helper: export internal stub functions for cross-package testing

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

1 files changed, 1 insertions, 65 deletions

diff --git a/helper/stub_test.go b/helper/stub_test.go
index 9f85ac65..5838c108 100644
--- a/helper/stub_test.go
+++ b/helper/stub_test.go
@@ -1,75 +1,11 @@
 package helper_test
 
 import (
-	"io"
-	"os"
-	"strconv"
-	"syscall"
 	"testing"
 
 	"git.ophivana.moe/cat/fortify/helper"
 )
 
 func TestHelperChildStub(t *testing.T) {
-	// this test mocks the helper process
-	if os.Getenv(helper.FortifyHelper) != "1" {
-		return
-	}
-	// simulate args pipe behaviour
-	func() {
-		f := os.NewFile(3, "|0")
-		if f == nil {
-			panic("attempted to start helper without args pipe")
-		}
-
-		if _, err := io.Copy(os.Stdout, f); err != nil {
-			panic("cannot read args: " + err.Error())
-		}
-	}()
-
-	var wait chan struct{}
-
-	// simulate status pipe behaviour
-	if os.Getenv(helper.FortifyStatus) == "1" {
-		wait = make(chan struct{})
-		go func() {
-			f := os.NewFile(4, "|1")
-			if f == nil {
-				panic("attempted to start with status reporting without status pipe")
-			}
-
-			if _, err := f.Write([]byte{'x'}); err != nil {
-				panic("cannot write to status pipe: " + err.Error())
-			}
-
-			// wait for status pipe close
-			var epoll int
-			if fd, err := syscall.EpollCreate1(0); err != nil {
-				panic("cannot open epoll fd: " + err.Error())
-			} else {
-				defer func() {
-					if err = syscall.Close(fd); err != nil {
-						panic("cannot close epoll fd: " + err.Error())
-					}
-				}()
-				epoll = fd
-			}
-			if err := syscall.EpollCtl(epoll, syscall.EPOLL_CTL_ADD, int(f.Fd()), &syscall.EpollEvent{}); err != nil {
-				panic("cannot add status pipe to epoll: " + err.Error())
-			}
-			events := make([]syscall.EpollEvent, 1)
-			if _, err := syscall.EpollWait(epoll, events, -1); err != nil {
-				panic("cannot poll status pipe: " + err.Error())
-			}
-			if events[0].Events != syscall.EPOLLERR {
-				panic(strconv.Itoa(int(events[0].Events)))
-
-			}
-			close(wait)
-		}()
-	}
-
-	if wait != nil {
-		<-wait
-	}
+	helper.InternalChildStub()
 }