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41f67e3bf3
Add a unit test assert-method, which compares two given memory areas for byte-wise equality. Signed-off-by: Mario Six <mario.six@gdsys.cc> Reviewed-by: Simon Glass <sjg@chromium.org>
151 lines
4.1 KiB
C
151 lines
4.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Simple unit test library
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*
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* Copyright (c) 2013 Google, Inc
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*/
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#ifndef __TEST_UT_H
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#define __TEST_UT_H
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#include <linux/err.h>
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struct unit_test_state;
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/**
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* ut_fail() - Record failure of a unit test
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*
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* @uts: Test state
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* @fname: Filename where the error occurred
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* @line: Line number where the error occurred
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* @func: Function name where the error occurred
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* @cond: The condition that failed
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*/
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void ut_fail(struct unit_test_state *uts, const char *fname, int line,
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const char *func, const char *cond);
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/**
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* ut_failf() - Record failure of a unit test
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*
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* @uts: Test state
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* @fname: Filename where the error occurred
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* @line: Line number where the error occurred
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* @func: Function name where the error occurred
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* @cond: The condition that failed
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* @fmt: printf() format string for the error, followed by args
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*/
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void ut_failf(struct unit_test_state *uts, const char *fname, int line,
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const char *func, const char *cond, const char *fmt, ...)
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__attribute__ ((format (__printf__, 6, 7)));
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/* Assert that a condition is non-zero */
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#define ut_assert(cond) \
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if (!(cond)) { \
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ut_fail(uts, __FILE__, __LINE__, __func__, #cond); \
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return CMD_RET_FAILURE; \
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}
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/* Assert that a condition is non-zero, with printf() string */
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#define ut_assertf(cond, fmt, args...) \
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if (!(cond)) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, #cond, \
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fmt, ##args); \
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return CMD_RET_FAILURE; \
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}
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/* Assert that two int expressions are equal */
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#define ut_asserteq(expr1, expr2) { \
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unsigned int val1 = (expr1), val2 = (expr2); \
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\
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if (val1 != val2) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr1 " == " #expr2, \
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"Expected %d, got %d", val1, val2); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that two string expressions are equal */
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#define ut_asserteq_str(expr1, expr2) { \
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const char *val1 = (expr1), *val2 = (expr2); \
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\
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if (strcmp(val1, val2)) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr1 " = " #expr2, \
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"Expected \"%s\", got \"%s\"", val1, val2); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that two memory areas are equal */
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#define ut_asserteq_mem(expr1, expr2, len) { \
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const u8 *val1 = (u8 *)(expr1), *val2 = (u8 *)(expr2); \
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const uint __len = len; \
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\
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if (memcmp(val1, val2, __len)) { \
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char __buf1[64 + 1] = "\0"; \
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char __buf2[64 + 1] = "\0"; \
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bin2hex(__buf1, val1, min(__len, (uint)32)); \
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bin2hex(__buf2, val2, min(__len, (uint)32)); \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr1 " = " #expr2, \
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"Expected \"%s\", got \"%s\"", \
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__buf1, __buf2); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that two pointers are equal */
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#define ut_asserteq_ptr(expr1, expr2) { \
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const void *val1 = (expr1), *val2 = (expr2); \
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\
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if (val1 != val2) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr1 " = " #expr2, \
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"Expected %p, got %p", val1, val2); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that a pointer is NULL */
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#define ut_assertnull(expr) { \
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const void *val = (expr); \
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\
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if (val != NULL) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr " != NULL", \
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"Expected NULL, got %p", val); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that a pointer is not NULL */
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#define ut_assertnonnull(expr) { \
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const void *val = (expr); \
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\
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if (val == NULL) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr " = NULL", \
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"Expected non-null, got NULL"); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that a pointer is not an error pointer */
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#define ut_assertok_ptr(expr) { \
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const void *val = (expr); \
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\
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if (IS_ERR(val)) { \
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ut_failf(uts, __FILE__, __LINE__, __func__, \
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#expr " = NULL", \
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"Expected pointer, got error %ld", \
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PTR_ERR(val)); \
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return CMD_RET_FAILURE; \
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} \
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}
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/* Assert that an operation succeeds (returns 0) */
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#define ut_assertok(cond) ut_asserteq(0, cond)
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#endif
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