llvm-project/lldb/unittests/Utility/ConstStringTest.cpp
Jonas Devlieghere 70599d7027
[lldb] Remove LLDB reproducers
This patch removes the remaining reproducer code. The SBReproducer class
remains for ABI stability but is just an empty shell. This completes the
removal process outlined on the mailing list [1].

[1] https://lists.llvm.org/pipermail/lldb-dev/2021-September/017045.html
2022-09-19 14:43:31 -07:00

140 lines
4.0 KiB
C++

//===-- ConstStringTest.cpp -----------------------------------------------===//
//
// 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 "lldb/Utility/ConstString.h"
#include "llvm/Support/FormatVariadic.h"
#include "gtest/gtest.h"
using namespace lldb_private;
TEST(ConstStringTest, format_provider) {
EXPECT_EQ("foo", llvm::formatv("{0}", ConstString("foo")).str());
}
TEST(ConstStringTest, MangledCounterpart) {
ConstString uvw("uvw");
ConstString counterpart;
EXPECT_FALSE(uvw.GetMangledCounterpart(counterpart));
EXPECT_EQ("", counterpart.GetStringRef());
ConstString xyz;
xyz.SetStringWithMangledCounterpart("xyz", uvw);
EXPECT_EQ("xyz", xyz.GetStringRef());
EXPECT_TRUE(xyz.GetMangledCounterpart(counterpart));
EXPECT_EQ("uvw", counterpart.GetStringRef());
EXPECT_TRUE(uvw.GetMangledCounterpart(counterpart));
EXPECT_EQ("xyz", counterpart.GetStringRef());
}
TEST(ConstStringTest, UpdateMangledCounterpart) {
{ // Add counterpart
ConstString some1;
some1.SetStringWithMangledCounterpart("some", ConstString(""));
}
{ // Overwrite empty string
ConstString some2;
some2.SetStringWithMangledCounterpart("some", ConstString("one"));
}
{ // Overwrite with identical value
ConstString some2;
some2.SetStringWithMangledCounterpart("some", ConstString("one"));
}
{ // Check counterpart is set
ConstString counterpart;
EXPECT_TRUE(ConstString("some").GetMangledCounterpart(counterpart));
EXPECT_EQ("one", counterpart.GetStringRef());
}
}
TEST(ConstStringTest, FromMidOfBufferStringRef) {
// StringRef's into bigger buffer: no null termination
const char *buffer = "abcdefghi";
llvm::StringRef foo_ref(buffer, 3);
llvm::StringRef bar_ref(buffer + 3, 3);
ConstString foo(foo_ref);
ConstString bar;
bar.SetStringWithMangledCounterpart(bar_ref, foo);
EXPECT_EQ("def", bar.GetStringRef());
ConstString counterpart;
EXPECT_TRUE(bar.GetMangledCounterpart(counterpart));
EXPECT_EQ("abc", counterpart.GetStringRef());
EXPECT_TRUE(foo.GetMangledCounterpart(counterpart));
EXPECT_EQ("def", counterpart.GetStringRef());
}
TEST(ConstStringTest, NullAndEmptyStates) {
ConstString foo("foo");
EXPECT_FALSE(!foo);
EXPECT_FALSE(foo.IsEmpty());
EXPECT_FALSE(foo.IsNull());
ConstString empty("");
EXPECT_TRUE(!empty);
EXPECT_TRUE(empty.IsEmpty());
EXPECT_FALSE(empty.IsNull());
ConstString null;
EXPECT_TRUE(!null);
EXPECT_TRUE(null.IsEmpty());
EXPECT_TRUE(null.IsNull());
}
TEST(ConstStringTest, CompareConstString) {
ConstString foo("foo");
ConstString foo2("foo");
ConstString bar("bar");
EXPECT_TRUE(foo == foo2);
EXPECT_TRUE(foo2 == foo);
EXPECT_TRUE(foo == ConstString("foo"));
EXPECT_FALSE(foo == bar);
EXPECT_FALSE(foo2 == bar);
EXPECT_FALSE(foo == ConstString("bar"));
EXPECT_FALSE(foo == ConstString("different"));
EXPECT_FALSE(foo == ConstString(""));
EXPECT_FALSE(foo == ConstString());
ConstString empty("");
EXPECT_FALSE(empty == ConstString("bar"));
EXPECT_FALSE(empty == ConstString());
EXPECT_TRUE(empty == ConstString(""));
ConstString null;
EXPECT_FALSE(null == ConstString("bar"));
EXPECT_TRUE(null == ConstString());
EXPECT_FALSE(null == ConstString(""));
}
TEST(ConstStringTest, CompareStringRef) {
ConstString foo("foo");
EXPECT_TRUE(foo == "foo");
EXPECT_TRUE(foo != "");
EXPECT_FALSE(foo == static_cast<const char *>(nullptr));
EXPECT_TRUE(foo != "bar");
ConstString empty("");
EXPECT_FALSE(empty == "foo");
EXPECT_FALSE(empty != "");
EXPECT_FALSE(empty == static_cast<const char *>(nullptr));
EXPECT_TRUE(empty != "bar");
ConstString null;
EXPECT_FALSE(null == "foo");
EXPECT_TRUE(null != "");
EXPECT_TRUE(null == static_cast<const char *>(nullptr));
EXPECT_TRUE(null != "bar");
}