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add transform_object_properties in jerryx/arg (#1879)

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Add a function in jerryx/arg.
jerryx_arg_transform_object_properties, it will validate the properties of a JS object, and convert those properties into native type.

JerryScript-DCO-1.0-Signed-off-by: Zidong Jiang zidong.jiang@intel.com
This commit is contained in:
Zidong Jiang
2017-06-19 19:51:08 -05:00
committed by GitHub
parent 7cc9d65c09
commit e4eecc2019
6 changed files with 424 additions and 15 deletions
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tests/unit-ext/test-ext-arg.c
+139
View File
@@ -22,6 +22,7 @@
#include "test-common.h"
#include <string.h>
#include <jerryscript-ext/arg.h>
const char *test_source = (
"var arg1 = true;"
@@ -40,6 +41,15 @@ const char *test_source = (
"test_validator2.call(obj_a, 5);"
"test_validator2.call(obj_b, 5);"
"test_validator2.call(obj_a, 1);"
"var obj1 = {prop1:true, prop2:'1.5'};"
"test_validator_prop1(obj1);"
"test_validator_prop2(obj1);"
"test_validator_prop2();"
"var obj2 = {prop1:true};"
"Object.defineProperty(obj2, 'prop2', {"
" get: function() { throw new TypeError('prop2 error') }"
"});"
"test_validator_prop3(obj2);"
);
static const jerry_object_native_info_t thing_a_info =
@@ -68,6 +78,8 @@ static my_type_b_t my_thing_b;
static int validator1_count = 0;
static int validator2_count = 0;
static int validator_prop_count = 0;
/**
* The handler should have following arguments:
* this: Ignore.
@@ -211,6 +223,129 @@ test_validator2_handler (const jerry_value_t func_obj_val __attribute__((unused)
return jerry_create_undefined ();
} /* test_validator2_handler */
/**
* Calling jerryx_arg_transform_object_properties directly.
*/
static jerry_value_t
test_validator_prop1_handler (const jerry_value_t func_obj_val __attribute__((unused)), /**< function object */
const jerry_value_t this_val __attribute__((unused)), /**< this value */
const jerry_value_t args_p[], /**< arguments list */
const jerry_length_t args_cnt __attribute__((unused))) /**< arguments length */
{
bool native1 = false;
double native2 = 0;
double native3 = 3;
const char *name_p[] = {"prop1", "prop2", "prop3"};
jerryx_arg_t mapping[] =
{
jerryx_arg_boolean (&native1, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
jerryx_arg_number (&native2, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
jerryx_arg_number (&native3, JERRYX_ARG_COERCE, JERRYX_ARG_OPTIONAL)
};
jerry_value_t is_ok = jerryx_arg_transform_object_properties (args_p[0],
(const jerry_char_t **) name_p,
3,
mapping,
3);
TEST_ASSERT (!jerry_value_has_error_flag (is_ok));
TEST_ASSERT (native1);
TEST_ASSERT (native2 == 1.5);
TEST_ASSERT (native3 == 3);
validator_prop_count ++;
return jerry_create_undefined ();
} /* test_validator_prop1_handler */
/**
* Calling jerryx_arg_transform_object_properties indirectly by
* using jerryx_arg_object_properties.
*/
static jerry_value_t
test_validator_prop2_handler (const jerry_value_t func_obj_val __attribute__((unused)), /**< function object */
const jerry_value_t this_val __attribute__((unused)), /**< this value */
const jerry_value_t args_p[], /**< arguments list */
const jerry_length_t args_cnt __attribute__((unused))) /**< arguments length */
{
bool native1 = false;
double native2 = 0;
double native3 = 3;
jerryx_arg_object_props_t prop_info;
const char *name_p[] = { "prop1", "prop2", "prop3" };
jerryx_arg_t prop_mapping[] =
{
jerryx_arg_boolean (&native1, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
jerryx_arg_number (&native2, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
jerryx_arg_number (&native3, JERRYX_ARG_COERCE, JERRYX_ARG_OPTIONAL)
};
prop_info.name_p = (const jerry_char_t **) name_p;
prop_info.name_cnt = 3;
prop_info.c_arg_p = prop_mapping;
prop_info.c_arg_cnt = 3;
jerryx_arg_t mapping[] =
{
jerryx_arg_object_properties (&prop_info, JERRYX_ARG_OPTIONAL),
};
jerry_value_t is_ok = jerryx_arg_transform_args (args_p, 1, mapping, 1);
TEST_ASSERT (!jerry_value_has_error_flag (is_ok));
if (validator_prop_count == 1)
{
TEST_ASSERT (native1);
TEST_ASSERT (native2 == 1.5);
TEST_ASSERT (native3 == 3);
}
validator_prop_count ++;
return jerry_create_undefined ();
} /* test_validator_prop2_handler */
static jerry_value_t
test_validator_prop3_handler (const jerry_value_t func_obj_val __attribute__((unused)), /**< function object */
const jerry_value_t this_val __attribute__((unused)), /**< this value */
const jerry_value_t args_p[], /**< arguments list */
const jerry_length_t args_cnt __attribute__((unused))) /**< arguments length */
{
bool native1 = false;
bool native2 = true;
const char *name_p[] = { "prop1", "prop2" };
jerryx_arg_t mapping[] =
{
jerryx_arg_boolean (&native1, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
jerryx_arg_boolean (&native2, JERRYX_ARG_COERCE, JERRYX_ARG_REQUIRED),
};
jerry_value_t is_ok = jerryx_arg_transform_object_properties (args_p[0],
(const jerry_char_t **) name_p,
2,
mapping,
2);
TEST_ASSERT (jerry_value_has_error_flag (is_ok));
TEST_ASSERT (!native1);
TEST_ASSERT (native2);
validator_prop_count ++;
jerry_release_value (is_ok);
return jerry_create_undefined ();
} /* test_validator_prop3_handler */
static jerry_value_t
create_object_a_handler (const jerry_value_t func_obj_val __attribute__((unused)), /**< function object */
const jerry_value_t this_val, /**< this value */
@@ -272,6 +407,9 @@ main (void)
register_js_function ("test_validator2", test_validator2_handler);
register_js_function ("MyObjectA", create_object_a_handler);
register_js_function ("MyObjectB", create_object_b_handler);
register_js_function ("test_validator_prop1", test_validator_prop1_handler);
register_js_function ("test_validator_prop2", test_validator_prop2_handler);
register_js_function ("test_validator_prop3", test_validator_prop3_handler);
jerry_value_t parsed_code_val = jerry_parse ((jerry_char_t *) test_source, strlen (test_source), false);
TEST_ASSERT (!jerry_value_has_error_flag (parsed_code_val));
@@ -280,6 +418,7 @@ main (void)
TEST_ASSERT (!jerry_value_has_error_flag (res));
TEST_ASSERT (validator1_count == 4);
TEST_ASSERT (validator2_count == 3);
TEST_ASSERT (validator_prop_count == 4);
jerry_release_value (res);
jerry_release_value (parsed_code_val);