kvm/internal/audio/granular_metrics_test.go

101 lines
2.5 KiB
Go

package audio
import (
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// TestGranularMetricsCollector tests the GranularMetricsCollector functionality
func TestGranularMetricsCollector(t *testing.T) {
tests := []struct {
name string
testFunc func(t *testing.T)
}{
{"GetGranularMetricsCollector", testGetGranularMetricsCollector},
{"ConcurrentCollectorAccess", testConcurrentCollectorAccess},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tt.testFunc(t)
})
}
}
// testGetGranularMetricsCollector tests singleton behavior
func testGetGranularMetricsCollector(t *testing.T) {
collector1 := GetGranularMetricsCollector()
collector2 := GetGranularMetricsCollector()
require.NotNil(t, collector1)
require.NotNil(t, collector2)
assert.Same(t, collector1, collector2, "Should return the same singleton instance")
}
// testConcurrentCollectorAccess tests thread safety of the collector
func testConcurrentCollectorAccess(t *testing.T) {
collector := GetGranularMetricsCollector()
require.NotNil(t, collector)
const numGoroutines = 10
const operationsPerGoroutine = 50
var wg sync.WaitGroup
wg.Add(numGoroutines)
// Concurrent buffer pool operations
for i := 0; i < numGoroutines; i++ {
go func(id int) {
defer wg.Done()
for j := 0; j < operationsPerGoroutine; j++ {
// Test buffer pool operations
latency := time.Duration(id*operationsPerGoroutine+j) * time.Microsecond
collector.RecordFramePoolGet(latency, true)
collector.RecordFramePoolPut(latency, 1024)
}
}(i)
}
wg.Wait()
// Verify collector is still functional
efficiency := collector.GetBufferPoolEfficiency()
assert.NotNil(t, efficiency)
}
func BenchmarkGranularMetricsCollector(b *testing.B) {
collector := GetGranularMetricsCollector()
b.Run("RecordFramePoolGet", func(b *testing.B) {
latency := 5 * time.Millisecond
b.ResetTimer()
for i := 0; i < b.N; i++ {
collector.RecordFramePoolGet(latency, true)
}
})
b.Run("RecordFramePoolPut", func(b *testing.B) {
latency := 5 * time.Millisecond
b.ResetTimer()
for i := 0; i < b.N; i++ {
collector.RecordFramePoolPut(latency, 1024)
}
})
b.Run("GetBufferPoolEfficiency", func(b *testing.B) {
// Pre-populate with some data
for i := 0; i < 100; i++ {
collector.RecordFramePoolGet(time.Duration(i)*time.Microsecond, true)
collector.RecordFramePoolPut(time.Duration(i)*time.Microsecond, 1024)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
_ = collector.GetBufferPoolEfficiency()
}
})
}