Fix EventStream.match randomness behaviour

test/runtest.go

@@ -23,16 +23,34 @@ func main() {
 	}
 	defer termui.Close()
 
+	termui.UseTheme("helloworld")
+	b := termui.NewBlock()
+	b.Width = 20
+	b.Height = 30
+	b.BorderLabel = "[HELLO](fg-red,bg-white) [WORLD](fg-blue,bg-green)"
+
+	termui.SendBufferToRender(b)
+
 	termui.Handle("/sys", func(e termui.Event) {
 		k, ok := e.Data.(termui.EvtKbd)
-		debug.Logf("-->%v\n", e)
+		debug.Logf("->%v\n", e)
 		if ok && k.KeyStr == "q" {
 			termui.StopLoop()
 		}
 	})
 
-	termui.Handle("/timer", func(e termui.Event) {
-		//debug.Logf("-->%v\n", e)
+	termui.Handle("/timer/1s", func(e termui.Event) {
+		//debug.Logf("<-%v\n", e)
+		t := e.Data.(termui.EvtTimer)
+
+		if t.Count%2 == 0 {
+			b.BorderLabel = "[HELLO](fg-red,bg-green) [WORLD](fg-blue,bg-white)"
+		} else {
+			b.BorderLabel = "[HELLO](fg-blue,bg-white) [WORLD](fg-red,bg-green)"
+		}
+
+		termui.SendBufferToRender(b)
+
 	})
 	termui.Loop()
 }