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path: root/libgo/go/debug/pe/file_test.go
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Diffstat (limited to 'libgo/go/debug/pe/file_test.go')
-rw-r--r--libgo/go/debug/pe/file_test.go116
1 files changed, 91 insertions, 25 deletions
diff --git a/libgo/go/debug/pe/file_test.go b/libgo/go/debug/pe/file_test.go
index 0d73969bca9..316a569ede9 100644
--- a/libgo/go/debug/pe/file_test.go
+++ b/libgo/go/debug/pe/file_test.go
@@ -5,24 +5,30 @@
package pe
import (
+ "debug/dwarf"
+ "io/ioutil"
+ "os"
+ "os/exec"
+ "path/filepath"
"reflect"
+ "runtime"
"testing"
)
type fileTest struct {
- file string
- hdr FileHeader
- opthdr interface{}
- sections []*SectionHeader
- symbols []*Symbol
+ file string
+ hdr FileHeader
+ opthdr interface{}
+ sections []*SectionHeader
+ symbols []*Symbol
+ hasNoDwarfInfo bool
}
var fileTests = []fileTest{
{
- "testdata/gcc-386-mingw-obj",
- FileHeader{0x014c, 0x000c, 0x0, 0x64a, 0x1e, 0x0, 0x104},
- nil,
- []*SectionHeader{
+ file: "testdata/gcc-386-mingw-obj",
+ hdr: FileHeader{0x014c, 0x000c, 0x0, 0x64a, 0x1e, 0x0, 0x104},
+ sections: []*SectionHeader{
{".text", 0, 0, 36, 500, 1440, 0, 3, 0, 0x60300020},
{".data", 0, 0, 0, 0, 0, 0, 0, 0, 3224371264},
{".bss", 0, 0, 0, 0, 0, 0, 0, 0, 3224371328},
@@ -36,7 +42,7 @@ var fileTests = []fileTest{
{".debug_pubtypes", 0, 0, 38, 1370, 1580, 0, 1, 0, 1108344832},
{".debug_aranges", 0, 0, 32, 1408, 1590, 0, 2, 0, 1108344832},
},
- []*Symbol{
+ symbols: []*Symbol{
{".file", 0x0, -2, 0x0, 0x67},
{"_main", 0x0, 1, 0x20, 0x2},
{".text", 0x0, 1, 0x0, 0x3},
@@ -56,9 +62,9 @@ var fileTests = []fileTest{
},
},
{
- "testdata/gcc-386-mingw-exec",
- FileHeader{0x014c, 0x000f, 0x4c6a1b60, 0x3c00, 0x282, 0xe0, 0x107},
- &OptionalHeader32{
+ file: "testdata/gcc-386-mingw-exec",
+ hdr: FileHeader{0x014c, 0x000f, 0x4c6a1b60, 0x3c00, 0x282, 0xe0, 0x107},
+ opthdr: &OptionalHeader32{
0x10b, 0x2, 0x38, 0xe00, 0x1a00, 0x200, 0x1160, 0x1000, 0x2000, 0x400000, 0x1000, 0x200, 0x4, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x10000, 0x400, 0x14abb, 0x3, 0x0, 0x200000, 0x1000, 0x100000, 0x1000, 0x0, 0x10,
[16]DataDirectory{
{0x0, 0x0},
@@ -79,7 +85,7 @@ var fileTests = []fileTest{
{0x0, 0x0},
},
},
- []*SectionHeader{
+ sections: []*SectionHeader{
{".text", 0xcd8, 0x1000, 0xe00, 0x400, 0x0, 0x0, 0x0, 0x0, 0x60500060},
{".data", 0x10, 0x2000, 0x200, 0x1200, 0x0, 0x0, 0x0, 0x0, 0xc0300040},
{".rdata", 0x120, 0x3000, 0x200, 0x1400, 0x0, 0x0, 0x0, 0x0, 0x40300040},
@@ -96,13 +102,11 @@ var fileTests = []fileTest{
{".debug_frame", 0x34, 0xe000, 0x200, 0x3800, 0x0, 0x0, 0x0, 0x0, 0x42300000},
{".debug_loc", 0x38, 0xf000, 0x200, 0x3a00, 0x0, 0x0, 0x0, 0x0, 0x42100000},
},
- []*Symbol{},
},
{
- "testdata/gcc-amd64-mingw-obj",
- FileHeader{0x8664, 0x6, 0x0, 0x198, 0x12, 0x0, 0x4},
- nil,
- []*SectionHeader{
+ file: "testdata/gcc-amd64-mingw-obj",
+ hdr: FileHeader{0x8664, 0x6, 0x0, 0x198, 0x12, 0x0, 0x4},
+ sections: []*SectionHeader{
{".text", 0x0, 0x0, 0x30, 0x104, 0x15c, 0x0, 0x3, 0x0, 0x60500020},
{".data", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0500040},
{".bss", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0500080},
@@ -110,7 +114,7 @@ var fileTests = []fileTest{
{".xdata", 0x0, 0x0, 0xc, 0x144, 0x0, 0x0, 0x0, 0x0, 0x40300040},
{".pdata", 0x0, 0x0, 0xc, 0x150, 0x17a, 0x0, 0x3, 0x0, 0x40300040},
},
- []*Symbol{
+ symbols: []*Symbol{
{".file", 0x0, -2, 0x0, 0x67},
{"main", 0x0, 1, 0x20, 0x2},
{".text", 0x0, 1, 0x0, 0x3},
@@ -122,11 +126,12 @@ var fileTests = []fileTest{
{"__main", 0x0, 0, 0x20, 0x2},
{"puts", 0x0, 0, 0x20, 0x2},
},
+ hasNoDwarfInfo: true,
},
{
- "testdata/gcc-amd64-mingw-exec",
- FileHeader{0x8664, 0x11, 0x53e4364f, 0x39600, 0x6fc, 0xf0, 0x27},
- &OptionalHeader64{
+ file: "testdata/gcc-amd64-mingw-exec",
+ hdr: FileHeader{0x8664, 0x11, 0x53e4364f, 0x39600, 0x6fc, 0xf0, 0x27},
+ opthdr: &OptionalHeader64{
0x20b, 0x2, 0x16, 0x6a00, 0x2400, 0x1600, 0x14e0, 0x1000, 0x400000, 0x1000, 0x200, 0x4, 0x0, 0x0, 0x0, 0x5, 0x2, 0x0, 0x45000, 0x600, 0x46f19, 0x3, 0x0, 0x200000, 0x1000, 0x100000, 0x1000, 0x0, 0x10,
[16]DataDirectory{
{0x0, 0x0},
@@ -146,7 +151,7 @@ var fileTests = []fileTest{
{0x0, 0x0},
{0x0, 0x0},
}},
- []*SectionHeader{
+ sections: []*SectionHeader{
{".text", 0x6860, 0x1000, 0x6a00, 0x600, 0x0, 0x0, 0x0, 0x0, 0x60500020},
{".data", 0xe0, 0x8000, 0x200, 0x7000, 0x0, 0x0, 0x0, 0x0, 0xc0500040},
{".rdata", 0x6b0, 0x9000, 0x800, 0x7200, 0x0, 0x0, 0x0, 0x0, 0x40600040},
@@ -165,7 +170,6 @@ var fileTests = []fileTest{
{".debug_loc", 0x13240, 0x30000, 0x13400, 0x25600, 0x0, 0x0, 0x0, 0x0, 0x42100040},
{".debug_ranges", 0xa70, 0x44000, 0xc00, 0x38a00, 0x0, 0x0, 0x0, 0x0, 0x42100040},
},
- []*Symbol{},
},
}
@@ -231,6 +235,12 @@ func TestOpen(t *testing.T) {
t.Errorf("open %s, symbol %d:\n\thave %#v\n\twant %#v\n", tt.file, i, have, want)
}
}
+ if !tt.hasNoDwarfInfo {
+ _, err = f.DWARF()
+ if err != nil {
+ t.Errorf("fetching %s dwarf details failed: %v", tt.file, err)
+ }
+ }
}
}
@@ -241,3 +251,59 @@ func TestOpenFailure(t *testing.T) {
t.Errorf("open %s: succeeded unexpectedly", filename)
}
}
+
+func TestDWARF(t *testing.T) {
+ if runtime.GOOS != "windows" {
+ t.Skip("skipping windows only test")
+ }
+
+ tmpdir, err := ioutil.TempDir("", "TestDWARF")
+ if err != nil {
+ t.Fatal("TempDir failed: ", err)
+ }
+ defer os.RemoveAll(tmpdir)
+
+ prog := `
+package main
+func main() {
+}
+`
+ src := filepath.Join(tmpdir, "a.go")
+ exe := filepath.Join(tmpdir, "a.exe")
+ err = ioutil.WriteFile(src, []byte(prog), 0644)
+ output, err := exec.Command("go", "build", "-o", exe, src).CombinedOutput()
+ if err != nil {
+ t.Fatalf("building test executable failed: %s %s", err, output)
+ }
+
+ f, err := Open(exe)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer f.Close()
+
+ d, err := f.DWARF()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ // look for main.main
+ r := d.Reader()
+ for {
+ e, err := r.Next()
+ if err != nil {
+ t.Fatal("r.Next:", err)
+ }
+ if e == nil {
+ break
+ }
+ if e.Tag == dwarf.TagSubprogram {
+ for _, f := range e.Field {
+ if f.Attr == dwarf.AttrName && e.Val(dwarf.AttrName) == "main.main" {
+ return
+ }
+ }
+ }
+ }
+ t.Fatal("main.main not found")
+}
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