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mirror of https://github.com/MontFerret/ferret.git synced 2024-12-16 11:37:36 +02:00
ferret/pkg/stdlib/math/log_test.go
Tim Voronov 5f94b77a39
Feature/#7 numeric functions ()
*  Added ABS

*  Added ACOS

*  Added ASIN

*  Added ATAN

*  Added ATAN2

*  Added AVERAGE

*  Added CEIL

*  Added COS

*  Added DEGREES

*  Added EXP

*  Added EXP2

*  Added FLOOR

*  Added LOG

*  Added LOG2

*  Added LOG10

*  Added MAX

*  Added MEDIAN

*  Added MIN

*  Added PERCENTILE

*  Added PI

*  Added POW

*  Added RADIANS

*  Added RAND

*  Added RANGE

*  Added ROUND

*  Added SIN

*  Added SQRT

*  Added TAN

*  Added SUM

*  Added STDDEV_POPULATION

*  Added STDDEV_SAMPLE, VARIANCE_POPULATION, VARIANCE_SAMPLE
2018-10-13 21:07:28 -04:00

30 lines
697 B
Go

package math_test
import (
"context"
"github.com/MontFerret/ferret/pkg/runtime/values"
"github.com/MontFerret/ferret/pkg/stdlib/math"
"testing"
. "github.com/smartystreets/goconvey/convey"
)
func TestLog(t *testing.T) {
Convey("Should return a value", t, func() {
out, err := math.Log(context.Background(), values.NewFloat(2.718281828459045))
So(err, ShouldBeNil)
So(out, ShouldEqual, 1)
out, err = math.Log(context.Background(), values.NewFloat(10))
So(err, ShouldBeNil)
So(out, ShouldEqual, 2.302585092994046)
out, err = math.Log(context.Background(), values.NewFloat(0))
So(err, ShouldBeNil)
So(values.IsInf(out.(values.Float), -1).Unwrap(), ShouldBeTrue)
})
}