Most of these tests were in system/extras, but I've added more to cover other cases explicitly mentioned by POSIX. Change-Id: I5e8d77e4179028d77306935cceadbb505515dcde
		
			
				
	
	
		
			118 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			3.6 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 <gtest/gtest.h>
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#include <libgen.h>
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#include <errno.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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TEST(libgen, 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 __BIONIC__
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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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TEST(libgen, basename_r) {
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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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}
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TEST(libgen, dirname_r) {
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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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}
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#endif
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