test: add unit tests

handlers/cache_test.go

@@ -0,0 +1,25 @@
+package handlers
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestCache(t *testing.T) {
+	key := "testkey"
+	value := []byte("testvalue")
+
+	err := setCache(key, value)
+	if err != nil {
+		t.Fatalf("unable to set cache, %q\n", err)
+	}
+
+	v, err := getCache[[]byte](key)
+	if err != nil {
+		t.Fatalf("unable to get cache, %q\n", err)
+	}
+
+	if !bytes.Equal(v, value) {
+		t.Fatalf("expected %q, got %q\n", value, v)
+	}
+}