func TestStddevNormalOne(t *testing.T) {
result, err := mino.FromList(one).Transform(transform.Stddev{})
r := result.(transform.StddevResults)
assert.Equal(t, transform.InsufficientDataError, err)
assert.InEpsilon(t, 0, r.Deviation, epsilon)
assert.InEpsilon(t, 1, r.Average, epsilon)
}
func TestStddevBessel(t *testing.T) {
result, err := mino.FromList(fibonacci).Transform(transform.Stddev{Bessel: true})
assert.Nil(t, err)
r := result.(transform.StddevResults)
assert.InEpsilon(t, 7.0660, r.Deviation, epsilon)
assert.InEpsilon(t, 6.7500, r.Average, epsilon)
}
func TestQuartileSameSectionAsNumbers(t *testing.T) {
result, err := mino.FromList([]float64{1, 2}).Transform(transform.Quartile{Sections: 2})
assert.Nil(t, err)
assert.Equal(t, []float64{1.5}, result.([]float64))
}
func TestQuartileEmpty(t *testing.T) {
_, err := mino.FromList(empty).Transform(transform.Quartile{})
assert.Equal(t, transform.InsufficientDataError, err)
}
func TestFourQuartiles(t *testing.T) {
result, err := mino.FromList(fibonacci).Transform(transform.Quartile{})
assert.Nil(t, err)
assert.Equal(t, []float64{1.25, 4, 11.75}, result.([]float64))
}
func TestThreeQuartiles(t *testing.T) {
result, err := mino.FromList(fibonacci).Transform(transform.Quartile{Sections: 3})
assert.Nil(t, err)
assert.Equal(t, []float64{2, 8}, result.([]float64))
}
func TestAverageEmpty(t *testing.T) {
result, err := mino.FromList(empty).Transform(transform.Average{})
assert.Nil(t, err)
assert.Equal(t, float64(0), result.(float64))
}
func TestAverage(t *testing.T) {
result, err := mino.FromList(fibonacci).Transform(transform.Average{})
assert.Nil(t, err)
assert.Equal(t, float64(6.75), result.(float64))
}
func TestSum(t *testing.T) {
result, err := mino.FromList(fibonacci).Transform(transform.Sum{})
assert.Nil(t, err)
assert.Equal(t, float64(54), result.(float64))
}