mirror of
https://github.com/jerryscript-project/jerryscript.git
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5c72d995e4
New API functions: - jerry_create_dataview - jerry_value_is_dataview - jerry_get_dataview_buffer JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
104 lines
4.1 KiB
C
104 lines
4.1 KiB
C
/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "jerryscript.h"
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#include "jerryscript-port.h"
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#include "jerryscript-port-default.h"
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#include "test-common.h"
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int
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main (void)
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{
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if (!jerry_is_feature_enabled (JERRY_FEATURE_DATAVIEW))
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{
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jerry_port_log (JERRY_LOG_LEVEL_ERROR, "DataView support is disabled!\n");
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return 0;
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}
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/* DataView builtin requires the TypedArray builtin */
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TEST_ASSERT (jerry_is_feature_enabled (JERRY_FEATURE_TYPEDARRAY));
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jerry_init (JERRY_INIT_EMPTY);
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/* Test accessors */
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jerry_value_t arraybuffer = jerry_create_arraybuffer (16);
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jerry_value_t view1 = jerry_create_dataview (arraybuffer, 0, 16);
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TEST_ASSERT (!jerry_value_is_error (view1));
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TEST_ASSERT (jerry_value_is_dataview (view1));
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jerry_length_t byteOffset = 0;
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jerry_length_t byteLength = 0;;
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jerry_value_t internal_buffer = jerry_get_dataview_buffer (view1, &byteOffset, &byteLength);
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TEST_ASSERT (jerry_binary_operation (JERRY_BIN_OP_STRICT_EQUAL, internal_buffer, arraybuffer));
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TEST_ASSERT (byteOffset == 0);
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TEST_ASSERT (byteLength == 16);
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jerry_release_value (internal_buffer);
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jerry_value_t view2 = jerry_create_dataview (arraybuffer, 12, 4);
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TEST_ASSERT (!jerry_value_is_error (view1));
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TEST_ASSERT (jerry_value_is_dataview (view2));
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internal_buffer = jerry_get_dataview_buffer (view2, &byteOffset, &byteLength);
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TEST_ASSERT (jerry_binary_operation (JERRY_BIN_OP_STRICT_EQUAL, internal_buffer, arraybuffer));
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TEST_ASSERT (byteOffset == 12);
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TEST_ASSERT (byteLength == 4);
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jerry_release_value (internal_buffer);
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/* Test invalid construction */
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jerry_value_t empty_object = jerry_create_object ();
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jerry_value_t view3 = jerry_create_dataview (empty_object, 20, 10);
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TEST_ASSERT (jerry_value_is_error (view3));
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jerry_value_t error_obj = jerry_get_value_from_error (view3, true);
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TEST_ASSERT (jerry_get_error_type (error_obj) == JERRY_ERROR_TYPE);
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jerry_release_value (error_obj);
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jerry_release_value (empty_object);
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jerry_value_t view4 = jerry_create_dataview (arraybuffer, 20, 10);
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TEST_ASSERT (jerry_value_is_error (view3));
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error_obj = jerry_get_value_from_error (view4, true);
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TEST_ASSERT (jerry_get_error_type (error_obj) == JERRY_ERROR_RANGE);
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jerry_release_value (error_obj);
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/* Test getting/setting values */
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jerry_value_t global_obj = jerry_get_global_object ();
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jerry_value_t view1_str = jerry_create_string ((const jerry_char_t *) "view1");
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jerry_value_t view2_str = jerry_create_string ((const jerry_char_t *) "view2");
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TEST_ASSERT (jerry_set_property (global_obj, view1_str, view1));
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TEST_ASSERT (jerry_set_property (global_obj, view2_str, view2));
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jerry_release_value (view1_str);
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jerry_release_value (view2_str);
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jerry_release_value (global_obj);
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const jerry_char_t set_src[] = "view1.setInt16 (12, 255)";
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TEST_ASSERT (jerry_value_is_undefined (jerry_eval (set_src, sizeof (set_src) - 1, JERRY_PARSE_NO_OPTS)));
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const jerry_char_t get_src[] = "view2.getInt16 (0)";
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TEST_ASSERT (jerry_get_number_value (jerry_eval (get_src, sizeof (get_src) - 1, JERRY_PARSE_NO_OPTS)) == 255);
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const jerry_char_t get_src_little_endian[] = "view2.getInt16 (0, true)";
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TEST_ASSERT (jerry_get_number_value (jerry_eval (get_src_little_endian,
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sizeof (get_src_little_endian) - 1,
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JERRY_PARSE_NO_OPTS)) == -256);
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/* Cleanup */
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jerry_release_value (view2);
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jerry_release_value (view1);
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jerry_release_value (arraybuffer);
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jerry_cleanup ();
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return 0;
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} /* main */
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