62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
package profiling
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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func TestProfilingCPU(t *testing.T) {
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dir, err := ioutil.TempDir("", "profiling")
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require.NoError(t, err)
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err = StartCPUProfile(dir)
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require.NoError(t, err)
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// Block for a bit to collect some metrics.
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time.Sleep(time.Second)
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err = StopCPUProfile()
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require.NoError(t, err)
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// Verify that the file has some content.
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file, err := os.Open(filepath.Join(dir, CPUFilename))
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require.NoError(t, err)
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defer func() {
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err := file.Close()
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require.NoError(t, err)
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}()
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t.Logf("CPU profile saved in %s for %s", filepath.Join(dir, CPUFilename), os.Args[0])
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info, err := file.Stat()
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require.NoError(t, err)
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require.True(t, info.Size() > 0, "a file with CPU profile is empty")
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}
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func TestProfilingMem(t *testing.T) {
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dir, err := ioutil.TempDir("", "profiling")
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require.NoError(t, err)
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err = WriteHeapFile(dir)
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require.NoError(t, err)
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// Verify that the file has some content.
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file, err := os.Open(filepath.Join(dir, MemFilename))
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require.NoError(t, err)
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defer func() {
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err := file.Close()
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require.NoError(t, err)
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}()
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t.Logf("Memory profile saved in %s for %s", filepath.Join(dir, MemFilename), os.Args[0])
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info, err := file.Stat()
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require.NoError(t, err)
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require.True(t, info.Size() > 0, "a file with memory profile is empty")
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}
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