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package test
import (
"debug/elf"
"fmt"
"os"
"testing"
"github.com/bazelbuild/rules_go/go/tools/bazel"
)
func openELF(dir, bin string) (*elf.File, error) {
bin, ok := bazel.FindBinary(dir, bin)
if !ok {
return nil, fmt.Errorf("could not find binary: %s", bin)
}
f, err := os.Open(bin)
if err != nil {
return nil, err
}
return elf.NewFile(f)
}
func TestPIE(t *testing.T) {
e, err := openELF("tests/core/go_binary", "hello_pie_bin")
if err != nil {
t.Fatal(err)
}
// PIE binaries are implemented as shared libraries.
if e.Type != elf.ET_DYN {
t.Error("ELF binary is not position-independent.")
}
}
func TestNoPIE(t *testing.T) {
e, err := openELF("tests/core/go_binary", "hello_nopie_bin")
if err != nil {
t.Fatal(err)
}
// PIE binaries are implemented as shared libraries.
if e.Type != elf.ET_EXEC {
t.Error("ELF binary is not position-dependent.")
}
}
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