feat: backend service

backend/internal/runtime/cache_test.go

@@ -0,0 +1,54 @@
+package runtime
+
+import (
+	"testing"
+
+	"github.com/google/uuid"
+)
+
+func TestCacheRuntimeRoundTrip(t *testing.T) {
+	c := NewCache()
+	gameID := uuid.New()
+	rec := RuntimeRecord{GameID: gameID, Status: RuntimeStatusRunning}
+
+	c.PutRuntime(rec)
+	got, ok := c.GetRuntime(gameID)
+	if !ok {
+		t.Fatal("expected cache hit")
+	}
+	if got.Status != RuntimeStatusRunning {
+		t.Fatalf("status = %s, want running", got.Status)
+	}
+
+	rec.Status = RuntimeStatusFinished
+	c.PutRuntime(rec)
+	if _, ok := c.GetRuntime(gameID); ok {
+		t.Fatal("terminal status must evict")
+	}
+}
+
+func TestCacheEngineVersionRoundTrip(t *testing.T) {
+	c := NewCache()
+	v := EngineVersion{Version: "0.1.0", ImageRef: "img", Enabled: true}
+	c.PutEngineVersion(v)
+	got, ok := c.GetEngineVersion("0.1.0")
+	if !ok {
+		t.Fatal("expected hit")
+	}
+	if got.ImageRef != "img" {
+		t.Fatalf("image_ref = %s, want img", got.ImageRef)
+	}
+	if list := c.ListEngineVersions(); len(list) != 1 {
+		t.Fatalf("list size = %d, want 1", len(list))
+	}
+}
+
+func TestCacheActiveRuntimes(t *testing.T) {
+	c := NewCache()
+	c.PutRuntime(RuntimeRecord{GameID: uuid.New(), Status: RuntimeStatusRunning})
+	c.PutRuntime(RuntimeRecord{GameID: uuid.New(), Status: RuntimeStatusStarting})
+	c.PutRuntime(RuntimeRecord{GameID: uuid.New(), Status: RuntimeStatusFinished}) // evicted
+	if got := c.ActiveRuntimes(); len(got) != 2 {
+		t.Fatalf("active = %d, want 2", len(got))
+	}
+}