forked from TrueCloudLab/frostfs-http-gw
46 lines
1,006 B
Go
46 lines
1,006 B
Go
package downloader
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import (
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"io"
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"strings"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestDetector(t *testing.T) {
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txtContentType := "text/plain; charset=utf-8"
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sb := strings.Builder{}
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for i := 0; i < 10; i++ {
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sb.WriteString("Some txt content. Content-Type must be detected properly by detector.")
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}
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for _, tc := range []struct {
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Name string
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ContentType string
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Expected string
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}{
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{
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Name: "less than 512b",
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ContentType: txtContentType,
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Expected: sb.String()[:256],
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},
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{
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Name: "more than 512b",
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ContentType: txtContentType,
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Expected: sb.String(),
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},
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} {
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t.Run(tc.Name, func(t *testing.T) {
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contentType, data, err := readContentType(uint64(len(tc.Expected)),
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func(sz uint64) (io.Reader, error) {
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return strings.NewReader(tc.Expected), nil
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},
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)
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require.NoError(t, err)
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require.Equal(t, tc.ContentType, contentType)
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require.True(t, strings.HasPrefix(tc.Expected, string(data)))
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})
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}
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}
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