github.com/zhiqiangxu/util@v0.0.0-20230112053021-0a7aee056cd5/math/phi_test.go (about)

     1  package math
     2  
     3  import (
     4  	"testing"
     5  
     6  	"gotest.tools/assert"
     7  )
     8  
     9  func TestPhi(t *testing.T) {
    10  	assert.Equal(t, Phi(10), 4)
    11  	assert.Equal(t, Phi(11), 10)
    12  	assert.Equal(t, Phi(12), 4)
    13  	assert.Equal(t, Phi(14), 6)
    14  	assert.Equal(t, Phi(15), 8)
    15  	assert.Equal(t, Phi(229), 228)
    16  	assert.Equal(t, Phi(242), 110)
    17  }