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提升小数数字精度

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GoEdgeLab
2022-10-23 11:54:00 +08:00
parent 680de5ebd2
commit 08a1263815
2 changed files with 22 additions and 15 deletions
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26
internal/utils/numberutils/utils_test.go
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@@ -24,20 +24,20 @@ func TestMaxFloat32(t *testing.T) {
t.Logf("%f", math.MaxFloat32/(1<<100))
}
func TestFloorFloat32(t *testing.T) {
t.Logf("%f", numberutils.FloorFloat32(123.456, -1))
t.Logf("%f", numberutils.FloorFloat32(123.456, 0))
t.Logf("%f", numberutils.FloorFloat32(123, 2))
t.Logf("%f, %f", numberutils.FloorFloat32(123.456, 1), 123.456*10)
t.Logf("%f, %f", numberutils.FloorFloat32(123.456, 2), 123.456*10*10)
t.Logf("%f, %f", numberutils.FloorFloat32(123.456, 3), 123.456*10*10*10)
t.Logf("%f, %f", numberutils.FloorFloat32(123.456, 4), 123.456*10*10*10*10)
t.Logf("%f, %f", numberutils.FloorFloat32(123.456789, 4), 123.456789*10*10*10*10)
t.Logf("%f", numberutils.FloorFloat32(-123.45678, 2))
func TestFloorFloat64(t *testing.T) {
t.Logf("%f", numberutils.FloorFloat64(123.456, -1))
t.Logf("%f", numberutils.FloorFloat64(123.456, 0))
t.Logf("%f", numberutils.FloorFloat64(123, 2))
t.Logf("%f, %f", numberutils.FloorFloat64(123.456, 1), 123.456*10)
t.Logf("%f, %f", numberutils.FloorFloat64(123.456, 2), 123.456*10*10)
t.Logf("%f, %f", numberutils.FloorFloat64(123.456, 3), 123.456*10*10*10)
t.Logf("%f, %f", numberutils.FloorFloat64(123.456, 4), 123.456*10*10*10*10)
t.Logf("%f, %f", numberutils.FloorFloat64(123.456789, 4), 123.456789*10*10*10*10)
t.Logf("%f", numberutils.FloorFloat64(-123.45678, 2))
}
func TestFloorFloat32_Special(t *testing.T) {
for _, f := range []float32{17.88, 1.11, 1.23456} {
t.Logf("%f", numberutils.FloorFloat32(f, 2))
func TestFloorFloat64_Special(t *testing.T) {
for _, f := range []float64{17.88, 1.11, 1.23456} {
t.Logf("%f", numberutils.FloorFloat64(f, 2))
}
}