124 lines
4 KiB
C++
124 lines
4 KiB
C++
/*
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* Copyright (C) 2012 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 <libgen.h>
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#include <errno.h>
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#include <gtest/gtest.h>
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static void TestBasename(const char* in, const char* expected_out) {
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char* writable_in = (in != NULL) ? strdup(in) : NULL;
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errno = 0;
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const char* out = basename(&writable_in[0]);
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ASSERT_STREQ(expected_out, out) << in;
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ASSERT_EQ(0, errno) << in;
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free(writable_in);
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}
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static void TestDirname(const char* in, const char* expected_out) {
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char* writable_in = (in != NULL) ? strdup(in) : NULL;
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errno = 0;
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const char* out = dirname(&writable_in[0]);
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ASSERT_STREQ(expected_out, out) << in;
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ASSERT_EQ(0, errno) << in;
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free(writable_in);
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}
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// Do not use basename as the test name, it's defined to another value in glibc
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// so leads to a differently named test on host versus target architectures.
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TEST(libgen, posix_basename) {
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TestBasename(NULL, ".");
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TestBasename("", ".");
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TestBasename("/usr/lib", "lib");
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TestBasename("/usr/", "usr");
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TestBasename("usr", "usr");
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TestBasename("/", "/");
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TestBasename(".", ".");
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TestBasename("..", "..");
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TestBasename("///", "/");
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TestBasename("//usr//lib//", "lib");
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}
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TEST(libgen, dirname) {
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TestDirname(NULL, ".");
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TestDirname("", ".");
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TestDirname("/usr/lib", "/usr");
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TestDirname("/usr/", "/");
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TestDirname("usr", ".");
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TestDirname(".", ".");
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TestDirname("..", ".");
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TestDirname("/", "/");
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}
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#if defined(__BIONIC__) && !defined(__LP64__)
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static void TestBasename(const char* in, const char* expected_out, int expected_rc,
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char* buf, size_t buf_size, int expected_errno) {
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errno = 0;
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int rc = basename_r(in, buf, buf_size);
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ASSERT_EQ(expected_rc, rc) << in;
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if (rc != -1 && buf != NULL) {
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ASSERT_STREQ(expected_out, buf) << in;
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}
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ASSERT_EQ(expected_errno, errno) << in;
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}
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static void TestDirname(const char* in, const char* expected_out, int expected_rc,
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char* buf, size_t buf_size, int expected_errno) {
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errno = 0;
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int rc = dirname_r(in, buf, buf_size);
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ASSERT_EQ(expected_rc, rc) << in;
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if (rc != -1 && buf != NULL) {
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ASSERT_STREQ(expected_out, buf) << in;
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}
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ASSERT_EQ(expected_errno, errno) << in;
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}
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#endif // __BIONIC__
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TEST(libgen, basename_r) {
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#if defined(__BIONIC__) && !defined(__LP64__)
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char buf[256];
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TestBasename("", ".", 1, NULL, 0, 0);
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TestBasename("", ".", -1, buf, 0, ERANGE);
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TestBasename("", ".", -1, buf, 1, ERANGE);
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TestBasename("", ".", 1, buf, 2, 0);
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TestBasename("", ".", 1, buf, sizeof(buf), 0);
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TestBasename("/usr/lib", "lib", 3, buf, sizeof(buf), 0);
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TestBasename("/usr/", "usr", 3, buf, sizeof(buf), 0);
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TestBasename("usr", "usr", 3, buf, sizeof(buf), 0);
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TestBasename("/", "/", 1, buf, sizeof(buf), 0);
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TestBasename(".", ".", 1, buf, sizeof(buf), 0);
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TestBasename("..", "..", 2, buf, sizeof(buf), 0);
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#else // __BIONIC__
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GTEST_LOG_(INFO) << "This test does nothing.\n";
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#endif // __BIONIC__
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}
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TEST(libgen, dirname_r) {
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#if defined(__BIONIC__) && !defined(__LP64__)
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char buf[256];
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TestDirname("", ".", 1, NULL, 0, 0);
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TestDirname("", ".", -1, buf, 0, ERANGE);
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TestDirname("", ".", -1, buf, 1, ERANGE);
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TestDirname("", ".", 1, buf, 2, 0);
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TestDirname("/usr/lib", "/usr", 4, buf, sizeof(buf), 0);
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TestDirname("/usr/", "/", 1, buf, sizeof(buf), 0);
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TestDirname("usr", ".", 1, buf, sizeof(buf), 0);
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TestDirname(".", ".", 1, buf, sizeof(buf), 0);
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TestDirname("..", ".", 1, buf, sizeof(buf), 0);
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#else // __BIONIC__
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GTEST_LOG_(INFO) << "This test does nothing.\n";
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#endif // __BIONIC__
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}
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