25226f3e4a
Apply the formatting rules that were applied to the libc/src directory to the libc/test directory, as well as the files in libc/utils that are included by the tests. This does not include automated enforcement. Reviewed By: sivachandra, lntue Differential Revision: https://reviews.llvm.org/D116127
33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
//===-- Unittests for tan -------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "src/math/tan.h"
|
|
#include "utils/MPFRWrapper/MPFRUtils.h"
|
|
#include "utils/UnitTest/FPMatcher.h"
|
|
#include "utils/UnitTest/Test.h"
|
|
|
|
#include <math.h>
|
|
|
|
namespace mpfr = __llvm_libc::testing::mpfr;
|
|
|
|
DECLARE_SPECIAL_CONSTANTS(double)
|
|
|
|
TEST(LlvmLibctanTest, Range) {
|
|
static constexpr double _2pi = 6.283185307179586;
|
|
constexpr UIntType COUNT = 10000000;
|
|
constexpr UIntType STEP = UIntType(-1) / COUNT;
|
|
for (UIntType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
|
|
double x = double(FPBits(v));
|
|
// TODO: Expand the range of testing after range reduction is implemented.
|
|
if (isnan(x) || isinf(x) || x > _2pi || x < -_2pi)
|
|
continue;
|
|
|
|
ASSERT_MPFR_MATCH(mpfr::Operation::Tan, x, __llvm_libc::tan(x), 1.0);
|
|
}
|
|
}
|