chore: tweaks, simplification, tests

fileproc/resource_monitor_metrics_test.go

@@ -0,0 +1,49 @@
+package fileproc
+
+import (
+	"testing"
+	"time"
+
+	"github.com/spf13/viper"
+
+	"github.com/ivuorinen/gibidify/testutil"
+)
+
+func TestResourceMonitor_Metrics(t *testing.T) {
+	testutil.ResetViperConfig(t, "")
+
+	viper.Set("resourceLimits.enabled", true)
+	viper.Set("resourceLimits.enableResourceMonitoring", true)
+
+	rm := NewResourceMonitor()
+	defer rm.Close()
+
+	// Process some files to generate metrics
+	rm.RecordFileProcessed(1000)
+	rm.RecordFileProcessed(2000)
+	rm.RecordFileProcessed(500)
+
+	metrics := rm.GetMetrics()
+
+	// Verify metrics
+	if metrics.FilesProcessed != 3 {
+		t.Errorf("Expected 3 files processed, got %d", metrics.FilesProcessed)
+	}
+
+	if metrics.TotalSizeProcessed != 3500 {
+		t.Errorf("Expected total size 3500, got %d", metrics.TotalSizeProcessed)
+	}
+
+	expectedAvgSize := float64(3500) / float64(3)
+	if metrics.AverageFileSize != expectedAvgSize {
+		t.Errorf("Expected average file size %.2f, got %.2f", expectedAvgSize, metrics.AverageFileSize)
+	}
+
+	if metrics.ProcessingRate <= 0 {
+		t.Error("Expected positive processing rate")
+	}
+
+	if !metrics.LastUpdated.After(time.Now().Add(-time.Second)) {
+		t.Error("Expected recent LastUpdated timestamp")
+	}
+}