X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=test%2Ftestutil.h;h=639190564777f60576c57fd1040959a94fc68fb1;hp=ba54ac15037d05bcceab838d238e16aaa30230c4;hb=f11a023adaae8ba037f952fd72dfbcc34733c993;hpb=453dfd8d5ee0893146e0fb61a5978ab59ba95c01 diff --git a/test/testutil.h b/test/testutil.h index ba54ac1503..6391905647 100644 --- a/test/testutil.h +++ b/test/testutil.h @@ -1,75 +1,77 @@ -/*- - * 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 2014-2017 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 + +#include +#include +#include + /*- + * 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: + * + * int setup_tests(void) + * { + * ADD_TEST(test_foo); + * ADD_ALL_TESTS(test_bar, num_test_bar); + * return 1; + * } + * + * Tests that require clean up after execution should implement: + * + * void cleanup_tests(void); + * + * The cleanup_tests function will be called even if setup_tests() + * returns failure. + * + * In some cases, early initialization before the framework is set up + * may be needed. In such a case, this should be implemented: + * + * int global_init(void); + * + * This function should return zero if there is an unrecoverable error and + * non-zero if the initialization was successful. + */ + +/* 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 * 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 zero on success or one 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: @@ -90,19 +92,20 @@ * } */ # 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 (execute_func(fixture) != 0) result = 1;\ + if (fixture != NULL) {\ + result = execute_func(fixture);\ tear_down(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 @@ -115,21 +118,340 @@ # 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(). + * Tests that need access to command line arguments should use the functions: + * test_get_argument(int n) to get the nth argument, the first argument is + * argument 0. This function returns NULL on error. + * test_get_argument_count() to get the count of the arguments. + * test_has_option(const char *) to check if the specified option was passed. + * test_get_option_argument(const char *) to get an option which includes an + * argument. NULL is returns if the option is not found. + * const char *test_get_program_name(void) returns the name of the test program + * being executed. */ -# define ADD_TEST(test_function) add_test(#test_function, test_function) +const char *test_get_program_name(void); +char *test_get_argument(size_t n); +size_t test_get_argument_count(void); +int test_has_option(const char *option); +const char *test_get_option_argument(const char *option); /* - * Simple parameterized tests. Adds a test_function(idx) test for each - * 0 <= idx < num. + * Internal helpers. Test programs shouldn't use these directly, but should + * rather link to one of the helper main() methods. */ -# define ADD_ALL_TESTS(test_function, num) \ - add_all_tests(#test_function, test_function, num) -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_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); + +/* + * Declarations for user defined functions. + * The first two return a boolean indicating that the test should not proceed. + */ +int global_init(void); +int setup_tests(void); +void cleanup_tests(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(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 + +/* + * 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-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); +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_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 +# else +# define TEST_error(...) test_error(__FILE__, __LINE__, __VA_ARGS__) +# define TEST_info(...) test_info(__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); #endif /* HEADER_TESTUTIL_H */