Add projects

backend/internal/translator/common/request_test.go

@@ -0,0 +1,35 @@
+package common
+
+import "testing"
+
+func TestRequestModelNamePrefersOriginalRequest(t *testing.T) {
+	original := []byte(`{"model":"original-model"}`)
+	translated := []byte(`{"model":"translated-model"}`)
+
+	if got := RequestModelName(original, translated); got != "original-model" {
+		t.Fatalf("model = %q, want original-model", got)
+	}
+}
+
+func TestRequestModelNameSupportsWrappedRequest(t *testing.T) {
+	request := []byte(`{"request":{"model":"wrapped-model"}}`)
+
+	if got := RequestModelName(nil, request); got != "wrapped-model" {
+		t.Fatalf("model = %q, want wrapped-model", got)
+	}
+}
+
+func TestGenerateClaudeToolCallID(t *testing.T) {
+	id := GenerateClaudeToolCallID()
+	if len(id) != 30 {
+		t.Fatalf("expected len 30 (toolu_ + 24), got %d: %q", len(id), id)
+	}
+	if id[:6] != "toolu_" {
+		t.Fatalf("expected prefix toolu_, got %q", id)
+	}
+	for _, ch := range id[6:] {
+		if !((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch >= '0' && ch <= '9')) {
+			t.Fatalf("invalid character in ID %q: %c", id, ch)
+		}
+	}
+}