fixup! [webvtt/test] Testcase for webvtt tags

webvtt_test.go

@@ -176,12 +176,15 @@ func TestWebVTTTags(t *testing.T) {
 	<v Joe><c.red><i>Joe's words are red in italic</i></c>
 
 	00:04:00.000 --> 00:05:00.000
-	<customed_tag.class1.class2>Text here</customed_tag>`
+	<customed_tag.class1.class2>Text here</customed_tag>
+
+	00:05:00.000 --> 00:06:00.000
+	<v Joe>Joe says something</v> <v Bob>Bob says something</v>`
 
 	s, err := astisub.ReadFromWebVTT(strings.NewReader(testData))
 	require.NoError(t, err)
 
-	require.Len(t, s.Items, 4)
+	require.Len(t, s.Items, 5)
 
 	b := &bytes.Buffer{}
 	err = s.WriteToWebVTT(b)
@@ -203,5 +206,9 @@ func TestWebVTTTags(t *testing.T) {
 4
 00:04:00.000 --> 00:05:00.000
 <customed_tag.class1.class2>Text here</customed_tag>
+
+5
+00:05:00.000 --> 00:06:00.000
+<v Joe>Joe says something Bob says something
 `, b.String())
 }