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// SPDX-License-Identifier: GPL-3.0-or-later
package fluentd
import (
"net/http"
"net/http/httptest"
"os"
"testing"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
dataConfigJSON, _ = os.ReadFile("testdata/config.json")
dataConfigYAML, _ = os.ReadFile("testdata/config.yaml")
dataPluginsMetrics, _ = os.ReadFile("testdata/plugins.json")
)
func Test_testDataIsValid(t *testing.T) {
for name, data := range map[string][]byte{
"dataConfigJSON": dataConfigJSON,
"dataConfigYAML": dataConfigYAML,
"dataPluginsMetrics": dataPluginsMetrics,
} {
require.NotNil(t, data, name)
}
}
func TestFluentd_ConfigurationSerialize(t *testing.T) {
module.TestConfigurationSerialize(t, &Fluentd{}, dataConfigJSON, dataConfigYAML)
}
func TestFluentd_Init(t *testing.T) {
// OK
job := New()
assert.NoError(t, job.Init())
assert.NotNil(t, job.apiClient)
//NG
job = New()
job.URL = ""
assert.Error(t, job.Init())
}
func TestFluentd_Check(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write(dataPluginsMetrics)
}))
defer ts.Close()
// OK
job := New()
job.URL = ts.URL
require.NoError(t, job.Init())
require.NoError(t, job.Check())
// NG
job = New()
job.URL = "http://127.0.0.1:38001/api/plugins.json"
require.NoError(t, job.Init())
require.Error(t, job.Check())
}
func TestFluentd_Charts(t *testing.T) {
assert.NotNil(t, New().Charts())
}
func TestFluentd_Cleanup(t *testing.T) {
New().Cleanup()
}
func TestFluentd_Collect(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write(dataPluginsMetrics)
}))
defer ts.Close()
job := New()
job.URL = ts.URL
require.NoError(t, job.Init())
require.NoError(t, job.Check())
expected := map[string]int64{
"output_stdout_stdout_output_retry_count": 0,
"output_td_tdlog_output_retry_count": 0,
"output_td_tdlog_output_buffer_queue_length": 0,
"output_td_tdlog_output_buffer_total_queued_size": 0,
}
assert.Equal(t, expected, job.Collect())
assert.Len(t, job.charts.Get("retry_count").Dims, 2)
assert.Len(t, job.charts.Get("buffer_queue_length").Dims, 1)
assert.Len(t, job.charts.Get("buffer_total_queued_size").Dims, 1)
}
func TestFluentd_InvalidData(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte("hello and goodbye"))
}))
defer ts.Close()
job := New()
job.URL = ts.URL
require.NoError(t, job.Init())
assert.Error(t, job.Check())
}
func TestFluentd_404(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(404)
}))
defer ts.Close()
job := New()
job.URL = ts.URL
require.NoError(t, job.Init())
assert.Error(t, job.Check())
}
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