39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
//===-- Utility class to test the iszero macro -----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
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#define LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
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#include "test/UnitTest/FPMatcher.h"
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#include "test/UnitTest/Test.h"
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#include "include/llvm-libc-macros/math-function-macros.h"
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template <typename T> class IsZeroTest : public LIBC_NAMESPACE::testing::Test {
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DECLARE_SPECIAL_CONSTANTS(T)
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public:
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typedef bool (*IsZeroFunc)(T);
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void testSpecialNumbers(IsZeroFunc func) {
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EXPECT_FALSE(func(inf));
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EXPECT_FALSE(func(neg_inf));
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EXPECT_TRUE(func(zero));
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EXPECT_TRUE(func(neg_zero));
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}
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};
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#define LIST_ISZERO_TESTS(T, func) \
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using LlvmLibcIsZeroTest = IsZeroTest<T>; \
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TEST_F(LlvmLibcIsZeroTest, SpecialNumbers) { \
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auto iszero_func = [](T x) { return func(x); }; \
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testSpecialNumbers(iszero_func); \
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}
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#endif // LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
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