44 lines
1.9 KiB
C++
44 lines
1.9 KiB
C++
/* Copyright (c) 2010 Wildfire Games
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "lib/self_test.h"
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#include "lib/fnv_hash.h"
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class TestFnvHash : public CxxTest::TestSuite
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{
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public:
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void test_fnv_hash()
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{
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TS_ASSERT_EQUALS(fnv_hash(""), 0x811C9DC5u); // verify initial value
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const u32 h1 = fnv_hash("abcdef");
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TS_ASSERT_EQUALS(h1, 0xFF478A2A); // verify value for simple string
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TS_ASSERT_EQUALS(fnv_hash ("abcdef", 6), h1); // same result if hashing buffer
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TS_ASSERT_EQUALS(fnv_lc_hash("ABcDeF", 6), h1); // same result if case differs
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TS_ASSERT_EQUALS(fnv_hash64(""), 0xCBF29CE484222325ull); // verify initial value
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const u64 h2 = fnv_hash64("abcdef");
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TS_ASSERT_EQUALS(h2, 0xD80BDA3FBE244A0Aull); // verify value for simple string
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TS_ASSERT_EQUALS(fnv_hash64("abcdef", 6), h2); // same result if hashing buffer
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}
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};
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