core/vm, crypto/bn256: switch over to cloudflare library (#16203)

* core/vm, crypto/bn256: switch over to cloudflare library

* crypto/bn256: unmarshal constraint + start pure go impl

* crypto/bn256: combo cloudflare and google lib

* travis: drop 386 test job

1 files changed, 0 insertions, 71 deletions

diff --git a/crypto/bn256/main_test.go b/crypto/bn256/main_test.go
deleted file mode 100644
index 0230f1b19..000000000
--- a/crypto/bn256/main_test.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package bn256
-
-import (
-	"testing"
-
-	"crypto/rand"
-)
-
-func TestRandomG2Marshal(t *testing.T) {
-	for i := 0; i < 10; i++ {
-		n, g2, err := RandomG2(rand.Reader)
-		if err != nil {
-			t.Error(err)
-			continue
-		}
-		t.Logf("%d: %x\n", n, g2.Marshal())
-	}
-}
-
-func TestPairings(t *testing.T) {
-	a1 := new(G1).ScalarBaseMult(bigFromBase10("1"))
-	a2 := new(G1).ScalarBaseMult(bigFromBase10("2"))
-	a37 := new(G1).ScalarBaseMult(bigFromBase10("37"))
-	an1 := new(G1).ScalarBaseMult(bigFromBase10("21888242871839275222246405745257275088548364400416034343698204186575808495616"))
-
-	b0 := new(G2).ScalarBaseMult(bigFromBase10("0"))
-	b1 := new(G2).ScalarBaseMult(bigFromBase10("1"))
-	b2 := new(G2).ScalarBaseMult(bigFromBase10("2"))
-	b27 := new(G2).ScalarBaseMult(bigFromBase10("27"))
-	b999 := new(G2).ScalarBaseMult(bigFromBase10("999"))
-	bn1 := new(G2).ScalarBaseMult(bigFromBase10("21888242871839275222246405745257275088548364400416034343698204186575808495616"))
-
-	p1 := Pair(a1, b1)
-	pn1 := Pair(a1, bn1)
-	np1 := Pair(an1, b1)
-	if pn1.String() != np1.String() {
-		t.Error("Pairing mismatch: e(a, -b) != e(-a, b)")
-	}
-	if !PairingCheck([]*G1{a1, an1}, []*G2{b1, b1}) {
-		t.Error("MultiAte check gave false negative!")
-	}
-	p0 := new(GT).Add(p1, pn1)
-	p0_2 := Pair(a1, b0)
-	if p0.String() != p0_2.String() {
-		t.Error("Pairing mismatch: e(a, b) * e(a, -b) != 1")
-	}
-	p0_3 := new(GT).ScalarMult(p1, bigFromBase10("21888242871839275222246405745257275088548364400416034343698204186575808495617"))
-	if p0.String() != p0_3.String() {
-		t.Error("Pairing mismatch: e(a, b) has wrong order")
-	}
-	p2 := Pair(a2, b1)
-	p2_2 := Pair(a1, b2)
-	p2_3 := new(GT).ScalarMult(p1, bigFromBase10("2"))
-	if p2.String() != p2_2.String() {
-		t.Error("Pairing mismatch: e(a, b * 2) != e(a * 2, b)")
-	}
-	if p2.String() != p2_3.String() {
-		t.Error("Pairing mismatch: e(a, b * 2) != e(a, b) ** 2")
-	}
-	if p2.String() == p1.String() {
-		t.Error("Pairing is degenerate!")
-	}
-	if PairingCheck([]*G1{a1, a1}, []*G2{b1, b1}) {
-		t.Error("MultiAte check gave false positive!")
-	}
-	p999 := Pair(a37, b27)
-	p999_2 := Pair(a1, b999)
-	if p999.String() != p999_2.String() {
-		t.Error("Pairing mismatch: e(a * 37, b * 27) != e(a, b * 999)")
-	}
-}