Add full monorepo: virtual-banker, backend, frontend, docs, scripts, deployment

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/api/track1/cache_test.go

@@ -0,0 +1,79 @@
+package track1
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestInMemoryCache_GetSet(t *testing.T) {
+	cache := NewInMemoryCache()
+
+	key := "test-key"
+	value := []byte("test-value")
+	ttl := 5 * time.Minute
+
+	// Test Set
+	err := cache.Set(key, value, ttl)
+	require.NoError(t, err)
+
+	// Test Get
+	retrieved, err := cache.Get(key)
+	require.NoError(t, err)
+	assert.Equal(t, value, retrieved)
+}
+
+func TestInMemoryCache_Expiration(t *testing.T) {
+	cache := NewInMemoryCache()
+
+	key := "test-key"
+	value := []byte("test-value")
+	ttl := 100 * time.Millisecond
+
+	err := cache.Set(key, value, ttl)
+	require.NoError(t, err)
+
+	// Should be available immediately
+	retrieved, err := cache.Get(key)
+	require.NoError(t, err)
+	assert.Equal(t, value, retrieved)
+
+	// Wait for expiration
+	time.Sleep(150 * time.Millisecond)
+
+	// Should be expired
+	_, err = cache.Get(key)
+	assert.Error(t, err)
+	assert.Equal(t, ErrCacheMiss, err)
+}
+
+func TestInMemoryCache_Miss(t *testing.T) {
+	cache := NewInMemoryCache()
+
+	_, err := cache.Get("non-existent-key")
+	assert.Error(t, err)
+	assert.Equal(t, ErrCacheMiss, err)
+}
+
+func TestInMemoryCache_Cleanup(t *testing.T) {
+	cache := NewInMemoryCache()
+
+	// Set multiple keys with short TTL
+	for i := 0; i < 10; i++ {
+		key := "test-key-" + string(rune(i))
+		cache.Set(key, []byte("value"), 50*time.Millisecond)
+	}
+
+	// Wait for expiration
+	time.Sleep(200 * time.Millisecond)
+
+	// All should be expired after cleanup
+	for i := 0; i < 10; i++ {
+		key := "test-key-" + string(rune(i))
+		_, err := cache.Get(key)
+		assert.Error(t, err)
+	}
+}
+