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https://github.com/shopspring/decimal.git
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Merge dd34943dc4
into 0e69d5cd53
This commit is contained in:
commit
e671870ccb
2 changed files with 41 additions and 8 deletions
12
decimal.go
12
decimal.go
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@ -130,6 +130,18 @@ func NewFromInt32(value int32) Decimal {
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}
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}
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}
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}
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// NewFromUint64 converts an uint64 to Decimal.
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//
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// Example:
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//
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// NewFromUint64(123).String() // output: "123"
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func NewFromUint64(value uint64) Decimal {
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return Decimal{
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value: new(big.Int).SetUint64(value),
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exp: 0,
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}
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}
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// NewFromBigInt returns a new Decimal from a big.Int, value * 10 ^ exp
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// NewFromBigInt returns a new Decimal from a big.Int, value * 10 ^ exp
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func NewFromBigInt(value *big.Int, exp int32) Decimal {
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func NewFromBigInt(value *big.Int, exp int32) Decimal {
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return Decimal{
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return Decimal{
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@ -480,6 +480,7 @@ func TestNewFromInt(t *testing.T) {
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1: "1",
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1: "1",
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323412345: "323412345",
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323412345: "323412345",
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9223372036854775807: "9223372036854775807",
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9223372036854775807: "9223372036854775807",
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-9223372036854775808: "-9223372036854775808",
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}
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}
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// add negatives
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// add negatives
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@ -505,6 +506,7 @@ func TestNewFromInt32(t *testing.T) {
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1: "1",
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1: "1",
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323412345: "323412345",
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323412345: "323412345",
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2147483647: "2147483647",
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2147483647: "2147483647",
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-2147483648: "-2147483648",
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}
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}
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// add negatives
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// add negatives
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@ -524,6 +526,25 @@ func TestNewFromInt32(t *testing.T) {
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}
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}
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}
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}
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func TestNewFromUint64(t *testing.T) {
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tests := map[uint64]string{
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0: "0",
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1: "1",
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323412345: "323412345",
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9223372036854775807: "9223372036854775807",
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18446744073709551615: "18446744073709551615",
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}
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for input, s := range tests {
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d := NewFromUint64(input)
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if d.String() != s {
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t.Errorf("expected %s, got %s (%s, %d)",
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s, d.String(),
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d.value.String(), d.exp)
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}
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}
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}
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func TestNewFromBigIntWithExponent(t *testing.T) {
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func TestNewFromBigIntWithExponent(t *testing.T) {
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type Inp struct {
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type Inp struct {
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val *big.Int
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val *big.Int
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