Update proxy to ES2020 (#4085)

JerryScript-DCO-1.0-Signed-off-by: bence gabor kis kisbg@inf.u-szeged.hu

tests/jerry/es.next/proxy_define_own_property.js

@@ -174,3 +174,27 @@ try {
 } catch (e) {
   assert(e instanceof TypeError);
 }
+
+var trapCalls = 0;
+var p = new Proxy({}, {
+  defineProperty: function(t, prop, desc) {
+    Object.defineProperty(t, prop, {
+      configurable: false,
+      writable: true,
+    });
+
+    trapCalls++;
+    return true;
+  },
+});
+
+try {
+  Reflect.defineProperty (p, "prop", {
+    writable: false,
+  });
+  assert (false);
+} catch (e) {
+  assert (e instanceof TypeError);
+}
+
+assert (trapCalls == 1)

tests/jerry/es.next/proxy_delete.js

@@ -162,3 +162,21 @@ try {
 } catch (e) {
   assert(e instanceof TypeError);
 }
+
+var trapCalls = 0;
+var p = new Proxy({prop: 1}, {
+  deleteProperty: function(t, prop) {
+    Object.preventExtensions(t);
+    trapCalls++;
+    return true;
+  },
+});
+
+try {
+  Reflect.deleteProperty (p, "prop");
+  assert (false);
+} catch (e) {
+  assert (e instanceof TypeError);
+}
+
+assert (trapCalls == 1);

tests/jerry/es.next/proxy_get_own_property_descriptor.js

@@ -282,3 +282,30 @@ Object.assign({}, proxy);
 assert(result.length === 2);
 assert(result[0] === "foo");
 assert(result[1] === "bar");
+
+
+var trapCalls = 0;
+var p = new Proxy({}, {
+  getOwnPropertyDescriptor: function(t, prop) {
+    Object.defineProperty(t, prop, {
+      configurable: false,
+      writable: true,
+    });
+
+    trapCalls++;
+    return {
+      configurable: false,
+      writable: false,
+    };
+  },
+});
+
+try
+{
+  Object.getOwnPropertyDescriptor(p, "prop");
+  assert (false)
+}
+catch (e)
+{
+  assert(e instanceof TypeError)
+}

tests/test262-esnext-excludelist.xml

@@ -1341,12 +1341,10 @@
   <test id="built-ins/Proxy/defineProperty/targetdesc-configurable-desc-not-configurable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/targetdesc-not-compatible-descriptor-not-configurable-target-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/targetdesc-not-compatible-descriptor-realm.js"><reason></reason></test>
-  <test id="built-ins/Proxy/defineProperty/targetdesc-not-configurable-writable-desc-not-writable.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/targetdesc-undefined-not-configurable-descriptor-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/targetdesc-undefined-target-is-not-extensible-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/trap-is-not-callable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/defineProperty/trap-is-undefined-target-is-proxy.js"><reason></reason></test>
-  <test id="built-ins/Proxy/deleteProperty/targetdesc-is-configurable-target-is-not-extensible.js"><reason></reason></test>
   <test id="built-ins/Proxy/deleteProperty/trap-is-missing-target-is-proxy.js"><reason></reason></test>
   <test id="built-ins/Proxy/deleteProperty/trap-is-not-callable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/deleteProperty/trap-is-null-target-is-proxy.js"><reason></reason></test>
@@ -1355,7 +1353,6 @@
   <test id="built-ins/Proxy/get-fn-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/get/trap-is-not-callable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/getOwnPropertyDescriptor/result-type-is-not-object-nor-undefined-realm.js"><reason></reason></test>
-  <test id="built-ins/Proxy/getOwnPropertyDescriptor/resultdesc-is-not-configurable-not-writable-targetdesc-is-writable.js"><reason></reason></test>
   <test id="built-ins/Proxy/getOwnPropertyDescriptor/trap-is-not-callable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/getPrototypeOf/trap-is-not-callable-realm.js"><reason></reason></test>
   <test id="built-ins/Proxy/has/trap-is-not-callable-realm.js"><reason></reason></test>