mirror of
https://github.com/prometheus-community/windows_exporter.git
synced 2026-02-14 00:46:35 +00:00
120 lines
2.9 KiB
Go
120 lines
2.9 KiB
Go
// Copyright 2024 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build windows
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package textfile_test
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import (
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"fmt"
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"io"
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"log/slog"
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"strings"
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"testing"
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"github.com/prometheus-community/windows_exporter/internal/collector/textfile"
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"github.com/prometheus-community/windows_exporter/pkg/collector"
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"github.com/prometheus/client_golang/prometheus"
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dto "github.com/prometheus/client_model/go"
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"github.com/stretchr/testify/require"
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)
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//nolint:gochecknoglobals
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var baseDir = "../../../tools/textfile-test"
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//nolint:paralleltest
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func TestMultipleDirectories(t *testing.T) {
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logger := slog.New(slog.NewTextHandler(io.Discard, nil))
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testDir := baseDir + "/multiple-dirs"
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testDirs := fmt.Sprintf("%[1]s/dir1,%[1]s/dir2,%[1]s/dir3", testDir)
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textFileCollector := textfile.New(&textfile.Config{
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TextFileDirectories: strings.Split(testDirs, ","),
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})
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collectors := collector.New(map[string]collector.Collector{textfile.Name: textFileCollector})
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require.NoError(t, collectors.Build(logger))
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metrics := make(chan prometheus.Metric)
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got := ""
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go func() {
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for {
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var metric dto.Metric
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val := <-metrics
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err := val.Write(&metric)
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if err != nil {
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t.Errorf("Unexpected error %s", err)
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}
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got += metric.String()
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}
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}()
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err := textFileCollector.Collect(metrics)
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if err != nil {
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t.Errorf("Unexpected error %s", err)
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}
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for _, f := range []string{"dir1", "dir2", "dir3", "dir3sub"} {
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if !strings.Contains(got, f) {
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t.Errorf("Unexpected output %s: %q", f, got)
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}
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}
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}
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//nolint:paralleltest
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func TestDuplicateFileName(t *testing.T) {
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logger := slog.New(slog.NewTextHandler(io.Discard, nil))
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testDir := baseDir + "/duplicate-filename"
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textFileCollector := textfile.New(&textfile.Config{
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TextFileDirectories: []string{testDir},
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})
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collectors := collector.New(map[string]collector.Collector{textfile.Name: textFileCollector})
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require.NoError(t, collectors.Build(logger))
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metrics := make(chan prometheus.Metric)
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got := ""
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go func() {
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for {
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var metric dto.Metric
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val := <-metrics
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err := val.Write(&metric)
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if err != nil {
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t.Errorf("Unexpected error %s", err)
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}
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got += metric.String()
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}
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}()
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err := textFileCollector.Collect(metrics)
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if err != nil {
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t.Errorf("Unexpected error %s", err)
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}
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if !strings.Contains(got, "file") {
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t.Errorf("Unexpected output %q", got)
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}
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if strings.Contains(got, "sub_file") {
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t.Errorf("Unexpected output %q", got)
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}
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}
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