/*
- * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2014-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (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
+#ifndef OSSL_TESTUTIL_H
+# define OSSL_TESTUTIL_H
+
+#include <stdarg.h>
#include <openssl/err.h>
#include <openssl/e_os2.h>
+#include <openssl/bn.h>
+#include "opt.h"
/*-
- * Simple unit tests should implement register_tests() from test_main.h
- * and link against test_main.c.
+ * Simple unit tests should implement setup_tests().
+ * This function should return zero if the registration process fails.
* To register tests, call ADD_TEST or ADD_ALL_TESTS:
*
- * #include "test_main.h"
- *
- * void register_tests(void)
+ * int setup_tests(void)
* {
* ADD_TEST(test_foo);
* ADD_ALL_TESTS(test_bar, num_test_bar);
+ * return 1;
* }
*
- * Tests that need to perform custom setup or read command-line arguments should
- * implement test_main() from test_main_custom.h and link against
- * test_main_custom.c:
+ * Tests that require clean up after execution should implement:
*
- * int test_main(int argc, char *argv[])
- * {
- * int ret;
+ * void cleanup_tests(void);
*
- * // Custom setup ...
+ * The cleanup_tests function will be called even if setup_tests()
+ * returns failure.
*
- * ADD_TEST(test_foo);
- * ADD_ALL_TESTS(test_bar, num_test_bar);
- * // Add more tests ...
- *
- * ret = run_tests(argv[0]);
+ * In some cases, early initialization before the framework is set up
+ * may be needed. In such a case, this should be implemented:
*
- * // Custom teardown ...
+ * int global_init(void);
*
- * return ret;
- * }
+ * This function should return zero if there is an unrecoverable error and
+ * non-zero if the initialization was successful.
*/
/* Adds a simple test case. */
* 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)
+ 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 will call set_up() to create a new TEST_FIXTURE_TYPE
* object called "fixture". It will also allocate the "result" variable used
* by EXECUTE_TEST. set_up() should take a const char* specifying the test
- * case name and return a TEST_FIXTURE_TYPE by value.
+ * case name and return a TEST_FIXTURE_TYPE by reference.
*
- * EXECUTE_TEST will pass fixture to execute_func() by value, call
+ * EXECUTE_TEST will pass fixture to execute_func() by reference, call
* tear_down(), and return the result of execute_func(). execute_func() should
- * take a TEST_FIXTURE_TYPE by value and return 1 on success and 0 on
- * failure.
+ * take a TEST_FIXTURE_TYPE by reference and return 1 on success and 0 on
+ * failure. The tear_down function is responsible for deallocation of the
+ * result variable, if required.
*
* Unit tests can define their own SETUP_TEST_FIXTURE and EXECUTE_TEST
* variations like so:
* }
*/
# define SETUP_TEST_FIXTURE(TEST_FIXTURE_TYPE, set_up)\
- TEST_FIXTURE_TYPE fixture = set_up(TEST_CASE_NAME); \
+ TEST_FIXTURE_TYPE *fixture = set_up(TEST_CASE_NAME); \
int result = 0
# define EXECUTE_TEST(execute_func, tear_down)\
+ if (fixture != NULL) {\
result = execute_func(fixture);\
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
# define TEST_CASE_NAME __func__
# endif /* __STDC_VERSION__ */
+
+/* The default test enum which should be common to all tests */
+#define OPT_TEST_ENUM \
+ OPT_TEST_HELP = 500, \
+ OPT_TEST_LIST, \
+ OPT_TEST_SINGLE, \
+ OPT_TEST_ITERATION, \
+ OPT_TEST_INDENT, \
+ OPT_TEST_SEED
+
+/* The Default test OPTIONS common to all tests (without a usage string) */
+#define OPT_TEST_OPTIONS \
+ { OPT_HELP_STR, 1, '-', "Valid options are:\n" }, \
+ { "help", OPT_TEST_HELP, '-', "Display this summary" }, \
+ { "list", OPT_TEST_LIST, '-', "Display the list of tests available" }, \
+ { "test", OPT_TEST_SINGLE, 's', "Run a single test by id or name" }, \
+ { "iter", OPT_TEST_ITERATION, 'n', "Run a single iteration of a test" }, \
+ { "indent", OPT_TEST_INDENT,'p', "Number of tabs added to output" }, \
+ { "seed", OPT_TEST_SEED, 'n', "Seed value to randomize tests with" }
+
+/* The Default test OPTIONS common to all tests starting with an additional usage string */
+#define OPT_TEST_OPTIONS_WITH_EXTRA_USAGE(usage) \
+ { OPT_HELP_STR, 1, '-', "Usage: %s [options] " usage }, \
+ OPT_TEST_OPTIONS
+
+/* The Default test OPTIONS common to all tests with an default usage string */
+#define OPT_TEST_OPTIONS_DEFAULT_USAGE \
+ { OPT_HELP_STR, 1, '-', "Usage: %s [options]\n" }, \
+ OPT_TEST_OPTIONS
+
+/*
+ * Optional Cases that need to be ignored by the test app when using opt_next(),
+ * (that are handled internally).
+ */
+#define OPT_TEST_CASES \
+ OPT_TEST_HELP: \
+ case OPT_TEST_LIST: \
+ case OPT_TEST_SINGLE: \
+ case OPT_TEST_ITERATION: \
+ case OPT_TEST_INDENT: \
+ case OPT_TEST_SEED
+
+/*
+ * Tests that use test_get_argument() that dont have any additional options
+ * (i.e- dont use opt_next()) can use this to set the usage string.
+ * It embeds test_get_options() which gives default command line options for
+ * the test system.
+ *
+ * Tests that need to use opt_next() need to specify
+ * (1) test_get_options() containing an options[] (Which should include either
+ * OPT_TEST_OPTIONS_DEFAULT_USAGE OR
+ * OPT_TEST_OPTIONS_WITH_EXTRA_USAGE).
+ * (2) An enum outside the test_get_options() which contains OPT_TEST_ENUM, as
+ * well as the additional options that need to be handled.
+ * (3) case OPT_TEST_CASES: break; inside the opt_next() handling code.
+ */
+#define OPT_TEST_DECLARE_USAGE(usage_str) \
+const OPTIONS *test_get_options(void) \
+{ \
+ enum { OPT_TEST_ENUM }; \
+ static const OPTIONS options[] = { \
+ OPT_TEST_OPTIONS_WITH_EXTRA_USAGE(usage_str), \
+ { NULL } \
+ }; \
+ return options; \
+}
+
+/*
+ * Used to read non optional command line values that follow after the options.
+ * Returns NULL if there is no argument.
+ */
+char *test_get_argument(size_t n);
+/* Return the number of additional non optional command line arguments */
+size_t test_get_argument_count(void);
+
/*
* Internal helpers. Test programs shouldn't use these directly, but should
* rather link to one of the helper main() methods.
*/
-/* setup_test() should be called as the first thing in a test main(). */
-void setup_test(void);
+void add_test(const char *test_case_name, int (*test_fn) (void));
+void add_all_tests(const char *test_case_name, int (*test_fn)(int idx), int num,
+ int subtest);
+
/*
- * 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().
+ * Declarations for user defined functions.
+ * The first two return a boolean indicating that the test should not proceed.
*/
-__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);
-__owur int run_tests(const char *test_prog_name);
+int global_init(void);
+int setup_tests(void);
+void cleanup_tests(void);
+/*
+ * Used to supply test specific command line options,
+ * If non optional parameters are used, then the first entry in the OPTIONS[]
+ * should contain:
+ * { OPT_HELP_STR, 1, '-', "list of non optional commandline params\n"},
+ * The last entry should always be { NULL }.
+ *
+ * Run the test locally using './test/test_name -help' to check the usage.
+ */
+const OPTIONS *test_get_options(void);
/*
* 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)
+DECLARE_COMPARISONS(double, double)
+DECLARE_COMPARISONS(time_t, time_t)
+
+/*
+ * 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
+
/*
- * Returns 1 if |s1| and |s2| are both NULL or equal.
- * Otherwise, returns 0 and pretty-prints diagnostics using |desc|.
+ * 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.
*/
-int strings_equal(const char *desc, const char *s1, const char *s2);
+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);
/*
- * 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.
+ * 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.
*/
-#define TEST_check(condition) \
- do { \
- if (!(condition)) { \
- ERR_print_errors_fp(stderr); \
- OPENSSL_assert(!#condition); \
- } \
- } while (0)
-#endif /* HEADER_TESTUTIL_H */
+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-zero).
+ * Otherwise, they return 0 and pretty-prints diagnostics using |s|.
+ * 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);
+
+/*
+ * Comparisons between BIGNUMs.
+ * BIGNUMS can be compared against other BIGNUMs or zero.
+ * Some additional equality tests against 1 & specific values are provided.
+ * Tests for parity are included as well.
+ */
+DECLARE_COMPARISONS(BIGNUM *, BN)
+int test_BN_eq_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_ne_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_lt_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_le_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_gt_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_ge_zero(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_eq_one(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_odd(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_even(const char *file, int line, const char *s, const BIGNUM *a);
+int test_BN_eq_word(const char *file, int line, const char *bns, const char *ws,
+ const BIGNUM *a, BN_ULONG w);
+int test_BN_abs_eq_word(const char *file, int line, const char *bns,
+ const char *ws, const BIGNUM *a, BN_ULONG w);
+
+/*
+ * 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);
+void test_note(const char *desc, ...) PRINTF_FORMAT(1, 2);
+int test_skip(const char *file, int line, const char *desc, ...)
+ PRINTF_FORMAT(3, 4);
+int test_skip_c90(const char *desc, ...) PRINTF_FORMAT(1, 2);
+void test_openssl_errors(void);
+void test_perror(const char *s);
+
+/*
+ * 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_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_double_eq(a, b) test_double_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_double_ne(a, b) test_double_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_double_lt(a, b) test_double_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_double_le(a, b) test_double_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_double_gt(a, b) test_double_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_double_ge(a, b) test_double_ge(__FILE__, __LINE__, #a, #b, a, b)
+
+# define TEST_time_t_eq(a, b) test_time_t_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_time_t_ne(a, b) test_time_t_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_time_t_lt(a, b) test_time_t_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_time_t_le(a, b) test_time_t_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_time_t_gt(a, b) test_time_t_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_time_t_ge(a, b) test_time_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)
+
+# define TEST_BN_eq(a, b) test_BN_eq(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_ne(a, b) test_BN_ne(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_lt(a, b) test_BN_lt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_gt(a, b) test_BN_gt(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_le(a, b) test_BN_le(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_ge(a, b) test_BN_ge(__FILE__, __LINE__, #a, #b, a, b)
+# define TEST_BN_eq_zero(a) test_BN_eq_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_ne_zero(a) test_BN_ne_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_lt_zero(a) test_BN_lt_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_gt_zero(a) test_BN_gt_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_le_zero(a) test_BN_le_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_ge_zero(a) test_BN_ge_zero(__FILE__, __LINE__, #a, a)
+# define TEST_BN_eq_one(a) test_BN_eq_one(__FILE__, __LINE__, #a, a)
+# define TEST_BN_eq_word(a, w) test_BN_eq_word(__FILE__, __LINE__, #a, #w, a, w)
+# define TEST_BN_abs_eq_word(a, w) test_BN_abs_eq_word(__FILE__, __LINE__, #a, #w, a, w)
+# define TEST_BN_odd(a) test_BN_odd(__FILE__, __LINE__, #a, a)
+# define TEST_BN_even(a) test_BN_even(__FILE__, __LINE__, #a, a)
+
+/*
+ * 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
+# define TEST_skip test_skip_c90
+# else
+# define TEST_error(...) test_error(__FILE__, __LINE__, __VA_ARGS__)
+# define TEST_info(...) test_info(__FILE__, __LINE__, __VA_ARGS__)
+# define TEST_skip(...) test_skip(__FILE__, __LINE__, __VA_ARGS__)
+# endif
+# define TEST_note test_note
+# define TEST_openssl_errors test_openssl_errors
+# define TEST_perror test_perror
+
+extern BIO *bio_out;
+extern BIO *bio_err;
+
+/*
+ * Formatted output for strings, memory and bignums.
+ */
+void test_output_string(const char *name, const char *m, size_t l);
+void test_output_bignum(const char *name, const BIGNUM *bn);
+void test_output_memory(const char *name, const unsigned char *m, size_t l);
+
+
+/*
+ * Utilities to parse a test file.
+ */
+#define TESTMAXPAIRS 20
+
+typedef struct pair_st {
+ char *key;
+ char *value;
+} PAIR;
+
+typedef struct stanza_st {
+ const char *test_file; /* Input file name */
+ BIO *fp; /* Input file */
+ int curr; /* Current line in file */
+ int start; /* Line where test starts */
+ int errors; /* Error count */
+ int numtests; /* Number of tests */
+ int numskip; /* Number of skipped tests */
+ int numpairs;
+ PAIR pairs[TESTMAXPAIRS];
+ BIO *key; /* temp memory BIO for reading in keys */
+ char buff[4096]; /* Input buffer for a single key/value */
+} STANZA;
+
+/*
+ * Prepare to start reading the file |testfile| as input.
+ */
+int test_start_file(STANZA *s, const char *testfile);
+int test_end_file(STANZA *s);
+
+/*
+ * Read a stanza from the test file. A stanza consists of a block
+ * of lines of the form
+ * key = value
+ * The block is terminated by EOF or a blank line.
+ * Return 1 if found, 0 on EOF or error.
+ */
+int test_readstanza(STANZA *s);
+
+/*
+ * Clear a stanza, release all allocated memory.
+ */
+void test_clearstanza(STANZA *s);
+
+/*
+ * Glue an array of strings together and return it as an allocated string.
+ * Optionally return the whole length of this string in |out_len|
+ */
+char *glue_strings(const char *list[], size_t *out_len);
+
+/*
+ * Pseudo random number generator of low quality but having repeatability
+ * across platforms. The two calls are replacements for random(3) and
+ * srandom(3).
+ */
+uint32_t test_random(void);
+void test_random_seed(uint32_t sd);
+
+/* Create a file path from a directory and a filename */
+char *test_mk_file_path(const char *dir, const char *file);
+
+#endif /* OSSL_TESTUTIL_H */