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