telegraf/agent_test.go

176 lines
4.9 KiB
Go

package telegraf
import (
"github.com/stretchr/testify/assert"
"testing"
"time"
"github.com/influxdb/telegraf/internal/config"
// needing to load the plugins
_ "github.com/influxdb/telegraf/plugins/all"
// needing to load the outputs
_ "github.com/influxdb/telegraf/outputs/all"
)
func TestAgent_LoadPlugin(t *testing.T) {
c := config.NewConfig()
c.PluginFilters = []string{"mysql"}
err := c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ := NewAgent(c)
assert.Equal(t, 1, len(a.Config.Plugins))
c = config.NewConfig()
c.PluginFilters = []string{"foo"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 0, len(a.Config.Plugins))
c = config.NewConfig()
c.PluginFilters = []string{"mysql", "foo"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 1, len(a.Config.Plugins))
c = config.NewConfig()
c.PluginFilters = []string{"mysql", "redis"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 2, len(a.Config.Plugins))
c = config.NewConfig()
c.PluginFilters = []string{"mysql", "foo", "redis", "bar"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 2, len(a.Config.Plugins))
}
func TestAgent_LoadOutput(t *testing.T) {
c := config.NewConfig()
c.OutputFilters = []string{"influxdb"}
err := c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ := NewAgent(c)
assert.Equal(t, 2, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{"kafka"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 1, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 3, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{"foo"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 0, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{"influxdb", "foo"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 2, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{"influxdb", "kafka"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
assert.Equal(t, 3, len(c.Outputs))
a, _ = NewAgent(c)
assert.Equal(t, 3, len(a.Config.Outputs))
c = config.NewConfig()
c.OutputFilters = []string{"influxdb", "foo", "kafka", "bar"}
err = c.LoadConfig("./internal/config/testdata/telegraf-agent.toml")
assert.NoError(t, err)
a, _ = NewAgent(c)
assert.Equal(t, 3, len(a.Config.Outputs))
}
func TestAgent_ZeroJitter(t *testing.T) {
flushinterval := jitterInterval(time.Duration(10*time.Second),
time.Duration(0*time.Second))
actual := flushinterval.Nanoseconds()
exp := time.Duration(10 * time.Second).Nanoseconds()
if actual != exp {
t.Errorf("Actual %v, expected %v", actual, exp)
}
}
func TestAgent_ZeroInterval(t *testing.T) {
min := time.Duration(500 * time.Millisecond).Nanoseconds()
max := time.Duration(5 * time.Second).Nanoseconds()
for i := 0; i < 1000; i++ {
flushinterval := jitterInterval(time.Duration(0*time.Second),
time.Duration(5*time.Second))
actual := flushinterval.Nanoseconds()
if actual > max {
t.Errorf("Didn't expect interval %d to be > %d", actual, max)
break
}
if actual < min {
t.Errorf("Didn't expect interval %d to be < %d", actual, min)
break
}
}
}
func TestAgent_ZeroBoth(t *testing.T) {
flushinterval := jitterInterval(time.Duration(0*time.Second),
time.Duration(0*time.Second))
actual := flushinterval
exp := time.Duration(500 * time.Millisecond)
if actual != exp {
t.Errorf("Actual %v, expected %v", actual, exp)
}
}
func TestAgent_JitterMax(t *testing.T) {
max := time.Duration(32 * time.Second).Nanoseconds()
for i := 0; i < 1000; i++ {
flushinterval := jitterInterval(time.Duration(30*time.Second),
time.Duration(2*time.Second))
actual := flushinterval.Nanoseconds()
if actual > max {
t.Errorf("Didn't expect interval %d to be > %d", actual, max)
break
}
}
}
func TestAgent_JitterMin(t *testing.T) {
min := time.Duration(30 * time.Second).Nanoseconds()
for i := 0; i < 1000; i++ {
flushinterval := jitterInterval(time.Duration(30*time.Second),
time.Duration(2*time.Second))
actual := flushinterval.Nanoseconds()
if actual < min {
t.Errorf("Didn't expect interval %d to be < %d", actual, min)
break
}
}
}