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//===-- Unittests for isgraph----------------------------------------------===//
//
// 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/ctype/isgraph.h"
#include "utils/UnitTest/Test.h"
TEST(LlvmLibcIsGraph, DefaultLocale) {
// Loops through all characters, verifying that graphical characters
// return a non-zero integer, everything else returns zero.
for (int ch = 0; ch < 255; ++ch) {
if ('!' <= ch && ch <= '~') // A-Z, a-z, 0-9, punctuation.
EXPECT_NE(__llvm_libc::isgraph(ch), 0);
else
EXPECT_EQ(__llvm_libc::isgraph(ch), 0);
}
}