forked from asticode/go-astisub
/
webvtt_test.go
132 lines (104 loc) · 3.34 KB
/
webvtt_test.go
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package astisub_test
import (
"bytes"
"io/ioutil"
"strings"
"testing"
"github.com/asticode/go-astisub"
"github.com/stretchr/testify/assert"
)
func TestWebVTT(t *testing.T) {
// Open
s, err := astisub.OpenFile("./testdata/example-in.vtt")
assert.NoError(t, err)
assertSubtitleItems(t, s)
// Comments
assert.Equal(t, []string{"this a nice example", "of a VTT"}, s.Items[0].Comments)
assert.Equal(t, []string{"This a comment inside the VTT", "and this is the second line"}, s.Items[1].Comments)
// Regions
assert.Equal(t, 2, len(s.Regions))
assert.Equal(t, astisub.Region{ID: "fred", InlineStyle: &astisub.StyleAttributes{WebVTTLines: 3, WebVTTRegionAnchor: "0%,100%", WebVTTScroll: "up", WebVTTViewportAnchor: "10%,90%", WebVTTWidth: "40%"}}, *s.Regions["fred"])
assert.Equal(t, astisub.Region{ID: "bill", InlineStyle: &astisub.StyleAttributes{WebVTTLines: 3, WebVTTRegionAnchor: "100%,100%", WebVTTScroll: "up", WebVTTViewportAnchor: "90%,90%", WebVTTWidth: "40%"}}, *s.Regions["bill"])
assert.Equal(t, s.Regions["bill"], s.Items[0].Region)
assert.Equal(t, s.Regions["fred"], s.Items[1].Region)
// Styles
assert.Equal(t, astisub.StyleAttributes{WebVTTAlign: "left", WebVTTPosition: "10%,start", WebVTTSize: "35%"}, *s.Items[1].InlineStyle)
// No subtitles to write
w := &bytes.Buffer{}
err = astisub.Subtitles{}.WriteToWebVTT(w)
assert.EqualError(t, err, astisub.ErrNoSubtitlesToWrite.Error())
// Write
c, err := ioutil.ReadFile("./testdata/example-out.vtt")
assert.NoError(t, err)
err = s.WriteToWebVTT(w)
assert.NoError(t, err)
assert.Equal(t, string(c), w.String())
}
func TestBroken1WebVTT(t *testing.T) {
// Open bad, broken WebVTT file
_, err := astisub.OpenFile("./testdata/broken-1-in.vtt")
assert.Nil(t, err)
}
func TestWebVTTWithVoiceName(t *testing.T) {
testData := `WEBVTT
NOTE this a example with voicename
1
00:02:34.000 --> 00:02:35.000
<v.first.local Roger Bingham> I'm the fist speaker
2
00:02:34.000 --> 00:02:35.000
<v Bingham> I'm the second speaker
3
00:00:04.000 --> 00:00:08.000
<v Lee>What are you doing here?</v>
4
00:00:04.000 --> 00:00:08.000
<v Bob>Incorrect tag?</vi>`
s, err := astisub.ReadFromWebVTT(strings.NewReader(testData))
assert.NoError(t, err)
assert.Len(t, s.Items, 4)
assert.Equal(t, "Roger Bingham", s.Items[0].Lines[0].VoiceName)
assert.Equal(t, "Bingham", s.Items[1].Lines[0].VoiceName)
assert.Equal(t, "Lee", s.Items[2].Lines[0].VoiceName)
assert.Equal(t, "Bob", s.Items[3].Lines[0].VoiceName)
b := &bytes.Buffer{}
err = s.WriteToWebVTT(b)
assert.NoError(t, err)
assert.Equal(t, `WEBVTT
NOTE this a example with voicename
1
00:02:34.000 --> 00:02:35.000
<v Roger Bingham>I'm the fist speaker
2
00:02:34.000 --> 00:02:35.000
<v Bingham>I'm the second speaker
3
00:00:04.000 --> 00:00:08.000
<v Lee>What are you doing here?
4
00:00:04.000 --> 00:00:08.000
<v Bob>Incorrect tag?
`, b.String())
}
func TestWebVTTWithTimestampMap(t *testing.T) {
testData := `WEBVTT
X-TIMESTAMP-MAP=MPEGTS:180000, LOCAL:00:00:00.000
00:00.933 --> 00:02.366
♪ ♪
00:02.400 --> 00:03.633
Evening.`
s, err := astisub.ReadFromWebVTT(strings.NewReader(testData))
assert.NoError(t, err)
assert.Len(t, s.Items, 2)
b := &bytes.Buffer{}
err = s.WriteToWebVTT(b)
assert.NoError(t, err)
assert.Equal(t, `WEBVTT
1
00:00:02.933 --> 00:00:04.366
♪ ♪
2
00:00:04.400 --> 00:00:05.633
Evening.
`, b.String())
}