| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * 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 <gtest/gtest.h> |
| |
| #include <mntent.h> |
| |
| TEST(mntent, mntent_smoke) { |
| FILE* fp = setmntent("/proc/mounts", "r"); |
| ASSERT_TRUE(fp != nullptr); |
| |
| ASSERT_TRUE(getmntent(fp) != nullptr); |
| |
| bool saw_proc = false; |
| |
| struct mntent entry; |
| char buf[BUFSIZ]; |
| while (getmntent_r(fp, &entry, buf, sizeof(buf)) != nullptr) { |
| if (strcmp(entry.mnt_fsname, "proc") == 0 && strcmp(entry.mnt_dir, "/proc") == 0) { |
| saw_proc = true; |
| } |
| } |
| |
| ASSERT_TRUE(saw_proc); |
| |
| ASSERT_EQ(1, endmntent(fp)); |
| } |
| |
| TEST(mntent, hasmntopt) { |
| // indices 1 1 |
| // of keys: 0 5 9 1 4 |
| char mnt_opts[]{"aa=b,a=b,b,bb,c=d"}; |
| struct mntent ent; |
| memset(&ent, 0, sizeof(ent)); |
| ent.mnt_opts = mnt_opts; |
| |
| EXPECT_EQ(mnt_opts, hasmntopt(&ent, "aa")); |
| EXPECT_EQ(mnt_opts + 5, hasmntopt(&ent, "a")); |
| EXPECT_EQ(mnt_opts + 9, hasmntopt(&ent, "b")); |
| EXPECT_EQ(mnt_opts + 11, hasmntopt(&ent, "bb")); |
| EXPECT_EQ(mnt_opts + 14, hasmntopt(&ent, "c")); |
| EXPECT_EQ(nullptr, hasmntopt(&ent, "d")); |
| EXPECT_EQ(nullptr, hasmntopt(&ent, "e")); |
| } |