1 //===-- Unittests for isprint----------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/ctype/isprint.h" 10 #include "test/UnitTest/Test.h" 11 TEST(LlvmLibcIsPrint,DefaultLocale)12TEST(LlvmLibcIsPrint, DefaultLocale) { 13 for (int ch = -255; ch < 255; ++ch) { 14 if (' ' <= ch && ch <= '~') { // A-Z, a-z, 0-9, punctuation, space. 15 EXPECT_NE(LIBC_NAMESPACE::isprint(ch), 0); 16 } else { 17 EXPECT_EQ(LIBC_NAMESPACE::isprint(ch), 0); 18 } 19 } 20 } 21