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//go:build linux && !baremetal && !tinygo.wasm
package os_test
import (
"errors"
. "os"
"runtime"
"syscall"
"testing"
)
// Test the functionality of the forkExec function, which is used to fork and exec a new process.
// This test is not run on Windows, as forkExec is not supported on Windows.
// This test is not run on Plan 9, as forkExec is not supported on Plan 9.
func TestForkExec(t *testing.T) {
if runtime.GOOS != "linux" {
t.Logf("skipping test on %s", runtime.GOOS)
return
}
proc, err := StartProcess("/bin/echo", []string{"hello", "world"}, &ProcAttr{})
if !errors.Is(err, nil) {
t.Fatalf("forkExec failed: %v", err)
}
if proc == nil {
t.Fatalf("proc is nil")
}
if proc.Pid == 0 {
t.Fatalf("forkExec failed: new process has pid 0")
}
}
func TestForkExecErrNotExist(t *testing.T) {
proc, err := StartProcess("invalid", []string{"invalid"}, &ProcAttr{})
if !errors.Is(err, ErrNotExist) {
t.Fatalf("wanted ErrNotExist, got %s\n", err)
}
if proc != nil {
t.Fatalf("wanted nil, got %v\n", proc)
}
}
func TestForkExecProcDir(t *testing.T) {
proc, err := StartProcess("/bin/echo", []string{"hello", "world"}, &ProcAttr{Dir: "dir"})
if !errors.Is(err, ErrNotImplementedDir) {
t.Fatalf("wanted ErrNotImplementedDir, got %v\n", err)
}
if proc != nil {
t.Fatalf("wanted nil, got %v\n", proc)
}
}
func TestForkExecProcSys(t *testing.T) {
proc, err := StartProcess("/bin/echo", []string{"hello", "world"}, &ProcAttr{Sys: &syscall.SysProcAttr{}})
if !errors.Is(err, ErrNotImplementedSys) {
t.Fatalf("wanted ErrNotImplementedSys, got %v\n", err)
}
if proc != nil {
t.Fatalf("wanted nil, got %v\n", proc)
}
}
func TestForkExecProcFiles(t *testing.T) {
proc, err := StartProcess("/bin/echo", []string{"hello", "world"}, &ProcAttr{Files: []*File{}})
if !errors.Is(err, ErrNotImplementedFiles) {
t.Fatalf("wanted ErrNotImplementedFiles, got %v\n", err)
}
if proc != nil {
t.Fatalf("wanted nil, got %v\n", proc)
}
}
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