jerryscript/tests/unit-core/test-dataview.c
Robert Fancsik badfdf4dba
Replace vera++ with clang-format (#4518)
JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik robert.fancsik@h-lab.eu
2021-11-05 14:15:47 +01:00

106 lines
4.0 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-port-default.h"
#include "jerryscript-port.h"
#include "jerryscript.h"
#include "test-common.h"
int
main (void)
{
if (!jerry_is_feature_enabled (JERRY_FEATURE_DATAVIEW))
{
jerry_port_log (JERRY_LOG_LEVEL_ERROR, "DataView support is disabled!\n");
return 0;
}
/* DataView builtin requires the TypedArray builtin */
TEST_ASSERT (jerry_is_feature_enabled (JERRY_FEATURE_TYPEDARRAY));
jerry_init (JERRY_INIT_EMPTY);
/* Test accessors */
jerry_value_t arraybuffer = jerry_create_arraybuffer (16);
jerry_value_t view1 = jerry_create_dataview (arraybuffer, 0, 16);
TEST_ASSERT (!jerry_value_is_error (view1));
TEST_ASSERT (jerry_value_is_dataview (view1));
jerry_length_t byteOffset = 0;
jerry_length_t byteLength = 0;
;
jerry_value_t internal_buffer = jerry_get_dataview_buffer (view1, &byteOffset, &byteLength);
TEST_ASSERT (jerry_binary_operation (JERRY_BIN_OP_STRICT_EQUAL, internal_buffer, arraybuffer));
TEST_ASSERT (byteOffset == 0);
TEST_ASSERT (byteLength == 16);
jerry_release_value (internal_buffer);
jerry_value_t view2 = jerry_create_dataview (arraybuffer, 12, 4);
TEST_ASSERT (!jerry_value_is_error (view1));
TEST_ASSERT (jerry_value_is_dataview (view2));
internal_buffer = jerry_get_dataview_buffer (view2, &byteOffset, &byteLength);
TEST_ASSERT (jerry_binary_operation (JERRY_BIN_OP_STRICT_EQUAL, internal_buffer, arraybuffer));
TEST_ASSERT (byteOffset == 12);
TEST_ASSERT (byteLength == 4);
jerry_release_value (internal_buffer);
/* Test invalid construction */
jerry_value_t empty_object = jerry_create_object ();
jerry_value_t view3 = jerry_create_dataview (empty_object, 20, 10);
TEST_ASSERT (jerry_value_is_error (view3));
jerry_value_t error_obj = jerry_get_value_from_error (view3, true);
TEST_ASSERT (jerry_get_error_type (error_obj) == JERRY_ERROR_TYPE);
jerry_release_value (error_obj);
jerry_release_value (empty_object);
jerry_value_t view4 = jerry_create_dataview (arraybuffer, 20, 10);
TEST_ASSERT (jerry_value_is_error (view3));
error_obj = jerry_get_value_from_error (view4, true);
TEST_ASSERT (jerry_get_error_type (error_obj) == JERRY_ERROR_RANGE);
jerry_release_value (error_obj);
/* Test getting/setting values */
jerry_value_t global_obj = jerry_get_global_object ();
jerry_value_t view1_str = jerry_create_string ((const jerry_char_t *) "view1");
jerry_value_t view2_str = jerry_create_string ((const jerry_char_t *) "view2");
TEST_ASSERT (jerry_set_property (global_obj, view1_str, view1));
TEST_ASSERT (jerry_set_property (global_obj, view2_str, view2));
jerry_release_value (view1_str);
jerry_release_value (view2_str);
jerry_release_value (global_obj);
const jerry_char_t set_src[] = "view1.setInt16 (12, 255)";
TEST_ASSERT (jerry_value_is_undefined (jerry_eval (set_src, sizeof (set_src) - 1, JERRY_PARSE_NO_OPTS)));
const jerry_char_t get_src[] = "view2.getInt16 (0)";
TEST_ASSERT (jerry_get_number_value (jerry_eval (get_src, sizeof (get_src) - 1, JERRY_PARSE_NO_OPTS)) == 255);
const jerry_char_t get_src_little_endian[] = "view2.getInt16 (0, true)";
TEST_ASSERT (
jerry_get_number_value (jerry_eval (get_src_little_endian, sizeof (get_src_little_endian) - 1, JERRY_PARSE_NO_OPTS))
== -256);
/* Cleanup */
jerry_release_value (view2);
jerry_release_value (view1);
jerry_release_value (arraybuffer);
jerry_cleanup ();
return 0;
} /* main */