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42 lines
771 B
Go
42 lines
771 B
Go
package iteration
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import (
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"fmt"
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"testing"
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)
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func TestRepeat(t *testing.T) {
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t.Run("repeat simple letters", func(t *testing.T) {
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repeated := Repeat("a", 6)
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expected := "aaaaaa"
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if repeated != expected {
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t.Errorf("expected %q but got %q", expected, repeated)
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}
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})
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t.Run("repeat words letters", func(t *testing.T) {
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repeated := Repeat("dog", 5)
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expected := "dogdogdogdogdog"
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if repeated != expected {
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t.Errorf("expected %q but got %q", expected, repeated)
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}
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})
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}
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// This test demonstrates benchmark testing https://pkg.go.dev/testing#hdr-Benchmarks
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func BenchmarkRepeat(b *testing.B) {
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for i := 0; i < b.N; i++ {
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Repeat("a", 4)
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}
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}
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func ExampleRepeat() {
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repeated := Repeat("da", 5)
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fmt.Println(repeated)
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// Output: dadadadada
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}
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