Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/inputs/neoom_beaam/neoom_beaam_test.go

@@ -0,0 +1,115 @@
+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())
+		})
+	}
+}