import (
"encoding/hex"
+ "reflect"
"testing"
)
-// Converting from our Magnet type to URL string.
-func TestMagnetString(t *testing.T) {
- m := Magnet{
+var (
+ exampleMagnetURI = `magnet:?xt=urn:btih:51340689c960f0778a4387aef9b4b52fd08390cd&dn=Shit+Movie+%281985%29+1337p+-+Eru&tr=http%3A%2F%2Fhttp.was.great%21&tr=udp%3A%2F%2Fanti.piracy.honeypot%3A6969`
+ exampleMagnet = Magnet{
DisplayName: "Shit Movie (1985) 1337p - Eru",
Trackers: []string{
"http://http.was.great!",
"udp://anti.piracy.honeypot:6969",
},
}
- hex.Decode(m.InfoHash[:], []byte("51340689c960f0778a4387aef9b4b52fd08390cd"))
- s := m.String()
- const e = `magnet:?xt=urn:btih:51340689c960f0778a4387aef9b4b52fd08390cd&dn=Shit+Movie+%281985%29+1337p+-+Eru&tr=http%3A%2F%2Fhttp.was.great%21&tr=udp%3A%2F%2Fanti.piracy.honeypot%3A6969`
- if s != e {
- t.Fatalf("\nexpected:\n\t%q\nactual\n\t%q", e, s)
+)
+
+// Converting from our Magnet type to URL string.
+func TestMagnetString(t *testing.T) {
+ hex.Decode(exampleMagnet.InfoHash[:], []byte("51340689c960f0778a4387aef9b4b52fd08390cd"))
+ s := exampleMagnet.String()
+ if s != exampleMagnetURI {
+ t.Fatalf("\nexpected:\n\t%q\nactual\n\t%q", exampleMagnetURI, s)
+ }
+}
+
+func TestParseMagnetURI(t *testing.T) {
+ var uri string
+ var m Magnet
+ var err error
+
+ // parsing the legit Magnet URI with btih-formatted xt should not return errors
+ uri = "magnet:?xt=urn:btih:ZOCMZQIPFFW7OLLMIC5HUB6BPCSDEOQU"
+ _, err = ParseMagnetURI(uri)
+ if err != nil {
+ t.Errorf("Attempting parsing the proper Magnet btih URI:\"%v\" failed with err: %v", uri, err)
}
+
+ // Checking if the magnet instance struct is built correctly from parsing
+ m, err = ParseMagnetURI(exampleMagnetURI)
+ if err != nil || !reflect.DeepEqual(exampleMagnet, m) {
+ t.Errorf("ParseMagnetURI(%e) returned %v, expected %v", uri, err)
+ }
+
+ // empty string URI case
+ _, err = ParseMagnetURI("")
+ if err == nil {
+ t.Errorf("Parsing empty string as URI should have returned an error but didn't")
+ }
+
+ // only BTIH (BitTorrent info hash)-formatted magnet links are currently supported
+ // must return error correctly when encountering other URN formats
+ uri = "magnet:?xt=urn:sha1:YNCKHTQCWBTRNJIV4WNAE52SJUQCZO5C"
+ _, err = ParseMagnetURI(uri)
+ if err == nil {
+ t.Errorf("Magnet URI with non-BTIH URNs (like \"%v\") are not supported and should return an error", uri)
+ }
+
+ // resilience to the broken hash
+ uri = "magnet:?xt=urn:btih:this hash is really broken"
+ _, err = ParseMagnetURI(uri)
+ if err == nil {
+ t.Errorf("Failed to detect broken Magnet URI: %v", uri)
+ }
+
}