Files
compute-runtime/shared/test/unit_test/utilities/const_stringref_tests.cpp
kamdiedrich 9e97b42ee6 Reorganization directory structure [4/n]
Change-Id: Ib868ed62d12ea8f9f123644219ba299e86a658ac
2020-02-24 01:04:42 +01:00

115 lines
3.7 KiB
C++

/*
* Copyright (C) 2017-2020 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/utilities/const_stringref.h"
#include "gtest/gtest.h"
TEST(ConstStringRef, WhenCreatingFromConstantArrayThenIsConstexpr) {
static constexpr ConstStringRef str0("some_text");
static_assert(9 == str0.length(), "");
static_assert(9 == str0.size(), "");
static_assert(false == str0.empty(), "");
static_assert('s' == str0[0], "");
static_assert('o' == str0[1], "");
static_assert('m' == str0[2], "");
static_assert('e' == str0[3], "");
static_assert('_' == str0[4], "");
static_assert('t' == str0[5], "");
static_assert('e' == str0[6], "");
static_assert('x' == str0[7], "");
static_assert('t' == str0[8], "");
static constexpr ConstStringRef str1("second", 3);
static_assert(3 == str1.length(), "");
static_assert(3 == str1.size(), "");
static_assert(false == str1.empty(), "");
static_assert('s' == str1[0], "");
static_assert('e' == str1[1], "");
static_assert('c' == str1[2], "");
static_assert('s' == static_cast<const char *>(str1)[0], "");
static_assert('s' == *str1.begin(), "");
static_assert(3 == str1.end() - str1.begin(), "");
static_assert(str1.begin() == str1.data(), "");
static constexpr ConstStringRef strEmpty("aaa", 0);
static_assert(0U == strEmpty.length(), "");
static_assert(0U == strEmpty.size(), "");
static_assert(strEmpty.empty(), "");
static_assert(9 == str0.length(), "");
static_assert(str0 == str0, "");
static_assert(str1 != str0, "");
static constexpr ConstStringRef strAbc("abc");
static constexpr ConstStringRef strAbd("abd");
static constexpr ConstStringRef strAbc2("abcdef", 3);
static_assert(strAbc != strAbd, "");
static_assert(strAbc.length() == strAbc2.length(), "");
static_assert(strAbc == strAbc2, "");
}
TEST(ConstStringRef, WhenComparingAgainstContainersThenUsesLexicographicOrdering) {
static constexpr ConstStringRef constStrText("Text");
std::string strText("Text");
std::string strToxt("Toxt");
EXPECT_TRUE(strText == constStrText);
EXPECT_TRUE(constStrText == strText);
EXPECT_FALSE(strToxt == constStrText);
EXPECT_FALSE(constStrText == strToxt);
EXPECT_FALSE(strText != constStrText);
EXPECT_FALSE(constStrText != strText);
EXPECT_TRUE(strToxt != constStrText);
EXPECT_TRUE(constStrText != strToxt);
std::string strTex("Tex");
EXPECT_TRUE(strTex != constStrText);
EXPECT_TRUE(constStrText != strTex);
}
TEST(ConstStringRef, WhenStrIsCalledThenEmitsProperString) {
static constexpr ConstStringRef constStrText("Text");
std::string str = constStrText.str();
EXPECT_EQ(4U, str.size());
EXPECT_STREQ("Text", str.c_str());
}
TEST(ConstStringRef, WhenDefaultInitializedThenEmpty) {
ConstStringRef str;
EXPECT_TRUE(str.empty());
}
TEST(ConstStringRef, WhenCopyConstructedThenIdenticalAsOrigin) {
static constexpr ConstStringRef a("Text");
static constexpr ConstStringRef b(a);
EXPECT_EQ(a, b);
}
TEST(ConstStringRef, WhenCopyAsignedThenIdenticalAsOrigin) {
static constexpr ConstStringRef a("Text");
ConstStringRef b("OtherText");
b = a;
EXPECT_EQ(a, b);
}
TEST(ConstStringRef, WhenCheckingForInclusionThenDoesNotReadOutOfBounds) {
static constexpr ConstStringRef str1("Text", 2);
ConstStringRef substr1("Tex");
EXPECT_FALSE(str1.contains(substr1));
static constexpr ConstStringRef str2("AabAac");
ConstStringRef substr2("Aac");
EXPECT_TRUE(str2.contains(substr2));
static constexpr ConstStringRef str3("AabAac");
ConstStringRef substr3("Aacd");
EXPECT_FALSE(str3.contains(substr3));
}