From b41d16c5df0dcd9e7981985a783eb8a95b2d35f2 Mon Sep 17 00:00:00 2001
From: Alexander Chepurnoy <alex.chepurnoy@iohk.io>
Date: Wed, 31 Jul 2024 23:35:36 +0300
Subject: [PATCH] test vectors for Blake2b256 and Long -> BigInt

---
 .../org/ergoplatform/HeaderWithoutPow.scala   |  6 ++++++
 .../TestingInterpreterSpecification.scala     | 19 ++++++++++++++++++-
 .../org/ergoplatform/sdk/js/IsosSpec.scala    |  6 ++++++
 3 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/data/shared/src/main/scala/org/ergoplatform/HeaderWithoutPow.scala b/data/shared/src/main/scala/org/ergoplatform/HeaderWithoutPow.scala
index 4eba9b708e..21a10a5036 100644
--- a/data/shared/src/main/scala/org/ergoplatform/HeaderWithoutPow.scala
+++ b/data/shared/src/main/scala/org/ergoplatform/HeaderWithoutPow.scala
@@ -23,6 +23,12 @@ class HeaderWithoutPow(val version:  Byte, // 1 byte
   def toHeader(powSolution: AutolykosSolution, bytes: Array[Byte]): ErgoHeader =
     ErgoHeader(version, parentId, ADProofsRoot, stateRoot, transactionsRoot, timestamp,
       nBits, height, extensionRoot, powSolution, votes, unparsedBytes, bytes)
+
+  override def toString: String = {
+    s"HeaderWithoutPow($version, $parentId, ${bytesToId(ADProofsRoot)}, ${bytesToId(stateRoot)}, " +
+      s"${bytesToId(transactionsRoot)}, $timestamp, $nBits, $height, ${bytesToId(extensionRoot)}, ${bytesToId(votes)}, " +
+      s"${bytesToId(unparsedBytes)} )"
+  }
 }
 
 object HeaderWithoutPow {
diff --git a/sc/shared/src/test/scala/sigmastate/TestingInterpreterSpecification.scala b/sc/shared/src/test/scala/sigmastate/TestingInterpreterSpecification.scala
index 13af8bd6b3..9e004aef30 100644
--- a/sc/shared/src/test/scala/sigmastate/TestingInterpreterSpecification.scala
+++ b/sc/shared/src/test/scala/sigmastate/TestingInterpreterSpecification.scala
@@ -14,7 +14,6 @@ import scorex.util.encode.Base58
 import sigma.Colls
 import sigma.VersionContext.V6SoftForkVersion
 import sigma.VersionContext
-import sigma.crypto.CryptoConstants
 import sigma.data.{CAND, CAvlTree, ProveDlog, SigmaBoolean, TrivialProp}
 import sigma.interpreter.ContextExtension
 import sigma.util.Extensions.IntOps
@@ -436,6 +435,24 @@ class TestingInterpreterSpecification extends CompilerTestingCommons
     verifier.verify(prop3, env, proof, challenge).map(_._1).getOrElse(false) shouldBe false
   }
 
+  property("blake2b - test vector") {
+    testEval(
+      """ {
+        |     val input = fromBase16("68656c6c6f20776f726c64")
+        |     val output = fromBase16("256c83b297114d201b30179f3f0ef0cace9783622da5974326b436178aeef610")
+        |     blake2b256(input) == output
+        | }""".stripMargin)
+  }
+
+  property("blake2b - test vector #2") {
+    testEval(
+      """ {
+        |     val input = fromBase16("02ac2101807f0000ca01ff0119db227f202201007f62000177a080005d440896d05d3f80dcff7f5e7f59007294c180808d0158d1ff6ba10000f901c7f0ef87dcfff17fffacb6ff7f7f1180d2ff7f1e24ffffe1ff937f807f0797b9ff6ebdae007e5c8c00b8403d3701557181c8df800001b6d5009e2201c6ff807d71808c00019780d085adb3fcdbc0b3441480887f80007f4b01cf7f013ff1ffff564a0000b9a54f00770e807f41ff88c00240000080c02500000000")
+        |     val output = fromBase16("bdb84cda5b105c3eb522857b50a0882f88ed5bb3cc8cf3325a1edf7eeb6a0954")
+        |     blake2b256(input) == output
+        | }""".stripMargin)
+  }
+
   property("passing a lambda argument") {
     // single expression
     testEval(
diff --git a/sdk/js/src/test/scala/org/ergoplatform/sdk/js/IsosSpec.scala b/sdk/js/src/test/scala/org/ergoplatform/sdk/js/IsosSpec.scala
index da44cf14ef..f6a78b410e 100644
--- a/sdk/js/src/test/scala/org/ergoplatform/sdk/js/IsosSpec.scala
+++ b/sdk/js/src/test/scala/org/ergoplatform/sdk/js/IsosSpec.scala
@@ -156,6 +156,12 @@ class IsosSpec extends IsosSpecBase with sdk.generators.ObjectGenerators {
     }
   }
 
+  property("Iso.isoBigIntToLong - test vector") {
+    val l = 4928911477310178288L
+    val js =  sigma.js.Isos.isoBigIntToLong.from(l)
+    l.toString shouldBe js.toString()
+  }
+
   property("Iso.isoAmount") {
     forAll { (c: Long) =>
       roundtrip(DataIsos.isoAmount)(c)