Markdown: Watch for file changes. Removed sitegen dependency for links.

middleware/markdown/watcher_test.go

@@ -0,0 +1,34 @@
+package markdown
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestWatcher(t *testing.T) {
+	expected := "12345678"
+	interval := time.Millisecond * 100
+	i := 0
+	out := ""
+	stopChan := TickerFunc(interval, func() {
+		i++
+		out += fmt.Sprint(i)
+	})
+	time.Sleep(interval * 8)
+	stopChan <- struct{}{}
+	if expected != out {
+		t.Fatalf("Expected %v, found %v", expected, out)
+	}
+	out = ""
+	i = 0
+	stopChan = TickerFunc(interval, func() {
+		i++
+		out += fmt.Sprint(i)
+	})
+	time.Sleep(interval * 10)
+	if !strings.HasPrefix(out, expected) || out == expected {
+		t.Fatalf("expected (%v) must be a proper prefix of out(%v).", expected, out)
+	}
+}