underscore/tap_test.go
Ruidy d6f1e1cff5
feat: add Tap, Transpose, Unzip, ParallelReduce, and Replicate
- Add Tap: for side effects/debugging in pipelines
- Add Transpose: flip matrix rows and columns
- Add Unzip: split tuple slice into two slices
- Add ParallelReduce: parallel reduction (experimental)
- Add Replicate: create n copies of a value

Comprehensive tests included for all functions.

Resolves Issues 21, 22, 23, 24, 25

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-14 14:55:43 +01:00

22 lines
405 B
Go

package underscore_test
import (
"testing"
"github.com/stretchr/testify/assert"
u "github.com/rjNemo/underscore"
)
func TestTap(t *testing.T) {
nums := []int{1, 2, 3}
sum := 0
result := u.Tap(nums, func(n int) { sum += n })
assert.Equal(t, nums, result)
assert.Equal(t, 6, sum)
}
func TestTapEmpty(t *testing.T) {
result := u.Tap([]int{}, func(n int) {})
assert.Equal(t, []int{}, result)
}