package lnwire import ( "testing" "github.com/roasbeef/btcutil" ) func TestMilliSatoshiConversion(t *testing.T) { t.Parallel() testCases := []struct { mSatAmount MilliSatoshi satAmount btcutil.Amount btcAmount float64 }{ { mSatAmount: 0, satAmount: 0, btcAmount: 0, }, { mSatAmount: 10, satAmount: 0, btcAmount: 0, }, { mSatAmount: 999, satAmount: 0, btcAmount: 0, }, { mSatAmount: 1000, satAmount: 1, btcAmount: 1e-8, }, { mSatAmount: 10000, satAmount: 10, btcAmount: 0.00000010, }, { mSatAmount: 100000000000, satAmount: 100000000, btcAmount: 1, }, { mSatAmount: 2500000000000, satAmount: 2500000000, btcAmount: 25, }, { mSatAmount: 5000000000000, satAmount: 5000000000, btcAmount: 50, }, { mSatAmount: 21 * 1e6 * 1e8 * 1e3, satAmount: 21 * 1e6 * 1e8, btcAmount: 21 * 1e6, }, } for i, test := range testCases { if test.mSatAmount.ToSatoshis() != test.satAmount { t.Fatalf("test #%v: wrong sat amount, expected %v "+ "got %v", i, int64(test.satAmount), int64(test.mSatAmount.ToSatoshis())) } if test.mSatAmount.ToBTC() != test.btcAmount { t.Fatalf("test #%v: wrong btc amount, expected %v "+ "got %v", i, test.btcAmount, test.mSatAmount.ToBTC()) } } }