79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
package magnet
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import "testing"
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func TestParse(t *testing.T) {
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tests := []struct {
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name string
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raw string
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infohash string
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dn string
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trackers int
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}{
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{
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name: "btih hex (из BRIEF)",
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raw: "magnet:?xt=urn:btih:541ADCFF3B6DD5DBA7088EA83317D9D6FAC331D6&tr=http%3A%2F%2Fbt.t-ru.org%2Fann%3Fmagnet&dn=rutracker-topic-6514485",
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infohash: "541adcff3b6dd5dba7088ea83317d9d6fac331d6",
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dn: "rutracker-topic-6514485",
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trackers: 1,
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},
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{
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name: "btih base32 (20 нулевых байт)",
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raw: "magnet:?xt=urn:btih:AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
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infohash: "0000000000000000000000000000000000000000",
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},
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{
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name: "btmh v2 sha256",
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raw: "magnet:?xt=urn:btmh:12200123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
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infohash: "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
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},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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got, err := Parse(tc.raw)
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if err != nil {
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t.Fatalf("Parse: %v", err)
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}
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if got.Infohash != tc.infohash {
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t.Errorf("infohash = %q, want %q", got.Infohash, tc.infohash)
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}
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if got.DisplayName != tc.dn {
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t.Errorf("dn = %q, want %q", got.DisplayName, tc.dn)
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}
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if len(got.Trackers) != tc.trackers {
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t.Errorf("trackers = %d, want %d", len(got.Trackers), tc.trackers)
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}
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})
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}
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}
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func TestParseErrors(t *testing.T) {
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cases := []string{
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"https://example.com/file.torrent", // не magnet
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"magnet:?dn=no-infohash", // нет xt
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"magnet:?xt=urn:btih:zzzz", // некорректный hash
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"", // пусто
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}
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for _, raw := range cases {
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if _, err := Parse(raw); err == nil {
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t.Errorf("Parse(%q): ожидалась ошибка", raw)
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}
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}
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}
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func TestParseNormalisesCase(t *testing.T) {
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lower := "magnet:?xt=urn:btih:541adcff3b6dd5dba7088ea83317d9d6fac331d6"
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upper := "magnet:?xt=urn:btih:541ADCFF3B6DD5DBA7088EA83317D9D6FAC331D6"
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a, err := Parse(lower)
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if err != nil {
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t.Fatal(err)
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}
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b, err := Parse(upper)
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if err != nil {
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t.Fatal(err)
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}
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if a.Infohash != b.Infohash {
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t.Errorf("регистр влияет: %q != %q", a.Infohash, b.Infohash)
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}
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}
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