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telegraf/plugins/inputs/neoom_beaam/neoom_beaam_test.go
Daniel Baumann 4978089aab
Adding upstream version 1.34.4.
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-05-24 07:26:29 +02:00

115 lines
3.3 KiB
Go

package neoom_beaam
import (
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"sort"
"strings"
"testing"
"github.com/stretchr/testify/require"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/config"
"github.com/influxdata/telegraf/plugins/inputs"
"github.com/influxdata/telegraf/plugins/parsers/influx"
"github.com/influxdata/telegraf/testutil"
)
func TestCases(t *testing.T) {
// Get all directories in testdata
folders, err := os.ReadDir("testcases")
require.NoError(t, err)
// Register the plugin
inputs.Add("neoom_beaam", func() telegraf.Input {
return &NeoomBeaam{}
})
// Prepare the influx parser for expectations
parser := &influx.Parser{}
require.NoError(t, parser.Init())
for _, f := range folders {
// Only handle folders
if !f.IsDir() {
continue
}
testcasePath := filepath.Join("testcases", f.Name())
configFilename := filepath.Join(testcasePath, "telegraf.conf")
inputFiles := filepath.Join(testcasePath, "*.json")
expectedFilename := filepath.Join(testcasePath, "expected.out")
expectedErrorFilename := filepath.Join(testcasePath, "expected.err")
t.Run(f.Name(), func(t *testing.T) {
// Read the input data
matches, err := filepath.Glob(inputFiles)
require.NoError(t, err)
require.NotEmpty(t, matches)
sort.Strings(matches)
endpoints := make(map[string][]byte, len(matches))
for _, fn := range matches {
buf, err := os.ReadFile(fn)
require.NoError(t, err)
key := strings.TrimSuffix(filepath.Base(fn), filepath.Ext(fn))
if strings.HasPrefix(key, "thing_") {
endpoints["/api/v1/things/"+strings.TrimPrefix(key, "thing_")+"/states"] = buf
} else {
endpoints["/api/v1/site/"+key] = buf
}
}
// Read the expected output if any
var expected []telegraf.Metric
if _, err := os.Stat(expectedFilename); err == nil {
var err error
expected, err = testutil.ParseMetricsFromFile(expectedFilename, parser)
require.NoError(t, err)
}
// Read the expected output if any
var expectedErrors []string
if _, err := os.Stat(expectedErrorFilename); err == nil {
var err error
expectedErrors, err = testutil.ParseLinesFromFile(expectedErrorFilename)
require.NoError(t, err)
require.NotEmpty(t, expectedErrors)
}
// Create a fake API server
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if msg, ok := endpoints[r.URL.Path]; ok {
if _, err := w.Write(msg); err != nil {
w.WriteHeader(http.StatusInternalServerError)
}
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
defer server.Close()
// Load the configuration
cfg := config.NewConfig()
require.NoError(t, cfg.LoadConfig(configFilename))
require.Len(t, cfg.Inputs, 1)
// Setup and start the plugin
plugin := cfg.Inputs[0].Input.(*NeoomBeaam)
plugin.Address = server.URL
require.NoError(t, plugin.Init())
require.NoError(t, plugin.Start(nil))
defer plugin.Stop()
// Gather the data
var acc testutil.Accumulator
require.NoError(t, plugin.Gather(&acc))
require.Empty(t, acc.Errors)
// Check the metric nevertheless as we might get some metrics despite errors.
actual := acc.GetTelegrafMetrics()
testutil.RequireMetricsEqual(t, expected, actual, testutil.SortMetrics())
})
}
}