[libc][math][NFC] Remove global scope constants declaration in math tests (#69558)

Clean up usage of `DECLARE_SPECIAL_CONSTANTS` in global scope.

1 files changed, 6 insertions, 7 deletions

diff --git a/libc/test/src/math/tanf_test.cpp b/libc/test/src/math/tanf_test.cpp
index 3c3694a5eb68..6005202e754b 100644
--- a/libc/test/src/math/tanf_test.cpp
+++ b/libc/test/src/math/tanf_test.cpp
@@ -18,14 +18,13 @@
 #include <errno.h>
 #include <stdint.h>
 
+using LlvmLibcTanfTest = LIBC_NAMESPACE::testing::FPTest<float>;
+
 using LIBC_NAMESPACE::testing::SDCOMP26094_VALUES;
-using FPBits = LIBC_NAMESPACE::fputil::FPBits<float>;
 
 namespace mpfr = LIBC_NAMESPACE::testing::mpfr;
 
-DECLARE_SPECIAL_CONSTANTS(float)
-
-TEST(LlvmLibcTanfTest, SpecialNumbers) {
+TEST_F(LlvmLibcTanfTest, SpecialNumbers) {
   libc_errno = 0;
 
   EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::tanf(aNaN));
@@ -44,7 +43,7 @@ TEST(LlvmLibcTanfTest, SpecialNumbers) {
   EXPECT_MATH_ERRNO(EDOM);
 }
 
-TEST(LlvmLibcTanfTest, InFloatRange) {
+TEST_F(LlvmLibcTanfTest, InFloatRange) {
   constexpr uint32_t COUNT = 100'000;
   constexpr uint32_t STEP = UINT32_MAX / COUNT;
   for (uint32_t i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
@@ -56,7 +55,7 @@ TEST(LlvmLibcTanfTest, InFloatRange) {
   }
 }
 
-TEST(LlvmLibcTanfTest, SpecificBitPatterns) {
+TEST_F(LlvmLibcTanfTest, SpecificBitPatterns) {
   constexpr int N = 54;
   constexpr uint32_t INPUTS[N] = {
       0x3a7a'8d2fU, // x = 0x1.f51a5ep-11f
@@ -126,7 +125,7 @@ TEST(LlvmLibcTanfTest, SpecificBitPatterns) {
 
 // SDCOMP-26094: check tanf in the cases for which the range reducer
 // returns values furthest beyond its nominal upper bound of pi/4.
-TEST(LlvmLibcTanfTest, SDCOMP_26094) {
+TEST_F(LlvmLibcTanfTest, SDCOMP_26094) {
   for (uint32_t v : SDCOMP26094_VALUES) {
     float x = float(FPBits(v));
     ASSERT_MPFR_MATCH(mpfr::Operation::Tan, x, LIBC_NAMESPACE::tanf(x), 0.5);