llvm-for-llvmta/tools/clang/unittests/Rename/RenameClassTest.cpp

800 lines
25 KiB
C++

//===-- RenameClassTest.cpp - unit tests for renaming classes -------------===//
//
// 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 "ClangRenameTest.h"
namespace clang {
namespace clang_rename {
namespace test {
namespace {
class RenameClassTest : public ClangRenameTest {
public:
RenameClassTest() {
AppendToHeader(R"(
namespace a {
class Foo {
public:
struct Nested {
enum NestedEnum {E1, E2};
};
void func() {}
static int Constant;
};
class Goo {
public:
struct Nested {
enum NestedEnum {E1, E2};
};
};
int Foo::Constant = 1;
} // namespace a
namespace b {
class Foo {};
} // namespace b
#define MACRO(x) x
template<typename T> class ptr {};
)");
}
};
INSTANTIATE_TEST_CASE_P(
RenameClassTests, RenameClassTest,
testing::ValuesIn(std::vector<Case>({
// basic classes
{"a::Foo f;", "b::Bar f;", "", ""},
{"::a::Foo f;", "::b::Bar f;", "", ""},
{"void f(a::Foo f) {}", "void f(b::Bar f) {}", "", ""},
{"void f(a::Foo *f) {}", "void f(b::Bar *f) {}", "", ""},
{"a::Foo f() { return a::Foo(); }", "b::Bar f() { return b::Bar(); }",
"", ""},
{"namespace a {a::Foo f() { return Foo(); }}",
"namespace a {b::Bar f() { return b::Bar(); }}", "", ""},
{"void f(const a::Foo& a1) {}", "void f(const b::Bar& a1) {}", "", ""},
{"void f(const a::Foo* a1) {}", "void f(const b::Bar* a1) {}", "", ""},
{"namespace a { void f(Foo a1) {} }",
"namespace a { void f(b::Bar a1) {} }", "", ""},
{"void f(MACRO(a::Foo) a1) {}", "void f(MACRO(b::Bar) a1) {}", "", ""},
{"void f(MACRO(a::Foo a1)) {}", "void f(MACRO(b::Bar a1)) {}", "", ""},
{"a::Foo::Nested ns;", "b::Bar::Nested ns;", "", ""},
{"auto t = a::Foo::Constant;", "auto t = b::Bar::Constant;", "", ""},
{"a::Foo::Nested ns;", "a::Foo::Nested2 ns;", "a::Foo::Nested",
"a::Foo::Nested2"},
// use namespace and typedefs
{"using a::Foo; Foo gA;", "using b::Bar; b::Bar gA;", "", ""},
{"using a::Foo; void f(Foo gA) {}", "using b::Bar; void f(Bar gA) {}",
"", ""},
{"using a::Foo; namespace x { Foo gA; }",
"using b::Bar; namespace x { Bar gA; }", "", ""},
{"struct S { using T = a::Foo; T a_; };",
"struct S { using T = b::Bar; T a_; };", "", ""},
{"using T = a::Foo; T gA;", "using T = b::Bar; T gA;", "", ""},
{"typedef a::Foo T; T gA;", "typedef b::Bar T; T gA;", "", ""},
{"typedef MACRO(a::Foo) T; T gA;", "typedef MACRO(b::Bar) T; T gA;", "",
""},
// struct members and other oddities
{"struct S : public a::Foo {};", "struct S : public b::Bar {};", "",
""},
{"struct F { void f(a::Foo a1) {} };",
"struct F { void f(b::Bar a1) {} };", "", ""},
{"struct F { a::Foo a_; };", "struct F { b::Bar a_; };", "", ""},
{"struct F { ptr<a::Foo> a_; };", "struct F { ptr<b::Bar> a_; };", "",
""},
{"void f() { a::Foo::Nested ne; }", "void f() { b::Bar::Nested ne; }",
"", ""},
{"void f() { a::Goo::Nested ne; }", "void f() { a::Goo::Nested ne; }",
"", ""},
{"void f() { a::Foo::Nested::NestedEnum e; }",
"void f() { b::Bar::Nested::NestedEnum e; }", "", ""},
{"void f() { auto e = a::Foo::Nested::NestedEnum::E1; }",
"void f() { auto e = b::Bar::Nested::NestedEnum::E1; }", "", ""},
{"void f() { auto e = a::Foo::Nested::E1; }",
"void f() { auto e = b::Bar::Nested::E1; }", "", ""},
// templates
{"template <typename T> struct Foo { T t; };\n"
"void f() { Foo<a::Foo> foo; }",
"template <typename T> struct Foo { T t; };\n"
"void f() { Foo<b::Bar> foo; }",
"", ""},
{"template <typename T> struct Foo { a::Foo a; };",
"template <typename T> struct Foo { b::Bar a; };", "", ""},
{"template <typename T> void f(T t) {}\n"
"void g() { f<a::Foo>(a::Foo()); }",
"template <typename T> void f(T t) {}\n"
"void g() { f<b::Bar>(b::Bar()); }",
"", ""},
{"template <typename T> int f() { return 1; }\n"
"template <> int f<a::Foo>() { return 2; }\n"
"int g() { return f<a::Foo>(); }",
"template <typename T> int f() { return 1; }\n"
"template <> int f<b::Bar>() { return 2; }\n"
"int g() { return f<b::Bar>(); }",
"", ""},
{"struct Foo { template <typename T> T foo(); };\n"
"void g() { Foo f; auto a = f.template foo<a::Foo>(); }",
"struct Foo { template <typename T> T foo(); };\n"
"void g() { Foo f; auto a = f.template foo<b::Bar>(); }",
"", ""},
// The following two templates are distilled from regressions found in
// unique_ptr<> and type_traits.h
{"template <typename T> struct outer {\n"
" typedef T type;\n"
" type Baz();\n"
" };\n"
" outer<a::Foo> g_A;",
"template <typename T> struct outer {\n"
" typedef T type;\n"
" type Baz();\n"
" };\n"
" outer<b::Bar> g_A;",
"", ""},
{"template <typename T> struct nested { typedef T type; };\n"
"template <typename T> struct outer { typename nested<T>::type Foo(); "
"};\n"
"outer<a::Foo> g_A;",
"template <typename T> struct nested { typedef T type; };\n"
"template <typename T> struct outer { typename nested<T>::type Foo(); "
"};\n"
"outer<b::Bar> g_A;",
"", ""},
// macros
{"#define FOO(T, t) T t\n"
"void f() { FOO(a::Foo, a1); FOO(a::Foo, a2); }",
"#define FOO(T, t) T t\n"
"void f() { FOO(b::Bar, a1); FOO(b::Bar, a2); }",
"", ""},
{"#define FOO(n) a::Foo n\n"
" void f() { FOO(a1); FOO(a2); }",
"#define FOO(n) b::Bar n\n"
" void f() { FOO(a1); FOO(a2); }",
"", ""},
// Pointer to member functions
{"auto gA = &a::Foo::func;", "auto gA = &b::Bar::func;", "", ""},
{"using a::Foo; auto gA = &Foo::func;",
"using b::Bar; auto gA = &b::Bar::func;", "", ""},
{"using a::Foo; namespace x { auto gA = &Foo::func; }",
"using b::Bar; namespace x { auto gA = &Bar::func; }", "", ""},
{"typedef a::Foo T; auto gA = &T::func;",
"typedef b::Bar T; auto gA = &T::func;", "", ""},
{"auto gA = &MACRO(a::Foo)::func;", "auto gA = &MACRO(b::Bar)::func;",
"", ""},
// Short match inside a namespace
{"namespace a { void f(Foo a1) {} }",
"namespace a { void f(b::Bar a1) {} }", "", ""},
// Correct match.
{"using a::Foo; struct F { ptr<Foo> a_; };",
"using b::Bar; struct F { ptr<Bar> a_; };", "", ""},
// avoid false positives
{"void f(b::Foo a) {}", "void f(b::Foo a) {}", "", ""},
{"namespace b { void f(Foo a) {} }", "namespace b { void f(Foo a) {} }",
"", ""},
// friends, everyone needs friends.
{"class Foo { int i; friend class a::Foo; };",
"class Foo { int i; friend class b::Bar; };", "", ""},
})), );
TEST_P(RenameClassTest, RenameClasses) {
auto Param = GetParam();
std::string OldName = Param.OldName.empty() ? "a::Foo" : Param.OldName;
std::string NewName = Param.NewName.empty() ? "b::Bar" : Param.NewName;
std::string Actual = runClangRenameOnCode(Param.Before, OldName, NewName);
CompareSnippets(Param.After, Actual);
}
class NamespaceDetectionTest : public ClangRenameTest {
protected:
NamespaceDetectionTest() {
AppendToHeader(R"(
class Old {};
namespace o1 {
class Old {};
namespace o2 {
class Old {};
namespace o3 {
class Old {};
} // namespace o3
} // namespace o2
} // namespace o1
)");
}
};
INSTANTIATE_TEST_CASE_P(
RenameClassTest, NamespaceDetectionTest,
::testing::ValuesIn(std::vector<Case>({
// Test old and new namespace overlap.
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { New moo; } } }",
"o1::o2::o3::Old", "o1::o2::o3::New"},
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { n3::New moo; } } }",
"o1::o2::o3::Old", "o1::o2::n3::New"},
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { n2::n3::New moo; } } }",
"o1::o2::o3::Old", "o1::n2::n3::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { New moo; } }", "::o1::o2::Old",
"::o1::o2::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { n2::New moo; } }", "::o1::o2::Old",
"::o1::n2::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { ::n1::n2::New moo; } }",
"::o1::o2::Old", "::n1::n2::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { n1::n2::New moo; } }", "::o1::o2::Old",
"n1::n2::New"},
// Test old and new namespace with differing depths.
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { New moo; } } }",
"o1::o2::o3::Old", "::o1::New"},
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { New moo; } } }",
"o1::o2::o3::Old", "::o1::o2::New"},
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { New moo; } } }",
"o1::o2::o3::Old", "o1::New"},
{"namespace o1 { namespace o2 { namespace o3 { Old moo; } } }",
"namespace o1 { namespace o2 { namespace o3 { New moo; } } }",
"o1::o2::o3::Old", "o1::o2::New"},
{"Old moo;", "o1::New moo;", "::Old", "o1::New"},
{"Old moo;", "o1::New moo;", "Old", "o1::New"},
{"namespace o1 { ::Old moo; }", "namespace o1 { New moo; }", "Old",
"o1::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { ::New moo; } }", "::o1::o2::Old",
"::New"},
{"namespace o1 { namespace o2 { Old moo; } }",
"namespace o1 { namespace o2 { New moo; } }", "::o1::o2::Old", "New"},
// Test moving into the new namespace at different levels.
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { New moo; } }", "::o1::o2::Old",
"::n1::n2::New"},
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { New moo; } }", "::o1::o2::Old",
"n1::n2::New"},
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { o2::New moo; } }", "::o1::o2::Old",
"::n1::o2::New"},
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { o2::New moo; } }", "::o1::o2::Old",
"n1::o2::New"},
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { ::o1::o2::New moo; } }",
"::o1::o2::Old", "::o1::o2::New"},
{"namespace n1 { namespace n2 { o1::o2::Old moo; } }",
"namespace n1 { namespace n2 { o1::o2::New moo; } }", "::o1::o2::Old",
"o1::o2::New"},
// Test friends declarations.
{"class Foo { friend class o1::Old; };",
"class Foo { friend class o1::New; };", "o1::Old", "o1::New"},
{"class Foo { int i; friend class o1::Old; };",
"class Foo { int i; friend class ::o1::New; };", "::o1::Old",
"::o1::New"},
{"namespace o1 { class Foo { int i; friend class Old; }; }",
"namespace o1 { class Foo { int i; friend class New; }; }", "o1::Old",
"o1::New"},
{"namespace o1 { class Foo { int i; friend class Old; }; }",
"namespace o1 { class Foo { int i; friend class New; }; }",
"::o1::Old", "::o1::New"},
})), );
TEST_P(NamespaceDetectionTest, RenameClasses) {
auto Param = GetParam();
std::string Actual =
runClangRenameOnCode(Param.Before, Param.OldName, Param.NewName);
CompareSnippets(Param.After, Actual);
}
class TemplatedClassRenameTest : public ClangRenameTest {
protected:
TemplatedClassRenameTest() {
AppendToHeader(R"(
template <typename T> struct Old {
T t_;
T f() { return T(); };
static T s(T t) { return t; }
};
namespace ns {
template <typename T> struct Old {
T t_;
T f() { return T(); };
static T s(T t) { return t; }
};
} // namespace ns
namespace o1 {
namespace o2 {
namespace o3 {
template <typename T> struct Old {
T t_;
T f() { return T(); };
static T s(T t) { return t; }
};
} // namespace o3
} // namespace o2
} // namespace o1
)");
}
};
INSTANTIATE_TEST_CASE_P(
RenameClassTests, TemplatedClassRenameTest,
::testing::ValuesIn(std::vector<Case>({
{"Old<int> gI; Old<bool> gB;", "New<int> gI; New<bool> gB;", "Old",
"New"},
{"ns::Old<int> gI; ns::Old<bool> gB;",
"ns::New<int> gI; ns::New<bool> gB;", "ns::Old", "ns::New"},
{"auto gI = &Old<int>::f; auto gB = &Old<bool>::f;",
"auto gI = &New<int>::f; auto gB = &New<bool>::f;", "Old", "New"},
{"auto gI = &ns::Old<int>::f;", "auto gI = &ns::New<int>::f;",
"ns::Old", "ns::New"},
{"int gI = Old<int>::s(0); bool gB = Old<bool>::s(false);",
"int gI = New<int>::s(0); bool gB = New<bool>::s(false);", "Old",
"New"},
{"int gI = ns::Old<int>::s(0); bool gB = ns::Old<bool>::s(false);",
"int gI = ns::New<int>::s(0); bool gB = ns::New<bool>::s(false);",
"ns::Old", "ns::New"},
{"struct S { Old<int*> o_; };", "struct S { New<int*> o_; };", "Old",
"New"},
{"struct S { ns::Old<int*> o_; };", "struct S { ns::New<int*> o_; };",
"ns::Old", "ns::New"},
{"auto a = reinterpret_cast<Old<int>*>(new Old<int>);",
"auto a = reinterpret_cast<New<int>*>(new New<int>);", "Old", "New"},
{"auto a = reinterpret_cast<ns::Old<int>*>(new ns::Old<int>);",
"auto a = reinterpret_cast<ns::New<int>*>(new ns::New<int>);",
"ns::Old", "ns::New"},
{"auto a = reinterpret_cast<const Old<int>*>(new Old<int>);",
"auto a = reinterpret_cast<const New<int>*>(new New<int>);", "Old",
"New"},
{"auto a = reinterpret_cast<const ns::Old<int>*>(new ns::Old<int>);",
"auto a = reinterpret_cast<const ns::New<int>*>(new ns::New<int>);",
"ns::Old", "ns::New"},
{"Old<bool>& foo();", "New<bool>& foo();", "Old", "New"},
{"ns::Old<bool>& foo();", "ns::New<bool>& foo();", "ns::Old",
"ns::New"},
{"o1::o2::o3::Old<bool>& foo();", "o1::o2::o3::New<bool>& foo();",
"o1::o2::o3::Old", "o1::o2::o3::New"},
{"namespace ns { Old<bool>& foo(); }",
"namespace ns { New<bool>& foo(); }", "ns::Old", "ns::New"},
{"const Old<bool>& foo();", "const New<bool>& foo();", "Old", "New"},
{"const ns::Old<bool>& foo();", "const ns::New<bool>& foo();",
"ns::Old", "ns::New"},
// FIXME: figure out why this only works when Moo gets
// specialized at some point.
{"template <typename T> struct Moo { Old<T> o_; }; Moo<int> m;",
"template <typename T> struct Moo { New<T> o_; }; Moo<int> m;", "Old",
"New"},
{"template <typename T> struct Moo { ns::Old<T> o_; }; Moo<int> m;",
"template <typename T> struct Moo { ns::New<T> o_; }; Moo<int> m;",
"ns::Old", "ns::New"},
})), );
TEST_P(TemplatedClassRenameTest, RenameTemplateClasses) {
auto Param = GetParam();
std::string Actual =
runClangRenameOnCode(Param.Before, Param.OldName, Param.NewName);
CompareSnippets(Param.After, Actual);
}
TEST_F(ClangRenameTest, RenameClassWithOutOfLineMembers) {
std::string Before = R"(
class Old {
public:
Old();
~Old();
Old* next();
private:
Old* next_;
};
Old::Old() {}
Old::~Old() {}
Old* Old::next() { return next_; }
)";
std::string Expected = R"(
class New {
public:
New();
~New();
New* next();
private:
New* next_;
};
New::New() {}
New::~New() {}
New* New::next() { return next_; }
)";
std::string After = runClangRenameOnCode(Before, "Old", "New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, RenameClassWithInlineMembers) {
std::string Before = R"(
class Old {
public:
Old() {}
~Old() {}
Old* next() { return next_; }
private:
Old* next_;
};
)";
std::string Expected = R"(
class New {
public:
New() {}
~New() {}
New* next() { return next_; }
private:
New* next_;
};
)";
std::string After = runClangRenameOnCode(Before, "Old", "New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, RenameClassWithNamespaceWithInlineMembers) {
std::string Before = R"(
namespace ns {
class Old {
public:
Old() {}
~Old() {}
Old* next() { return next_; }
private:
Old* next_;
};
} // namespace ns
)";
std::string Expected = R"(
namespace ns {
class New {
public:
New() {}
~New() {}
New* next() { return next_; }
private:
New* next_;
};
} // namespace ns
)";
std::string After = runClangRenameOnCode(Before, "ns::Old", "ns::New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, RenameClassWithNamespaceWithOutOfInlineMembers) {
std::string Before = R"(
namespace ns {
class Old {
public:
Old();
~Old();
Old* next();
private:
Old* next_;
};
Old::Old() {}
Old::~Old() {}
Old* Old::next() { return next_; }
} // namespace ns
)";
std::string Expected = R"(
namespace ns {
class New {
public:
New();
~New();
New* next();
private:
New* next_;
};
New::New() {}
New::~New() {}
New* New::next() { return next_; }
} // namespace ns
)";
std::string After = runClangRenameOnCode(Before, "ns::Old", "ns::New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, RenameClassInInheritedConstructor) {
// `using Base::Base;` will generate an implicit constructor containing usage
// of `::ns::Old` which should not be matched.
std::string Before = R"(
namespace ns {
class Old;
class Old {
int x;
};
class Base {
protected:
Old *moo_;
public:
Base(Old *moo) : moo_(moo) {}
};
class Derived : public Base {
public:
using Base::Base;
};
} // namespace ns
int main() {
::ns::Old foo;
::ns::Derived d(&foo);
return 0;
})";
std::string Expected = R"(
namespace ns {
class New;
class New {
int x;
};
class Base {
protected:
New *moo_;
public:
Base(New *moo) : moo_(moo) {}
};
class Derived : public Base {
public:
using Base::Base;
};
} // namespace ns
int main() {
::ns::New foo;
::ns::Derived d(&foo);
return 0;
})";
std::string After = runClangRenameOnCode(Before, "ns::Old", "ns::New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, DontRenameReferencesInImplicitFunction) {
std::string Before = R"(
namespace ns {
class Old {
};
} // namespace ns
struct S {
int y;
ns::Old old;
};
void f() {
S s1, s2, s3;
// This causes an implicit assignment operator to be created.
s1 = s2 = s3;
}
)";
std::string Expected = R"(
namespace ns {
class New {
};
} // namespace ns
struct S {
int y;
::new_ns::New old;
};
void f() {
S s1, s2, s3;
// This causes an implicit assignment operator to be created.
s1 = s2 = s3;
}
)";
std::string After = runClangRenameOnCode(Before, "ns::Old", "::new_ns::New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, ReferencesInLambdaFunctionParameters) {
std::string Before = R"(
template <class T>
class function;
template <class R, class... ArgTypes>
class function<R(ArgTypes...)> {
public:
template <typename Functor>
function(Functor f) {}
function() {}
R operator()(ArgTypes...) const {}
};
namespace ns {
class Old {};
void f() {
function<void(Old)> func;
}
} // namespace ns)";
std::string Expected = R"(
template <class T>
class function;
template <class R, class... ArgTypes>
class function<R(ArgTypes...)> {
public:
template <typename Functor>
function(Functor f) {}
function() {}
R operator()(ArgTypes...) const {}
};
namespace ns {
class New {};
void f() {
function<void(::new_ns::New)> func;
}
} // namespace ns)";
std::string After = runClangRenameOnCode(Before, "ns::Old", "::new_ns::New");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, DontChangeIfSameName) {
std::string Before = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(foo::Old * x) {
foo::Old::foo() ;
}
using foo::Old;)";
std::string Expected = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(foo::Old * x) {
foo::Old::foo() ;
}
using foo::Old;)";
std::string After = runClangRenameOnCode(Before, "foo::Old", "foo::Old");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, ChangeIfNewNameWithLeadingDotDot) {
std::string Before = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(foo::Old * x) {
foo::Old::foo() ;
}
using foo::Old;)";
std::string Expected = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(::foo::Old * x) {
::foo::Old::foo() ;
}
using ::foo::Old;)";
std::string After = runClangRenameOnCode(Before, "foo::Old", "::foo::Old");
CompareSnippets(Expected, After);
}
TEST_F(ClangRenameTest, ChangeIfSameNameWithLeadingDotDot) {
std::string Before = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(foo::Old * x) {
foo::Old::foo() ;
}
using foo::Old;)";
std::string Expected = R"(
namespace foo {
class Old {
public:
static void foo() {}
};
}
void f(::foo::Old * x) {
::foo::Old::foo() ;
}
using ::foo::Old;)";
std::string After = runClangRenameOnCode(Before, "::foo::Old", "::foo::Old");
CompareSnippets(Expected, After);
}
TEST_F(RenameClassTest, UsingAlias) {
std::string Before = R"(
namespace a { struct A {}; }
namespace foo {
using Alias = a::A;
Alias a;
})";
std::string Expected = R"(
namespace a { struct B {}; }
namespace foo {
using Alias = b::B;
Alias a;
})";
std::string After = runClangRenameOnCode(Before, "a::A", "b::B");
CompareSnippets(Expected, After);
}
// FIXME: investigate why the test fails when adding a new USR to the USRSet.
TEST_F(ClangRenameTest, DISABLED_NestedTemplates) {
std::string Before = R"(
namespace a { template <typename T> struct A {}; }
a::A<a::A<int>> foo;)";
std::string Expected = R"(
namespace a { template <typename T> struct B {}; }
b::B<b::B<int>> foo;)";
std::string After = runClangRenameOnCode(Before, "a::A", "b::B");
CompareSnippets(Expected, After);
}
} // anonymous namespace
} // namespace test
} // namespace clang_rename
} // namesdpace clang