drone.io用のサンプルコード

sum.go

package sample

func Sum(xs ...int) (s int) {
	for _, x := range xs {
		s += x
	}
	return
}

sum_test.go

package sample

import "testing"

func TestSum(t *testing.T) {
	expect := 55
	actual := Sum(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

	if actual != expect {
		t.Errorf(`expect="%d" actual="%d"`, expect, actual)
	}
}