llvm/libc/test/src/string/strncmp_test.cpp

//===-- Unittests for strncmp ---------------------------------------------===//
//
// 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/string/strncmp.h"
#include "test/UnitTest/Test.h"

// This group is just copies of the strcmp tests, since all the same cases still
// need to be tested.

TEST(LlvmLibcStrNCmpTest, EmptyStringsShouldReturnZeroWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest,
     EmptyStringShouldNotEqualNonEmptyStringWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest, EqualStringsShouldReturnZeroWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest,
     ShouldReturnResultOfFirstDifferenceWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest,
     CapitalizedLetterShouldNotBeEqualWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest,
     UnequalLengthStringsShouldNotReturnZeroWithSufficientLength) { … }

TEST(LlvmLibcStrNCmpTest, StringArgumentSwapChangesSignWithSufficientLength) { … }

// This group is actually testing strncmp functionality

TEST(LlvmLibcStrNCmpTest, NonEqualStringsEqualWithLengthZero) { … }

TEST(LlvmLibcStrNCmpTest, NonEqualStringsNotEqualWithLengthOne) { … }

TEST(LlvmLibcStrNCmpTest, NonEqualStringsEqualWithShorterLength) { … }

TEST(LlvmLibcStrNCmpTest, StringComparisonEndsOnNullByteEvenWithLongerLength) { … }

TEST(LlvmLibcStrNCmpTest, Case) { … }