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package metrics
import (
"reflect"
"testing"
)
type MockSink struct {
keys [][]string
vals []float32
}
func (m *MockSink) SetGauge(key []string, val float32) {
m.keys = append(m.keys, key)
m.vals = append(m.vals, val)
}
func (m *MockSink) EmitKey(key []string, val float32) {
m.keys = append(m.keys, key)
m.vals = append(m.vals, val)
}
func (m *MockSink) IncrCounter(key []string, val float32) {
m.keys = append(m.keys, key)
m.vals = append(m.vals, val)
}
func (m *MockSink) AddSample(key []string, val float32) {
m.keys = append(m.keys, key)
m.vals = append(m.vals, val)
}
func TestFanoutSink_Gauge(t *testing.T) {
m1 := &MockSink{}
m2 := &MockSink{}
fh := &FanoutSink{m1, m2}
k := []string{"test"}
v := float32(42.0)
fh.SetGauge(k, v)
if !reflect.DeepEqual(m1.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m2.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m1.vals[0], v) {
t.Fatalf("val not equal")
}
if !reflect.DeepEqual(m2.vals[0], v) {
t.Fatalf("val not equal")
}
}
func TestFanoutSink_Key(t *testing.T) {
m1 := &MockSink{}
m2 := &MockSink{}
fh := &FanoutSink{m1, m2}
k := []string{"test"}
v := float32(42.0)
fh.EmitKey(k, v)
if !reflect.DeepEqual(m1.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m2.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m1.vals[0], v) {
t.Fatalf("val not equal")
}
if !reflect.DeepEqual(m2.vals[0], v) {
t.Fatalf("val not equal")
}
}
func TestFanoutSink_Counter(t *testing.T) {
m1 := &MockSink{}
m2 := &MockSink{}
fh := &FanoutSink{m1, m2}
k := []string{"test"}
v := float32(42.0)
fh.IncrCounter(k, v)
if !reflect.DeepEqual(m1.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m2.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m1.vals[0], v) {
t.Fatalf("val not equal")
}
if !reflect.DeepEqual(m2.vals[0], v) {
t.Fatalf("val not equal")
}
}
func TestFanoutSink_Sample(t *testing.T) {
m1 := &MockSink{}
m2 := &MockSink{}
fh := &FanoutSink{m1, m2}
k := []string{"test"}
v := float32(42.0)
fh.AddSample(k, v)
if !reflect.DeepEqual(m1.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m2.keys[0], k) {
t.Fatalf("key not equal")
}
if !reflect.DeepEqual(m1.vals[0], v) {
t.Fatalf("val not equal")
}
if !reflect.DeepEqual(m2.vals[0], v) {
t.Fatalf("val not equal")
}
}
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