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upload android base code part3

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August 2018-08-08 16:48:17 +08:00
parent 71b83c22f1
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android/bionic/tests/libgen_test.cpp Normal file
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/*
* Copyright (C) 2012 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 <libgen.h>
#include <errno.h>
#include <gtest/gtest.h>
static void TestDirname(const char* in, const char* expected_out) {
char* writable_in = (in != NULL) ? strdup(in) : NULL;
errno = 0;
const char* out = dirname(&writable_in[0]);
ASSERT_STREQ(expected_out, out) << in;
ASSERT_EQ(0, errno) << in;
free(writable_in);
}
TEST(libgen, dirname) {
TestDirname(NULL, ".");
TestDirname("", ".");
TestDirname("/usr/lib", "/usr");
TestDirname("/usr/", "/");
TestDirname("usr", ".");
TestDirname(".", ".");
TestDirname("..", ".");
TestDirname("/", "/");
}
#if defined(__BIONIC__) && !defined(__LP64__)
static void TestBasename(const char* in, const char* expected_out, int expected_rc,
char* buf, size_t buf_size, int expected_errno) {
errno = 0;
int rc = basename_r(in, buf, buf_size);
ASSERT_EQ(expected_rc, rc) << in;
if (rc != -1 && buf != NULL) {
ASSERT_STREQ(expected_out, buf) << in;
}
ASSERT_EQ(expected_errno, errno) << in;
}
static void TestDirname(const char* in, const char* expected_out, int expected_rc,
char* buf, size_t buf_size, int expected_errno) {
errno = 0;
int rc = dirname_r(in, buf, buf_size);
ASSERT_EQ(expected_rc, rc) << in;
if (rc != -1 && buf != NULL) {
ASSERT_STREQ(expected_out, buf) << in;
}
ASSERT_EQ(expected_errno, errno) << in;
}
#endif // __BIONIC__
TEST(libgen, basename_r) {
#if defined(__BIONIC__) && !defined(__LP64__)
char buf[256];
TestBasename("", ".", 1, NULL, 0, 0);
TestBasename("", ".", -1, buf, 0, ERANGE);
TestBasename("", ".", -1, buf, 1, ERANGE);
TestBasename("", ".", 1, buf, 2, 0);
TestBasename("", ".", 1, buf, sizeof(buf), 0);
TestBasename("/usr/lib", "lib", 3, buf, sizeof(buf), 0);
TestBasename("/usr/", "usr", 3, buf, sizeof(buf), 0);
TestBasename("usr", "usr", 3, buf, sizeof(buf), 0);
TestBasename("/", "/", 1, buf, sizeof(buf), 0);
TestBasename(".", ".", 1, buf, sizeof(buf), 0);
TestBasename("..", "..", 2, buf, sizeof(buf), 0);
#else // __BIONIC__
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif // __BIONIC__
}
TEST(libgen, dirname_r) {
#if defined(__BIONIC__) && !defined(__LP64__)
char buf[256];
TestDirname("", ".", 1, NULL, 0, 0);
TestDirname("", ".", -1, buf, 0, ERANGE);
TestDirname("", ".", -1, buf, 1, ERANGE);
TestDirname("", ".", 1, buf, 2, 0);
TestDirname("/usr/lib", "/usr", 4, buf, sizeof(buf), 0);
TestDirname("/usr/", "/", 1, buf, sizeof(buf), 0);
TestDirname("usr", ".", 1, buf, sizeof(buf), 0);
TestDirname(".", ".", 1, buf, sizeof(buf), 0);
TestDirname("..", ".", 1, buf, sizeof(buf), 0);
#else // __BIONIC__
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif // __BIONIC__
}