2018-07-11 23:43:49 +00:00
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package linux_sysctl_fs
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2017-03-31 21:01:02 +00:00
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import (
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"io/ioutil"
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"os"
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"testing"
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"github.com/influxdata/telegraf/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestSysctlFSGather(t *testing.T) {
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td, err := ioutil.TempDir("", "")
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require.NoError(t, err)
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defer os.RemoveAll(td)
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require.NoError(t, ioutil.WriteFile(td+"/aio-nr", []byte("100\n"), 0644))
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require.NoError(t, ioutil.WriteFile(td+"/aio-max-nr", []byte("101\n"), 0644))
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require.NoError(t, ioutil.WriteFile(td+"/super-nr", []byte("102\n"), 0644))
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require.NoError(t, ioutil.WriteFile(td+"/super-max", []byte("103\n"), 0644))
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require.NoError(t, ioutil.WriteFile(td+"/file-nr", []byte("104\t0\t106\n"), 0644))
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require.NoError(t, ioutil.WriteFile(td+"/inode-state", []byte("107\t108\t109\t0\t0\t0\t0\n"), 0644))
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sfs := &SysctlFS{
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path: td,
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}
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var acc testutil.Accumulator
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require.NoError(t, sfs.Gather(&acc))
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acc.AssertContainsFields(t, "linux_sysctl_fs", map[string]interface{}{
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"aio-nr": uint64(100),
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"aio-max-nr": uint64(101),
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"super-nr": uint64(102),
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"super-max": uint64(103),
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"file-nr": uint64(104),
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"file-max": uint64(106),
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"inode-nr": uint64(107),
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"inode-free-nr": uint64(108),
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"inode-preshrink-nr": uint64(109),
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})
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}
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