Function TestPtyResize

session_test.go:231–287

(t *testing.T)

}

func TestPtyResize(t *testing.T) {
	t.Parallel()
	winch0 := Window{40, 80}
	winch1 := Window{80, 160}
	winch2 := Window{20, 40}
	winches := make(chan Window)
	done := make(chan bool)
	session, _, cleanup := newTestSession(t, &Server{
		Handler: func(s Session) {
			ptyReq, winCh, isPty := s.Pty()
			if !isPty {
				t.Fatalf("expected pty but none requested")
			}
			if ptyReq.Window != winch0 {
				t.Fatalf("expected window %#v but got %#v", winch0, ptyReq.Window)
			}
			for win := range winCh {
				winches <- win
			}
			close(done)
		},
	}, nil)
	defer cleanup()
	// winch0
	if err := session.RequestPty("xterm", winch0.Height, winch0.Width, gossh.TerminalModes{}); err != nil {
		t.Fatalf("expected nil but got %v", err)
	}
	if err := session.Shell(); err != nil {
		t.Fatalf("expected nil but got %v", err)
	}
	gotWinch := <-winches
	if gotWinch != winch0 {
		t.Fatalf("expected window %#v but got %#v", winch0, gotWinch)
	}
	// winch1
	winchMsg := struct{ w, h uint32 }{uint32(winch1.Width), uint32(winch1.Height)}
	ok, err := session.SendRequest("window-change", true, gossh.Marshal(&winchMsg))
	if err == nil && !ok {
		t.Fatalf("unexpected error or bad reply on send request")
	}
	gotWinch = <-winches
	if gotWinch != winch1 {
		t.Fatalf("expected window %#v but got %#v", winch1, gotWinch)
	}
	// winch2
	winchMsg = struct{ w, h uint32 }{uint32(winch2.Width), uint32(winch2.Height)}
	ok, err = session.SendRequest("window-change", true, gossh.Marshal(&winchMsg))
	if err == nil && !ok {
		t.Fatalf("unexpected error or bad reply on send request")
	}
	gotWinch = <-winches
	if gotWinch != winch2 {
		t.Fatalf("expected window %#v but got %#v", winch2, gotWinch)
	}
	session.Close()
	<-done
}