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97 lines
2.9 KiB
C++
97 lines
2.9 KiB
C++
/*
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* Copyright (c) 2020, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/TestSuite.h>
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#include <AK/Checked.h>
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// These tests only check whether the usual operator semantics work.
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// TODO: Add tests about the actual `Check`ing itself!
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TEST_CASE(address_identity)
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{
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Checked<int> a = 4;
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Checked<int> b = 5;
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EXPECT_EQ(&a == &a, true);
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EXPECT_EQ(&a == &b, false);
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EXPECT_EQ(&a != &a, false);
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EXPECT_EQ(&a != &b, true);
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}
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TEST_CASE(operator_identity)
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{
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Checked<int> a = 4;
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EXPECT_EQ(a == 4, true);
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EXPECT_EQ(a == 5, false);
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EXPECT_EQ(a != 4, false);
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EXPECT_EQ(a != 5, true);
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}
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TEST_CASE(operator_incr)
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{
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Checked<int> a = 4;
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EXPECT_EQ(++a, 5);
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EXPECT_EQ(++a, 6);
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EXPECT_EQ(++a, 7);
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EXPECT_EQ(a++, 7);
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EXPECT_EQ(a++, 8);
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EXPECT_EQ(a++, 9);
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EXPECT_EQ(a, 10);
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// TODO: If decrementing gets supported, test it.
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}
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TEST_CASE(operator_cmp)
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{
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Checked<int> a = 4;
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EXPECT_EQ(a > 3, true);
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EXPECT_EQ(a < 3, false);
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EXPECT_EQ(a >= 3, true);
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EXPECT_EQ(a <= 3, false);
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EXPECT_EQ(a > 4, false);
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EXPECT_EQ(a < 4, false);
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EXPECT_EQ(a >= 4, true);
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EXPECT_EQ(a <= 4, true);
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EXPECT_EQ(a > 5, false);
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EXPECT_EQ(a < 5, true);
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EXPECT_EQ(a >= 5, false);
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EXPECT_EQ(a <= 5, true);
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}
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TEST_CASE(operator_arith)
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{
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Checked<int> a = 12;
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Checked<int> b = 345;
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EXPECT_EQ(a + b, 357);
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EXPECT_EQ(b + a, 357);
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EXPECT_EQ(a - b, -333);
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EXPECT_EQ(b - a, 333);
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EXPECT_EQ(a * b, 4140);
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EXPECT_EQ(b * a, 4140);
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EXPECT_EQ(a / b, 0);
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EXPECT_EQ(b / a, 28);
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}
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TEST_MAIN(Checked)
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