test writes to stdout widget kinda work

fakefile.go

@@ -4,12 +4,15 @@ import (
 	"bytes"
 	"errors"
 	"io"
+
+	"github.com/awesome-gocui/gocui"
 )
 
 type FakeFile struct {
 	reader *bytes.Reader
 	buffer *bytes.Buffer
 	offset int64
+	view   *gocui.View
 }
 
 func (f *FakeFile) Read(p []byte) (n int, err error) {
@@ -22,6 +25,7 @@ func (f *FakeFile) Write(p []byte) (n int, err error) {
 	n, err = f.buffer.Write(p)
 	f.offset += int64(n)
 	f.reader.Reset(f.buffer.Bytes())
+	f.view.Write(p)
 	return n, err
 }
 
@@ -48,11 +52,12 @@ func (f *FakeFile) Seek(offset int64, whence int) (int64, error) {
 	return f.offset, nil
 }
 
-func NewFakeFile() *FakeFile {
+func NewFakeFile(v *gocui.View) *FakeFile {
 	buf := &bytes.Buffer{}
 	return &FakeFile{
 		reader: bytes.NewReader(buf.Bytes()),
 		buffer: buf,
 		offset: 0,
+		view:   v,
 	}
 }

gocui.go

@@ -6,12 +6,15 @@ package main
 
 import (
 	"errors"
+	"fmt"
 
 	"github.com/awesome-gocui/gocui"
 
 	"go.wit.com/log"
 )
 
+var ecount int = 3
+
 // Thanks to the gocui developers -- your package kicks ass
 // This function is called on every event. It is a callback function from the gocui package
 // which has an excellent implementation. While gocui handles things like text highlighting
@@ -19,6 +22,7 @@ import (
 // complicated console handling, it sends events here in a clean way.
 // This is equivalent to the linux command xev (apt install x11-utils)
 func gocuiEvent(g *gocui.Gui) error {
+	ecount += 1
 	maxX, maxY := g.Size()
 	mx, my := g.MousePosition()
 	log.Verbose("handleEvent() START", maxX, maxY, mx, my, msgMouseDown)
@@ -32,7 +36,13 @@ func gocuiEvent(g *gocui.Gui) error {
 			// setOutput(me.logStdout)
 			// me.logStdout.Write("test out")
 			w := me.logStdout.TK.(*guiWidget)
-			w.Write([]byte("test out"))
+			msg := fmt.Sprintf("test out %d\n", ecount)
+			msg += fmt.Sprintf("test out %d\n", ecount)
+			msg += fmt.Sprintf("test out %d\n", ecount)
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
 			// log.CaptureMode(w)
 			log.Log(NOW, "logStdout test out")
 		}

keybindings.go

@@ -5,6 +5,7 @@
 package main
 
 import (
+	"fmt"
 	"syscall"
 
 	"github.com/awesome-gocui/gocui"
@@ -132,6 +133,15 @@ func addDebugKeys(g *gocui.Gui) {
 	g.SetKeybinding("", 'L', gocui.ModNone,
 		func(g *gocui.Gui, v *gocui.View) error {
 			me.treeRoot.ListWidgets()
+
+			w := me.logStdout.TK.(*guiWidget)
+			msg := fmt.Sprintf("test out %d\n", ecount)
+			msg += fmt.Sprintf("test out %d\n", ecount)
+			msg += fmt.Sprintf("test out %d\n", ecount)
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
+			w.Write([]byte(msg + msg + msg))
 			return nil
 		})