xref: /aosp_15_r20/external/llvm-libc/test/src/stdio/puts_test.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Unittests for puts ---------------------------------------------===//
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/stdio/puts.h"
10 
11 #include "test/UnitTest/Test.h"
12 
TEST(LlvmLibcPutsTest,PrintOut)13 TEST(LlvmLibcPutsTest, PrintOut) {
14   int result;
15 
16   constexpr char simple[] = "A simple string";
17   result = LIBC_NAMESPACE::puts(simple);
18   EXPECT_GE(result, 0);
19 
20   // check that it appends a second newline at the end.
21   constexpr char numbers[] = "1234567890\n";
22   result = LIBC_NAMESPACE::puts(numbers);
23   EXPECT_GE(result, 0);
24 
25   constexpr char more[] = "1234 and more\n6789 and rhyme";
26   result = LIBC_NAMESPACE::puts(more);
27   EXPECT_GE(result, 0);
28 }
29