-/*-
- * Utilities for writing OpenSSL unit tests.
- *
- * More information:
- * http://wiki.openssl.org/index.php/How_To_Write_Unit_Tests_For_OpenSSL
- *
- * Author: Mike Bland (mbland@acm.org)
- * Date: 2014-06-07
- * ====================================================================
- * Copyright (c) 2014 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
+/*
+ * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#ifndef HEADER_TESTUTIL_H
# define HEADER_TESTUTIL_H
+#include <stdarg.h>
+
+#include <openssl/err.h>
+#include <openssl/e_os2.h>
+
+/*-
+ * Simple unit tests should implement register_tests().
+ * To register tests, call ADD_TEST or ADD_ALL_TESTS:
+ *
+ * void register_tests(void)
+ * {
+ * ADD_TEST(test_foo);
+ * ADD_ALL_TESTS(test_bar, num_test_bar);
+ * }
+ *
+ * Tests that need to perform custom setup or read command-line arguments should
+ * implement test_main():
+ *
+ * int test_main(int argc, char *argv[])
+ * {
+ * int ret;
+ *
+ * // Custom setup ...
+ *
+ * ADD_TEST(test_foo);
+ * ADD_ALL_TESTS(test_bar, num_test_bar);
+ * // Add more tests ...
+ *
+ * ret = run_tests(argv[0]);
+ *
+ * // Custom teardown ...
+ *
+ * return ret;
+ * }
+ */
+
+/* Adds a simple test case. */
+# define ADD_TEST(test_function) add_test(#test_function, test_function)
+
+/*
+ * Simple parameterized tests. Calls test_function(idx) for each 0 <= idx < num.
+ */
+# define ADD_ALL_TESTS(test_function, num) \
+ add_all_tests(#test_function, test_function, num, 1)
+/*
+ * A variant of the same without TAP output.
+ */
+# define ADD_ALL_TESTS_NOSUBTEST(test_function, num) \
+ add_all_tests(#test_function, test_function, num, 0)
+
/*-
+ * Test cases that share common setup should use the helper
* SETUP_TEST_FIXTURE and EXECUTE_TEST macros for test case functions.
*
* SETUP_TEST_FIXTURE will call set_up() to create a new TEST_FIXTURE_TYPE
tear_down(fixture);\
return result
+/* Shorthand if tear_down does nothing. */
+# define EXECUTE_TEST_NO_TEARDOWN(execute_func)\
+ result = execute_func(fixture);\
+ return result
+
/*
* TEST_CASE_NAME is defined as the name of the test case function where
* possible; otherwise we get by with the file name and line number.
*/
-# if __STDC_VERSION__ < 199901L
+# if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
# if defined(_MSC_VER)
# define TEST_CASE_NAME __FUNCTION__
# else
# endif /* __STDC_VERSION__ */
/*
- * In main(), call ADD_TEST to register each test case function, then call
- * run_tests() to execute all tests and report the results. The result
- * returned from run_tests() should be used as the return value for main().
+ * Internal helpers. Test programs shouldn't use these directly, but should
+ * rather link to one of the helper main() methods.
*/
-# define ADD_TEST(test_function) add_test(#test_function, test_function)
+/* setup_test() should be called as the first thing in a test main(). */
+void setup_test(void);
/*
- * Simple parameterized tests. Adds a test_function(idx) test for each
- * 0 <= idx < num.
+ * finish_test() should be called as the last thing in a test main().
+ * The result of run_tests() should be the input to finish_test().
*/
-# define ADD_ALL_TESTS(test_function, num) \
- add_all_tests(#test_function, test_function, num)
+__owur int finish_test(int ret);
void add_test(const char *test_case_name, int (*test_fn) ());
-void add_all_tests(const char *test_case_name, int (*test_fn)(int idx), int num);
-int run_tests(const char *test_prog_name);
+void add_all_tests(const char *test_case_name, int (*test_fn)(int idx), int num,
+ int subtest);
+__owur int run_tests(const char *test_prog_name);
+
+/*
+ * Declarations for user defined functions
+ */
+void register_tests(void);
+int test_main(int argc, char *argv[]);
+
+
+/*
+ * Test assumption verification helpers.
+ */
+
+#define PRINTF_FORMAT(a, b)
+#if defined(__GNUC__) && defined(__STDC_VERSION__)
+ /*
+ * Because we support the 'z' modifier, which made its appearance in C99,
+ * we can't use __attribute__ with pre C99 dialects.
+ */
+# if __STDC_VERSION__ >= 199901L
+# undef PRINTF_FORMAT
+# define PRINTF_FORMAT(a, b) __attribute__ ((format(printf, a, b)))
+# endif
+#endif
+
+# define DECLARE_COMPARISON(type, name, opname) \
+ int test_ ## name ## _ ## opname(const char *, int, \
+ const char *, const char *, \
+ const type, const type);
+
+# define DECLARE_COMPARISONS(type, name) \
+ DECLARE_COMPARISON(type, name, eq) \
+ DECLARE_COMPARISON(type, name, ne) \
+ DECLARE_COMPARISON(type, name, lt) \
+ DECLARE_COMPARISON(type, name, le) \
+ DECLARE_COMPARISON(type, name, gt) \
+ DECLARE_COMPARISON(type, name, ge)
+
+DECLARE_COMPARISONS(int, int)
+DECLARE_COMPARISONS(unsigned int, uint)
+DECLARE_COMPARISONS(char, char)
+DECLARE_COMPARISONS(unsigned char, uchar)
+DECLARE_COMPARISONS(long, long)
+DECLARE_COMPARISONS(unsigned long, ulong)
+/*
+ * Because this comparison uses a printf format specifier that's not
+ * universally known (yet), we provide an option to not have it declared.
+ */
+# ifndef TESTUTIL_NO_size_t_COMPARISON
+DECLARE_COMPARISONS(size_t, size_t)
+# endif
+
+/*
+ * Pointer comparisons against other pointers and null.
+ * These functions return 1 if the test is true.
+ * Otherwise, they return 0 and pretty-print diagnostics.
+ * These should not be called directly, use the TEST_xxx macros below instead.
+ */
+DECLARE_COMPARISON(void *, ptr, eq)
+DECLARE_COMPARISON(void *, ptr, ne)
+int test_ptr(const char *file, int line, const char *s, const void *p);
+int test_ptr_null(const char *file, int line, const char *s, const void *p);
+
+/*
+ * Equality tests for strings where NULL is a legitimate value.
+ * These calls return 1 if the two passed strings compare true.
+ * Otherwise, they return 0 and pretty-print diagnostics.
+ * These should not be called directly, use the TEST_xxx macros below instead.
+ */
+DECLARE_COMPARISON(char *, str, eq)
+DECLARE_COMPARISON(char *, str, ne)
+
+/*
+ * Same as above, but for strncmp.
+ */
+int test_strn_eq(const char *file, int line, const char *, const char *,
+ const char *a, const char *b, size_t s);
+int test_strn_ne(const char *file, int line, const char *, const char *,
+ const char *a, const char *b, size_t s);
+
+/*
+ * Equality test for memory blocks where NULL is a legitimate value.
+ * These calls return 1 if the two memory blocks compare true.
+ * Otherwise, they return 0 and pretty-print diagnostics.
+ * These should not be called directly, use the TEST_xxx macros below instead.
+ */
+int test_mem_eq(const char *, int, const char *, const char *,
+ const void *, size_t, const void *, size_t);
+int test_mem_ne(const char *, int, const char *, const char *,
+ const void *, size_t, const void *, size_t);
+
+/*
+ * Check a boolean result for being true or false.
+ * They return 1 if the condition is true (i.e. the value is non-zro).
+ * Otherwise, they return 0 and pretty-prints diagnostics using |desc|.
+ * These should not be called directly, use the TEST_xxx macros below instead.
+ */
+int test_true(const char *file, int line, const char *s, int b);
+int test_false(const char *file, int line, const char *s, int b);
+
+/*
+ * Pretty print a failure message.
+ * These should not be called directly, use the TEST_xxx macros below instead.
+ */
+void test_error(const char *file, int line, const char *desc, ...)
+ PRINTF_FORMAT(3, 4);
+void test_error_c90(const char *desc, ...) PRINTF_FORMAT(1, 2);
+void test_info(const char *file, int line, const char *desc, ...)
+ PRINTF_FORMAT(3, 4);
+void test_info_c90(const char *desc, ...) PRINTF_FORMAT(1, 2);
+
+/*
+ * The following macros provide wrapper calls to the test functions with
+ * a default description that indicates the file and line number of the error.
+ *
+ * The following macros guarantee to evaluate each argument exactly once.
+ * This allows constructs such as: if(!TEST_ptr(ptr = OPENSSL_malloc(..)))
+ * to produce better contextual output than:
+ * ptr = OPENSSL_malloc(..);
+ * if (!TEST_ptr(ptr))
+ */
+# define TEST_int_eq(a, b) test_int_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_ne(a, b) test_int_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_lt(a, b) test_int_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_le(a, b) test_int_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_gt(a, b) test_int_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_ge(a, b) test_int_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_int_eq(a, b) test_int_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_ne(a, b) test_int_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_lt(a, b) test_int_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_le(a, b) test_int_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_gt(a, b) test_int_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_int_ge(a, b) test_int_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_uint_eq(a, b) test_uint_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uint_ne(a, b) test_uint_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uint_lt(a, b) test_uint_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uint_le(a, b) test_uint_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uint_gt(a, b) test_uint_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uint_ge(a, b) test_uint_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_char_eq(a, b) test_char_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_char_ne(a, b) test_char_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_char_lt(a, b) test_char_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_char_le(a, b) test_char_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_char_gt(a, b) test_char_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_char_ge(a, b) test_char_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_uchar_eq(a, b) test_uchar_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uchar_ne(a, b) test_uchar_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uchar_lt(a, b) test_uchar_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uchar_le(a, b) test_uchar_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uchar_gt(a, b) test_uchar_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_uchar_ge(a, b) test_uchar_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_long_eq(a, b) test_long_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_long_ne(a, b) test_long_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_long_lt(a, b) test_long_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_long_le(a, b) test_long_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_long_gt(a, b) test_long_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_long_ge(a, b) test_long_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_ulong_eq(a, b) test_ulong_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ulong_ne(a, b) test_ulong_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ulong_lt(a, b) test_ulong_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ulong_le(a, b) test_ulong_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ulong_gt(a, b) test_ulong_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ulong_ge(a, b) test_ulong_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_size_t_eq(a, b) test_size_t_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_size_t_ne(a, b) test_size_t_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_size_t_lt(a, b) test_size_t_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_size_t_le(a, b) test_size_t_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_size_t_gt(a, b) test_size_t_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_size_t_ge(a, b) test_size_t_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_ptr_eq(a, b) test_ptr_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ptr_ne(a, b) test_ptr_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_ptr(a) test_ptr(__FILE__, __LINE__, #a, a)
+# define TEST_ptr_null(a) test_ptr_null(__FILE__, __LINE__, #a, a)
+
+# define TEST_str_eq(a, b) test_str_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_str_ne(a, b) test_str_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_strn_eq(a, b, n) test_strn_eq(__FILE__, __LINE__, #a, #b, a, b, n)
+# define TEST_strn_ne(a, b, n) test_strn_ne(__FILE__, __LINE__, #a, #b, a, b, n)
+
+# define TEST_mem_eq(a, m, b, n) test_mem_eq(__FILE__, __LINE__, #a, #b, a, m, b, n)
+# define TEST_mem_ne(a, m, b, n) test_mem_ne(__FILE__, __LINE__, #a, #b, a, m, b, n)
+
+# define TEST_true(a) test_true(__FILE__, __LINE__, #a, (a) != 0)
+# define TEST_false(a) test_false(__FILE__, __LINE__, #a, (a) != 0)
+
+/*
+ * TEST_error(desc, ...) prints an informative error message in the standard
+ * format. |desc| is a printf format string.
+ */
+# if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
+# define TEST_error test_error_c90
+# define TEST_info test_info_c90
+# else
+# define TEST_error(...) test_error(__FILE__, __LINE__, __VA_ARGS__)
+# define TEST_info(...) test_info(__FILE__, __LINE__, __VA_ARGS__)
+# endif
+
+/*
+ * For "impossible" conditions such as malloc failures or bugs in test code,
+ * where continuing the test would be meaningless. Note that OPENSSL_assert
+ * is fatal, and is never compiled out.
+ */
+# define TEST_check(condition) \
+ do { \
+ if (!(condition)) { \
+ ERR_print_errors_fp(stderr); \
+ OPENSSL_assert(!#condition); \
+ } \
+ } while (0)
+
+extern BIO *bio_out;
+extern BIO *bio_err;
#endif /* HEADER_TESTUTIL_H */