1/* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <ctype.h> 18#include <fcntl.h> 19#include <stdio.h> 20#include <stdlib.h> 21#include <sys/types.h> 22#include <time.h> 23 24#include <string> 25 26#include <android-base/stringprintf.h> 27#include <android-base/test_utils.h> 28#include <cutils/android_get_control_file.h> 29#include <gtest/gtest.h> 30 31TEST(FilesTest, android_get_control_file) { 32 TemporaryFile tf; 33 ASSERT_GE(tf.fd, 0); 34 35 std::string key(ANDROID_FILE_ENV_PREFIX); 36 key += tf.path; 37 38 std::for_each(key.begin(), key.end(), [] (char& c) { c = isalnum(c) ? c : '_'; }); 39 40 EXPECT_EQ(unsetenv(key.c_str()), 0); 41 EXPECT_EQ(android_get_control_file(tf.path), -1); 42 43 EXPECT_EQ(setenv(key.c_str(), android::base::StringPrintf("%d", tf.fd).c_str(), true), 0); 44 45 EXPECT_EQ(android_get_control_file(tf.path), tf.fd); 46 close(tf.fd); 47 EXPECT_EQ(android_get_control_file(tf.path), -1); 48 EXPECT_EQ(unsetenv(key.c_str()), 0); 49 EXPECT_EQ(android_get_control_file(tf.path), -1); 50} 51