telegraf/plugins/processors/split/split_test.go

68 lines
1.8 KiB
Go

package split
import (
"os"
"path/filepath"
"testing"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/config"
"github.com/influxdata/telegraf/plugins/parsers/influx"
"github.com/influxdata/telegraf/plugins/processors"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestCases(t *testing.T) {
folders, err := os.ReadDir("testcases")
require.NoError(t, err)
require.NotEmpty(t, folders)
processors.Add("split", func() telegraf.Processor {
return &Split{}
})
for _, f := range folders {
// Only handle folders
if !f.IsDir() {
continue
}
fname := f.Name()
testdataPath := filepath.Join("testcases", fname)
configFilename := filepath.Join(testdataPath, "config.toml")
inputFilename := filepath.Join(testdataPath, "input.influx")
expectedFilename := filepath.Join(testdataPath, "expected.out")
t.Run(fname, func(t *testing.T) {
// Get parser to parse input and expected output
parser := &influx.Parser{}
require.NoError(t, parser.Init())
input, err := testutil.ParseMetricsFromFile(inputFilename, parser)
require.NoError(t, err)
var expected []telegraf.Metric
if _, err := os.Stat(expectedFilename); err == nil {
var err error
expected, err = testutil.ParseMetricsFromFile(expectedFilename, parser)
require.NoError(t, err)
}
// Configure the plugin
cfg := config.NewConfig()
require.NoError(t, cfg.LoadConfig(configFilename))
require.Len(t, cfg.Processors, 1, "wrong number of processors")
proc := cfg.Processors[0].Processor.(processors.HasUnwrap)
plugin := proc.Unwrap().(*Split)
require.NoError(t, plugin.Init())
// Process expected metrics and compare with resulting metrics
actual := plugin.Apply(input...)
testutil.RequireMetricsEqual(t, expected, actual)
})
}
}