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// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package iter_test
import (
"fmt"
"testing"
"github.com/bradfitz/iter"
)
func ExampleN() {
for i := range iter.N(4) {
fmt.Println(i)
}
// Output:
// 0
// 1
// 2
// 3
}
func TestAllocs(t *testing.T) {
var sink []struct{}
allocs := testing.AllocsPerRun(1000, func() {
sink = iter.N(1e9)
})
_ = sink
if allocs > 0.1 {
t.Errorf("allocs = %v", allocs)
}
}
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