WIP: Write test, confirm it working

cmd/serve/serve.go

@@ -31,7 +31,8 @@ type command struct {
 	flagset     *flag.FlagSet
 	fileserver  Fileserver
 
-	cacheControl *string
+	cacheControl    *string
+	certificatePath *string
 }
 
 func Command() *command {
@@ -127,6 +128,7 @@ func (c *command) Flagset() *flag.FlagSet {
 	c.wsPath = fs.String("wsPort", "/delta-streamer-ws", "the path which the delta streamer websocket should be hosted on")
 	c.forceReload = fs.Bool("forceReload", false, "set to true if you wish to reload all attached browser pages on any file change")
 	c.cacheControl = fs.String("cacheControl", "no-cache", "set to configure the cache-control header")
+	c.certificatePath = fs.String("certPath", "", "set to some existing cert which should be used for TLS (https)")
 	c.flagset = fs
 	return fs
 }

cmd/serve/serve_test.go

@@ -166,4 +166,30 @@ func TestRun(t *testing.T) {
 		got := resp.Header.Get("Cache-Control")
 		testboil.FailTestIfDiff(t, got, want)
 	})
+
+	t.Run("it should serve with tls if cert is specified", func(t *testing.T) {
+		cmd := setup()
+		ctx, ctxCancel := context.WithCancel(context.Background())
+		t.Cleanup(ctxCancel)
+		port := 13337
+		cmd.port = &port
+		cmd.certificatePath = "TODO"
+
+		ready := make(chan struct{})
+		go func() {
+			close(ready)
+			err := cmd.Run(ctx)
+			if err != nil {
+				t.Errorf("Run returned error: %v", err)
+			}
+		}()
+		<-ready
+		time.Sleep(time.Millisecond)
+		resp, err := http.Get(fmt.Sprintf("http://localhost:%v", port))
+		if err != nil {
+			t.Fatal(err)
+		}
+		got := resp.Header.Get("Cache-Control")
+		testboil.FailTestIfDiff(t, got, want)
+	})
 }