Adam Van Ymeren
7a04f298d2
- update to latest telegram layer - remove some references to fields in tg.Entities that don't exist in the schema - originally added here: https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e - referenced here - https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3 - https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e
61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package thumbnail
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import (
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"bytes"
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"image/jpeg"
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"testing"
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"github.com/stretchr/testify/require"
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"go.mau.fi/mautrix-telegram/pkg/gotd/testutil"
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)
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func TestExpand(t *testing.T) {
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strippedImage := []byte{
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0x01, 0x0e, 0x28, 0xa3, 0x9e, 0x05, 0x26, 0x78, 0xa5, 0x03, 0x8e, 0xb4, 0xd2, 0x31, 0x40, 0x06,
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0x7d, 0x85, 0x19, 0xa4, 0xe2, 0x8e, 0x28, 0x00, 0xa2, 0x8a, 0x28, 0x03,
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}
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t.Run("Expand", func(t *testing.T) {
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a := require.New(t)
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to := make([]byte, 0, 1024)
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testutil.ZeroAlloc(t, func() {
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var err error
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to, err = ExpandTo(strippedImage, to[:0])
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a.NoError(err)
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})
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_, err := jpeg.Decode(bytes.NewReader(to))
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a.NoError(err)
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})
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t.Run("ExpandTwice", func(t *testing.T) {
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a := require.New(t)
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result, err := Expand(strippedImage)
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a.NoError(err)
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offset := len(result)
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result, err = ExpandTo(strippedImage, result)
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a.NoError(err)
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a.Equal(result[:offset], result[offset:])
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_, err = jpeg.Decode(bytes.NewReader(result[:offset]))
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a.NoError(err)
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_, err = jpeg.Decode(bytes.NewReader(result[offset:]))
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a.NoError(err)
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})
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t.Run("InvalidPrefix", func(t *testing.T) {
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a := require.New(t)
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_, err := ExpandTo([]byte{0x02, 0x0e, 0x28, 0xa3}, nil)
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a.Error(err)
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})
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t.Run("InvalidLength", func(t *testing.T) {
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a := require.New(t)
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_, err := ExpandTo([]byte{1, 2}, nil)
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a.Error(err)
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})
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}
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