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53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/*
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdint.h>
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#include <string.h>
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#include "clar.h"
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// "Define" libc functions we're testing
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#include "pblibc_private.h"
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///////////////////////////////////////////////////////////////////////////////////////////////////
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//! Tests
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// Asserting !memcmp as a bool:
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// True = equal
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// False = non-equal
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void test_memcmp__same_buffer(void) {
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uint8_t testbuf[8] = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, };
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cl_assert_equal_b(!memcmp(testbuf, testbuf, 8), true);
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}
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void test_memcmp__same_content(void) {
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uint8_t testbuf1[8] = { 0x12, 0x00, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, };
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uint8_t testbuf2[8] = { 0x12, 0x00, 0x56, 0x78, 0x00, 0xBC, 0xDE, 0xF0, };
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testbuf2[4] = 0x9A;
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cl_assert_equal_b(!memcmp(testbuf1, testbuf2, 8), true);
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}
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void test_memcmp__different_content(void) {
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uint8_t testbuf1[8] = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, };
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uint8_t testbuf2[8] = { 0x12, 0x34, 0x56, 0x78, 0x00, 0xBC, 0xDE, 0xF0, };
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cl_assert_equal_b(!memcmp(testbuf1, testbuf2, 8), false);
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}
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void test_memcmp__partial(void) {
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uint8_t testbuf1[9] = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, 0x0D, };
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uint8_t testbuf2[9] = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, 0xBA, };
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cl_assert_equal_b(!memcmp(testbuf1, testbuf2, 8), true);
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}
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