1/* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16/* 17 * @tc.name:dataview 18 * @tc.desc:test dataview 19 * @tc.type: FUNC 20 * @tc.require: issue#I7NUZM 21 */ 22const buffer = new ArrayBuffer(16); 23const view = new DataView(buffer); 24view.setInt32({}, 0x1337, {}); 25print(view.getInt32({}, {})); 26 27try { 28 var buffer1 = new ArrayBuffer(64); 29 var dataview = new DataView(buffer1, 8, 24); 30 dataview.setInt32(0, 1n); 31} catch(e) { 32 print(e) 33} 34 35const buf = new ArrayBuffer(16); 36const first = new DataView(buf, 0, 8); 37const second = new DataView(buf, 8); 38// test setInt32 39second.setInt32(0, NaN); 40print(second.getInt32(0)); 41second.setInt32(0, 13.54); 42print(second.getInt32(0)); 43second.setInt32(0, -413.54); 44print(second.getInt32(0)); 45second.setInt32(1, 2147483648); 46print(second.getInt32(1)); 47second.setInt32(1, 13.54); 48print(second.getInt32(0)); 49second.setInt32(0, Infinity); 50print(second.getInt32(0)); 51second.setInt32(0, 27, true); 52print(second.getInt32(0)); 53 54// test setFloat32 55second.setFloat32(0, NaN); 56print(second.getInt32(0)); 57second.setFloat32(0, 13.54); 58print(second.getInt32(0)); 59second.setFloat32(0, -413.54); 60print(second.getInt32(0)); 61second.setFloat32(1, 2147483648); 62print(second.getInt32(1)); 63second.setFloat32(1, 13.54); 64print(second.getInt32(0)); 65second.setFloat32(0, Infinity); 66print(second.getInt32(0)); 67second.setFloat32(0, 27, true); 68print(second.getInt32(0)); 69 70// test setFloat64 71second.setFloat64(0, NaN); 72print(second.getInt32(0)); 73second.setFloat64(0, 13.54); 74print(second.getInt32(0)); 75second.setFloat64(0, -413.54); 76print(second.getInt32(0)); 77second.setFloat64(0, 2147483648); 78print(second.getInt32(1)); 79second.setFloat64(0, 13.54); 80print(second.getInt32(0)); 81second.setFloat64(0, Infinity); 82print(second.getInt32(0)); 83second.setFloat64(0, 27, true); 84print(second.getInt32(0)); 85 86let ab = new ArrayBuffer(0x100); 87try { 88 let dv1 = new DataView(ab, 0x10, 0xfffffff8); 89} catch(e) { 90 print(e) 91} 92try { 93 let dv2 = new DataView(ab, -1, 0xfffffff8); 94} catch(e) { 95 print(e) 96} 97try { 98 let dv3 = new DataView(ab, 2**53, 0xfffffff8); 99} catch(e) { 100 print(e) 101} 102try { 103 let dv4 = new DataView(ab, 0x10, -1); 104} catch(e) { 105 print(e) 106} 107try { 108 let dv5 = new DataView(ab, 0x10, 2**53); 109} catch(e) { 110 print(e) 111} 112 113try { 114 var dv6 = new DataView(ab, 64, 14); 115 dv6.setFloat64(0x7fffffff, +254, true); 116} catch(e) { 117 print(e) 118}