diff --git a/src/schema/_assoc/AssocWrapper.php b/src/schema/_assoc/AssocWrapper.php
index a071c62..05fad7d 100644
--- a/src/schema/_assoc/AssocWrapper.php
+++ b/src/schema/_assoc/AssocWrapper.php
@@ -2,6 +2,7 @@
 namespace nur\sery\wip\schema\_assoc;
 
 use nulib\ValueException;
+use nur\sery\wip\schema\_scalar\ScalarResult;
 use nur\sery\wip\schema\_scalar\ScalarWrapper;
 use nur\sery\wip\schema\Result;
 use nur\sery\wip\schema\types\IType;
@@ -71,7 +72,23 @@ class AssocWrapper extends Wrapper {
    * @param AssocWrapper $wrapper
    */
   static function _analyze(?array $params, WrapperContext $context, Wrapper $wrapper): int {
-    return ScalarWrapper::_analyze($params, $context, $wrapper);
+    if ($context->ensureArray) {
+      $array = $context->input->get();
+      if ($array === null) $context->input->set([]);
+    }
+    $what = ScalarWrapper::_analyze($params, $context, $wrapper);
+    /** @var ScalarResult $result */
+    $result = $context->result;
+    if (!$result->valid) return $what;
+    foreach ($context->keyWrappers as $wrapper) {
+      $wrapper->analyze($params);
+      if (!$wrapper->isValid()) {
+        $result->setInvalid(null, $context->schema, $wrapper->getResult()->exception);
+        break;
+        #XXX
+      }
+    }
+    return $what;
   }
 
   static function _normalize(?array $params, WrapperContext $context, Wrapper $wrapper): bool {
diff --git a/src/schema/_assoc/AssocWrapperContext.php b/src/schema/_assoc/AssocWrapperContext.php
index a1a4693..07b9f79 100644
--- a/src/schema/_assoc/AssocWrapperContext.php
+++ b/src/schema/_assoc/AssocWrapperContext.php
@@ -2,10 +2,23 @@
 namespace nur\sery\wip\schema\_assoc;
 
 use nur\sery\wip\schema\_scalar\ScalarWrapper;
+use nur\sery\wip\schema\input\Input;
+use nur\sery\wip\schema\Schema;
 use nur\sery\wip\schema\Wrapper;
 use nur\sery\wip\schema\WrapperContext;
 
 class AssocWrapperContext extends WrapperContext {
+  function __construct(Schema $schema, ?Input $input, $valueKey, ?array $params) {
+    parent::__construct($schema, $input, $valueKey, $params);
+    $this->ensureArray = $params["ensure_array"] ?? false;
+    $this->ensureKeys = $params["ensure_keys"] ?? true;
+    $this->ensureOrder = $params["ensure_order"] ?? true;
+  }
+
+  public bool $ensureArray;
+  public bool $ensureKeys;
+  public bool $ensureOrder;
+
   public ?ScalarWrapper $arrayWrapper = null;
 
   /** liste des clés valides */