1570af302Sopenharmony_ci/* 2570af302Sopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd. 3570af302Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 4570af302Sopenharmony_ci * you may not use this file except in compliance with the License. 5570af302Sopenharmony_ci * You may obtain a copy of the License at 6570af302Sopenharmony_ci * 7570af302Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 8570af302Sopenharmony_ci * 9570af302Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software 10570af302Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 11570af302Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12570af302Sopenharmony_ci * See the License for the specific language governing permissions and 13570af302Sopenharmony_ci * limitations under the License. 14570af302Sopenharmony_ci */ 15570af302Sopenharmony_ci 16570af302Sopenharmony_ci#include <fcntl.h> 17570af302Sopenharmony_ci#include <stdio.h> 18570af302Sopenharmony_ci#include <string.h> 19570af302Sopenharmony_ci#include "test.h" 20570af302Sopenharmony_ci 21570af302Sopenharmony_ciconst char *wrstring = "This is a test sample!"; 22570af302Sopenharmony_ciconst char *path = "test.txt"; 23570af302Sopenharmony_ci 24570af302Sopenharmony_ci/** 25570af302Sopenharmony_ci * @tc.name : getc_0100 26570af302Sopenharmony_ci * @tc.desc : Verify that the characters in the file can be get 27570af302Sopenharmony_ci * @tc.level : Level 0 28570af302Sopenharmony_ci */ 29570af302Sopenharmony_civoid getc_0100(void) 30570af302Sopenharmony_ci{ 31570af302Sopenharmony_ci FILE *fptr = fopen(path, "w+"); 32570af302Sopenharmony_ci if (!fptr) { 33570af302Sopenharmony_ci t_error("%s fopen failed\n", __func__); 34570af302Sopenharmony_ci } 35570af302Sopenharmony_ci 36570af302Sopenharmony_ci size_t ret = fwrite(wrstring, sizeof(char), strlen(wrstring), fptr); 37570af302Sopenharmony_ci if (ret < 0) { 38570af302Sopenharmony_ci t_error("%s fwrite failed\n", __func__); 39570af302Sopenharmony_ci } 40570af302Sopenharmony_ci 41570af302Sopenharmony_ci int fret = fseek(fptr, 0, SEEK_SET); 42570af302Sopenharmony_ci if (fret != 0) { 43570af302Sopenharmony_ci t_error("%s fseek failed\n", __func__); 44570af302Sopenharmony_ci } 45570af302Sopenharmony_ci char ch = getc(fptr); 46570af302Sopenharmony_ci if (ch != 'T') { 47570af302Sopenharmony_ci t_error("%s getc failed\n", __func__); 48570af302Sopenharmony_ci } 49570af302Sopenharmony_ci 50570af302Sopenharmony_ci fclose(fptr); 51570af302Sopenharmony_ci remove(path); 52570af302Sopenharmony_ci} 53570af302Sopenharmony_ci 54570af302Sopenharmony_ciint main(int argc, char *argv[]) 55570af302Sopenharmony_ci{ 56570af302Sopenharmony_ci getc_0100(); 57570af302Sopenharmony_ci return t_status; 58570af302Sopenharmony_ci}