vinchent/go-by-test
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sum: slice

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vinchent 2024-09-10 21:27:13 +02:00
parent b427b8fbfb
commit fc419ec3be
2 changed files with 20 additions and 7 deletions
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2
sum/sum.go
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@ -1,6 +1,6 @@
package sum package sum
func Sum(numbers [5]int) int { func Sum(numbers []int) int {
sum := 0 sum := 0
for _, number := range numbers { for _, number := range numbers {

25
sum/sum_test.go
View File

@ -3,12 +3,25 @@ package sum
import "testing" import "testing"
func TestSum(t *testing.T) { func TestSum(t *testing.T) {
numbers := [5]int{1, 2, 3, 4, 5} t.Run("collection of 5 numbers", func(t *testing.T) {
numbers := []int{1, 2, 3, 4, 5}
got := Sum(numbers) got := Sum(numbers)
exp := 15 exp := 15
if got != exp { if got != exp {
t.Errorf("got %d, expected %d, given %v", got, exp, numbers) t.Errorf("got %d, expected %d, given %v", got, exp, numbers)
} }
})
t.Run("collection of any size", func(t *testing.T) {
numbers := []int{1, 2, 3}
got := Sum(numbers)
exp := 6
if got != exp {
t.Errorf("got %d, expected %d, given %v", got, exp, numbers)
}
})
} }