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31 lines
939 B
31 lines
939 B
package bn128
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import (
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"math/big"
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"testing"
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"github.com/arnaucube/cryptofun/utils"
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"github.com/stretchr/testify/assert"
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)
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func TestG1(t *testing.T) {
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bn128, err := NewBn128()
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assert.Nil(t, err)
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r1 := big.NewInt(int64(33))
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r2 := big.NewInt(int64(44))
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gr1 := bn128.G1.MulScalar(bn128.G1.G, bn128.Fq1.Copy(r1))
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gr2 := bn128.G1.MulScalar(bn128.G1.G, bn128.Fq1.Copy(r2))
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grsum1 := bn128.G1.Add(gr1, gr2) // g*33 + g*44
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r1r2 := bn128.Fq1.Add(r1, r2) // 33 + 44
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grsum2 := bn128.G1.MulScalar(bn128.G1.G, r1r2) // g * (33+44)
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assert.True(t, bn128.G1.Equal(grsum1, grsum2))
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a := bn128.G1.Affine(grsum1)
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b := bn128.G1.Affine(grsum2)
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assert.Equal(t, a, b)
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assert.Equal(t, "0x2f978c0ab89ebaa576866706b14787f360c4d6c3869efe5a72f7c3651a72ff00", utils.BytesToHex(a[0].Bytes()))
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assert.Equal(t, "0x12e4ba7f0edca8b4fa668fe153aebd908d322dc26ad964d4cd314795844b62b2", utils.BytesToHex(a[1].Bytes()))
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}
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