jerryscript/tests/unit-core/test-special-proxy.c
Zoltan Herczeg 9ca046b670
Add non-standard behaviour support for Proxies (#4562)
JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
2021-02-04 15:58:16 +01:00

108 lines
3.5 KiB
C

/* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "jerryscript.h"
#include "test-common.h"
static jerry_value_t
create_special_proxy_handler (const jerry_value_t function_obj, /**< function object */
const jerry_value_t this_val, /**< this value */
const jerry_value_t args_p[], /**< argument list */
const jerry_length_t args_count) /**< argument count */
{
JERRY_UNUSED (function_obj);
JERRY_UNUSED (this_val);
if (args_count < 2)
{
return jerry_create_undefined ();
}
const uint32_t options = (JERRY_PROXY_SKIP_GET_CHECKS
| JERRY_PROXY_SKIP_GET_OWN_PROPERTY_CHECKS);
return jerry_create_special_proxy (args_p[0], args_p[1], options);
} /* create_special_proxy_handler */
static void
run_eval (const char *source_p)
{
jerry_value_t result = jerry_eval ((const jerry_char_t *) source_p, strlen (source_p), 0);
TEST_ASSERT (!jerry_value_is_error (result));
jerry_release_value (result);
} /* run_eval */
/**
* Unit test's main function.
*/
int
main (void)
{
TEST_INIT ();
if (!jerry_is_feature_enabled (JERRY_FEATURE_PROXY))
{
printf ("Skipping test, Proxy not enabled\n");
return 0;
}
jerry_init (JERRY_INIT_EMPTY);
jerry_value_t global = jerry_get_global_object ();
jerry_value_t function = jerry_create_external_function (create_special_proxy_handler);
jerry_value_t name = jerry_create_string ((const jerry_char_t *) "create_special_proxy");
jerry_value_t result = jerry_set_property (global, name, function);
TEST_ASSERT (!jerry_value_is_error (result));
jerry_release_value (result);
jerry_release_value (name);
jerry_release_value (function);
jerry_release_value (global);
run_eval ("function assert (v) {\n"
" if (v !== true)\n"
" throw 'Assertion failed!'\n"
"}");
/* This test fails unless JERRY_PROXY_SKIP_GET_CHECKS is set. */
run_eval ("var o = {}\n"
"Object.defineProperty(o, 'prop', { value:4 })\n"
"var proxy = create_special_proxy(o, {\n"
" get(target, key) { return 5 }\n"
"})\n"
"assert(proxy.prop === 5)");
/* This test fails unless JERRY_PROXY_SKIP_GET_OWN_PROPERTY_CHECKS is set. */
run_eval ("var o = {}\n"
"Object.defineProperty(o, 'prop', { value:4, enumerable:true })\n"
"var proxy = create_special_proxy(o, {\n"
" getOwnPropertyDescriptor(target, key) {\n"
" return { value:5, configurable:true, writable:true }\n"
" }\n"
"})\n"
"var desc = Object.getOwnPropertyDescriptor(proxy, 'prop')\n"
"assert(desc.value === 5)\n"
"assert(desc.configurable === true)\n"
"assert(desc.enumerable === false)\n"
"assert(desc.writable === true)\n");
jerry_cleanup ();
return 0;
} /* main */