x0, 0x0, 0x0, 0x0},
+ {"__debug_str", "__DWARF", 0x10000215c, 0x60, 0x115c, 0x0, 0x0, 0x0, 0x0},
+ },
+ },
+}
+
+func TestOpen(t *testing.T) {
+ for i := range fileTests {
+ tt := &fileTests[i]
+
+ f, err := Open(tt.file)
+ if err != nil {
+ t.Error(err)
+ continue
+ }
+ if !reflect.DeepEqual(f.FileHeader, tt.hdr) {
+ t.Errorf("open %s:\n\thave %#v\n\twant %#v\n", tt.file, f.FileHeader, tt.hdr)
+ continue
+ }
+ for i, l := range f.Loads {
+ if i >= len(tt.segments) {
+ break
+ }
+ sh := tt.segments[i]
+ s, ok := l.(*Segment)
+ if sh == nil {
+ if ok {
+ t.Errorf("open %s, section %d: skipping %#v\n", tt.file, i, &s.SegmentHeader)
+ }
+ continue
+ }
+ if !ok {
+ t.Errorf("open %s, section %d: not *Segment\n", tt.file, i)
+ continue
+ }
+ have := &s.SegmentHeader
+ want := sh
+ if !reflect.DeepEqual(have, want) {
+ t.Errorf("open %s, segment %d:\n\thave %#v\n\twant %#v\n", tt.file, i, have, want)
+ }
+ }
+ tn := len(tt.segments)
+ fn := len(f.Loads)
+ if tn != fn {
+ t.Errorf("open %s: len(Loads) = %d, want %d", tt.file, fn, tn)
+ }
+
+ for i, sh := range f.Sections {
+ if i >= len(tt.sections) {
+ break
+ }
+ have := &sh.SectionHeader
+ want := tt.sections[i]
+ if !reflect.DeepEqual(have, want) {
+ t.Errorf("open %s, section %d:\n\thave %#v\n\twant %#v\n", tt.file, i, have, want)
+ }
+ }
+ tn = len(tt.sections)
+ fn = len(f.Sections)
+ if tn != fn {
+ t.Errorf("open %s: len(Sections) = %d, want %d", tt.file, fn, tn)
+ }
+
+ }
+}
+
+func TestOpenFailure(t *testing.T) {
+ filename := "file.go" // not a Mach-O file
+ _, err := Open(filename) // don't crash
+ if err == nil {
+ t.Errorf("open %s: succeeded unexpectedly", filename)
+ }
+}
+
+func TestOpenFat(t *testing.T) {
+ ff, err := OpenFat("testdata/fat-gcc-386-amd64-darwin-exec")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if ff.Magic != MagicFat {
+ t.Errorf("OpenFat: got magic number %#x, want %#x", ff.Magic, MagicFat)
+ }
+ if len(ff.Arches) != 2 {
+ t.Errorf("OpenFat: got %d architectures, want 2", len(ff.Arches))
+ }
+
+ for i := range ff.Arches {
+ arch := &ff.Arches[i]
+ ftArch := &fileTests[i]
+
+ if arch.Cpu != ftArch.hdr.Cpu || arch.SubCpu != ftArch.hdr.SubCpu {
+ t.Errorf("OpenFat: architecture #%d got cpu=%#x subtype=%#x, expected cpu=%#x, subtype=%#x", i, arch.Cpu, arch.SubCpu, ftArch.hdr.Cpu, ftArch.hdr.SubCpu)
+ }
+
+ if !reflect.DeepEqual(arch.FileHeader, ftArch.hdr) {
+ t.Errorf("OpenFat header:\n\tgot %#v\n\twant %#v\n", arch.FileHeader, ftArch.hdr)
+ }
+ }
+}
+
+func TestOpenFatFailure(t *testing.T) {
+ filename := "file.go" // not a Mach-O file
+ if _, err := OpenFat(filename); err == nil {
+ t.Errorf("OpenFat %s: succeeded unexpectedly", filename)
+ }
+
+ filename = "testdata/gcc-386-darwin-exec" // not a fat Mach-O
+ ff, err := OpenFat(filename)
+ if err != ErrNotFat {
+ t.Errorf("OpenFat %s: got %v, want ErrNotFat", filename, err)
+ }
+ if ff != nil {
+ t.Errorf("OpenFat %s: got %v, want nil", filename, ff)
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-20 16:04:46 +0000