test: add scrypt vectors

pkg/arvo/tests/sys/zuse/crypto/scrypt.hoon

@@ -0,0 +1,70 @@
+::  tests for the scrypt key derivation algorithm
+::
+/+  *test
+=,  scr:crypto
+::
+|%
+::
+::  Test vectors from Section 12 of RFC 7914:
+::  https://tools.ietf.org/html/rfc7914.html#section-12
+::
++$  vector  [pw=@ux salt=@ux n=@ud r=@ud p=@ud out=@ux]
+::
+++  test-vectors
+  ^-  tang
+  |^  (zing (turn vectors case))
+  ::
+  ++  case
+    |=  vector
+    %+  expect-eq
+      !>  (swp 3 out)
+      !>  `@ux`(hsh pw salt n r p 64)
+  ::
+  ++  vectors
+    ::  TODO: until scrypt has been jetted, we can only test the
+    ::  first vector; the others do not finish in a reasonable
+    ::  amount of time.
+    %+  scag  1  ^-  (list vector)
+    :~
+      :*
+        0x0
+        0x0
+        16  1  1
+        0x77d6.5762.3865.7b20.3b19.ca42.c18a.0497.
+          f16b.4844.e307.4ae8.dfdf.fa3f.ede2.1442.
+          fcd0.069d.ed09.48f8.326a.753a.0fc8.1f17.
+          e8d3.e0fb.2e0d.3628.cf35.e20c.38d1.8906
+      ==
+    ::
+      :*
+        0x7061.7373.776f.7264
+        0x4e61.436c
+        1.024  8  16
+        0xfdba.be1c.9d34.7200.7856.e719.0d01.e9fe.
+          7c6a.d7cb.c823.7830.e773.7663.4b37.3162.
+          2eaf.30d9.2e22.a388.6ff1.0927.9d98.30da.
+          c727.afb9.4a83.ee6d.8360.cbdf.a2cc.0640
+      ==
+    ::
+      :*
+        0x70.6c65.6173.656c.6574.6d65.696e
+        0x536f.6469.756d.4368.6c6f.7269.6465
+        16.384  8  1
+        0x7023.bdcb.3afd.7348.461c.06cd.81fd.38eb.
+          fda8.fbba.904f.8e3e.a9b5.43f6.545d.a1f2.
+          d543.2955.613f.0fcf.62d4.9705.242a.9af9.
+          e61e.85dc.0d65.1e40.dfcf.017b.4557.5887
+      ==
+    ::
+      :*
+        0x70.6c65.6173.656c.6574.6d65.696e
+        0x536f.6469.756d.4368.6c6f.7269.6465
+        1.048.576  8  1
+        0x2101.cb9b.6a51.1aae.addb.be09.cf70.f881.
+          ec56.8d57.4a2f.fd4d.abe5.ee98.20ad.aa47.
+          8e56.fd8f.4ba5.d09f.fa1c.6d92.7c40.f4c3.
+          3730.4049.e8a9.52fb.cbf4.5c6f.a77a.41a4
+      ==
+    ==
+  --
+--