internal/shell/comparison_test.go · crush

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crush/internal/shell/comparison_test.go

41 lines 939 B history raw

1package shell

3import (

4 "testing"

5 "time"

7 "github.com/stretchr/testify/require"

10func TestShellPerformanceComparison(t *testing.T) {

11 shell := NewShell(&Options{WorkingDir: t.TempDir()})

13 // Test quick command

14 start := time.Now()

15 stdout, stderr, err := shell.Exec(t.Context(), "echo 'hello'")

16 exitCode := ExitCode(err)

17 duration := time.Since(start)

19 require.NoError(t, err)

20 require.Equal(t, 0, exitCode)

21 require.Contains(t, stdout, "hello")

22 require.Empty(t, stderr)

24 t.Logf("Quick command took: %v", duration)

27// Benchmark CPU usage during polling

28func BenchmarkShellPolling(b *testing.B) {

29 shell := NewShell(&Options{WorkingDir: b.TempDir()})

31 b.ReportAllocs()

33 for b.Loop() {

34 // Use a short sleep to measure polling overhead

35 _, _, err := shell.Exec(b.Context(), "sleep 0.02")

36 exitCode := ExitCode(err)

37 if err != nil || exitCode != 0 {

38 b.Fatalf("Command failed: %v, exit code: %d", err, exitCode)

39 }