add and fix tests

cmd/any2anexoj-cli/localizer_test.go

@@ -0,0 +1,24 @@
+package main
+
+import "testing"
+
+func TestNewLocalizer(t *testing.T) {
+	tests := []struct {
+		name string
+		lang string
+	}{
+		{"english", "en"},
+		{"portuguese", "pt"},
+		{"english with region", "en-US"},
+		{"portuguese with region", "pt-BR"},
+		{"unknown language falls back to default", "!!"},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			_, err := NewLocalizer(tt.lang)
+			if err != nil {
+				t.Fatalf("want success call but failed: %v", err)
+			}
+		})
+	}
+}

internal/aggregator_writer_test.go

@@ -211,7 +211,7 @@ func TestAggregatorWriter_Items(t *testing.T) {
 	aw := &internal.AggregatorWriter{}
 	ctx := context.Background()
 
-	for range 10 {
+	for range 5 {
 		item := internal.ReportItem{Symbol: "TEST"}
 		if err := aw.Write(ctx, item); err != nil {
 			t.Fatalf("unexpected error: %v", err)
@@ -226,6 +226,17 @@ func TestAggregatorWriter_Items(t *testing.T) {
 	if count != 5 {
 		t.Errorf("expected for loop to stop at 5 items, got %d", count)
 	}
+
+	count = 0
+	for range aw.Iter() {
+		count++
+		if count == 3 {
+			break
+		}
+	}
+	if count != 3 {
+		t.Errorf("expected for loop to stop at 3 items, got %d", count)
+	}
 }
 
 func TestAggregatorWriter_ThreadSafety(t *testing.T) {