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-rw-r--r--lib/srp_test.go66
1 files changed, 66 insertions, 0 deletions
diff --git a/lib/srp_test.go b/lib/srp_test.go
index 3e3c8d6..a819b15 100644
--- a/lib/srp_test.go
+++ b/lib/srp_test.go
@@ -182,3 +182,69 @@ func TestSRPClientSessionEphemeralKeyPub(t *testing.T) {
return
}
}
+
+func TestSRPScramblingParamter(t *testing.T) {
+ n := StripSpaceChars(
+ `ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024
+ e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd
+ 3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec
+ 6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f
+ 24117c4b1fe649286651ece45b3dc2007cb8a163bf0598da48361
+ c55d39a69163fa8fd24cf5f83655d23dca3ad961c62f356208552
+ bb9ed529077096966d670c354e4abc9804f1746c08ca237327fff
+ fffffffffffff`)
+ g := "2"
+ k := "3"
+ ident := "s@ricketyspace.net"
+ pass := "d59d6c93af0f37f272d924979"
+
+ // Init srp server user.
+ user, err := NewSRPUser(n, g, k, ident, pass)
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // Get server's pub for user.
+ user.EphemeralKeyGen()
+ pubB, err := user.EphemeralKeyPub()
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // Init srp client session.
+ session, err := NewSRPClientSession(n, g, k, ident)
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // Get client's pub for user.
+ pubA, err := session.EphemeralKeyPub()
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // Compute server's scrambling parameter for user.
+ err = user.SetScramblingParam(pubA)
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // Compute client's scrambling paramter for user.
+ err = session.SetScramblingParam(pubB)
+ if err != nil {
+ t.Errorf("Error: %v\n", err)
+ return
+ }
+
+ // The server's and client's scrambling parameter must be the
+ // same.
+ if user.u.Cmp(session.u) != 0 {
+ t.Error("Error: scrambling parameter of server != client\n")
+ return
+ }
+}