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https://github.com/Telecominfraproject/OpenCellular.git
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a3454fcaa4
Also fixes returned value from Memset(). And SafeMemcmp() should return 0 (equal) if comparing 0 bytes, to match the behavior of memcmp(). BUG=chromium-os:17564 TEST=make && make runtests Change-Id: Id43e70eecf04815216e1fd952271af35e0a66396 Reviewed-on: http://gerrit.chromium.org/gerrit/6539 Reviewed-by: Stefan Reinauer <reinauer@google.com> Reviewed-by: Bill Richardson <wfrichar@chromium.org> Tested-by: Randall Spangler <rspangler@chromium.org>
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Tests for utility functions.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define _STUB_IMPLEMENTATION_ /* So we can use memset() ourselves */
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#include "test_common.h"
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#include "utility.h"
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#include "vboot_common.h"
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/* Test Memset */
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static void MemsetTest(void) {
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char dest[128];
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char want[128];
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memset(want, 0, 128);
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memset(dest, 0, 128);
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/* Simple fill */
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memset(want, 123, 5);
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TEST_EQ(0, dest - (char*)Memset(dest, 123, 5), "Memset() returns dest");
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TEST_EQ(0, memcmp(dest, want, 128), "Memset()");
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/* Filling length 0 does nothing */
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Memset(dest, 42, 0);
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TEST_EQ(0, memcmp(dest, want, 128), "Memset() size=0");
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}
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/* Test SafeMemcmp */
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static void SafeMemcmpTest(void) {
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/* Zero-length strings are equal */
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TEST_EQ(0, SafeMemcmp("APPLE", "TIGER", 0), "SafeMemcmp() size=0");
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/* Test equal arrays */
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TEST_EQ(0, SafeMemcmp("clonebob", "clonebob", 8), "SafeMemcmp() equal");
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/* Inequality past end of array doesn't affect result */
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TEST_EQ(0, SafeMemcmp("clonebob", "clonedan", 5), "SafeMemcmp() equal2");
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TEST_EQ(1, SafeMemcmp("APPLE", "TIGER", 5), "SafeMemcmp() unequal");
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TEST_EQ(1, SafeMemcmp("APPLE", "APPLe", 5), "SafeMemcmp() unequal 2");
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}
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/* disable MSVC warnings on unused arguments */
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__pragma(warning (disable: 4100))
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int main(int argc, char* argv[]) {
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int error_code = 0;
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MemsetTest();
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SafeMemcmpTest();
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if (!gTestSuccess)
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error_code = 255;
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return error_code;
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}
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