telegraf/plugins/inputs/file/file_test.go

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package file
import (
"os"
"path/filepath"
"testing"
"github.com/influxdata/telegraf/plugins/parsers"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestRefreshFilePaths(t *testing.T) {
wd, err := os.Getwd()
r := File{
Files: []string{filepath.Join(wd, "dev/testfiles/**.log")},
}
err = r.refreshFilePaths()
require.NoError(t, err)
assert.Equal(t, 2, len(r.filenames))
}
func TestJSONParserCompile(t *testing.T) {
var acc testutil.Accumulator
wd, _ := os.Getwd()
r := File{
Files: []string{filepath.Join(wd, "dev/testfiles/json_a.log")},
}
parserConfig := parsers.Config{
DataFormat: "json",
TagKeys: []string{"parent_ignored_child"},
}
nParser, err := parsers.NewParser(&parserConfig)
assert.NoError(t, err)
r.parser = nParser
r.Gather(&acc)
assert.Equal(t, map[string]string{"parent_ignored_child": "hi"}, acc.Metrics[0].Tags)
assert.Equal(t, 5, len(acc.Metrics[0].Fields))
}
func TestGrokParser(t *testing.T) {
wd, _ := os.Getwd()
var acc testutil.Accumulator
r := File{
Files: []string{filepath.Join(wd, "dev/testfiles/grok_a.log")},
}
parserConfig := parsers.Config{
DataFormat: "grok",
GrokPatterns: []string{"%{COMMON_LOG_FORMAT}"},
}
nParser, err := parsers.NewParser(&parserConfig)
r.parser = nParser
assert.NoError(t, err)
err = r.Gather(&acc)
assert.Equal(t, len(acc.Metrics), 2)
}