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//===-- Unittests for char_vector ---------------------------------------===//
//
// 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/__support/char_vector.h"
#include "test/UnitTest/Test.h"
using __llvm_libc::CharVector;
TEST(LlvmLibcCharVectorTest, InitializeCheck) {
CharVector v;
ASSERT_EQ(v.length(), size_t(0));
}
TEST(LlvmLibcCharVectorTest, AppendShort) {
CharVector v;
ASSERT_EQ(v.length(), size_t(0));
constexpr char test_str[] = "1234567890";
for (size_t i = 0; test_str[i] != '\0'; ++i) {
v.append(test_str[i]);
}
ASSERT_STREQ(v.c_str(), test_str);
}
TEST(LlvmLibcCharVectorTest, AppendMedium) {
CharVector v;
ASSERT_EQ(v.length(), size_t(0));
// 100 characters (each row is 50)
constexpr char test_str[] =
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy";
for (size_t i = 0; test_str[i] != '\0'; ++i) {
ASSERT_EQ(v.length(), i);
v.append(test_str[i]);
}
ASSERT_STREQ(v.c_str(), test_str);
ASSERT_EQ(v.length(), size_t(100));
}
TEST(LlvmLibcCharVectorTest, AppendLong) {
CharVector v;
ASSERT_EQ(v.length(), size_t(0));
// 1000 characters
constexpr char test_str[] =
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
"12345678901234567890123456789012345678901234567890"
"ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy";
for (size_t i = 0; test_str[i] != '\0'; ++i) {
ASSERT_EQ(v.length(), i);
ASSERT_TRUE(v.append(test_str[i]));
}
ASSERT_EQ(v.length(), size_t(1000));
ASSERT_STREQ(v.c_str(), test_str);
}
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