| //===-- ChangeNamespaceTests.cpp - Change namespace unit tests ---*- C++ -*-===// |
| // |
| // 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 "ChangeNamespace.h" |
| #include "unittests/Tooling/RewriterTestContext.h" |
| #include "clang/ASTMatchers/ASTMatchFinder.h" |
| #include "clang/Basic/FileManager.h" |
| #include "clang/Basic/FileSystemOptions.h" |
| #include "clang/Format/Format.h" |
| #include "clang/Frontend/CompilerInstance.h" |
| #include "clang/Frontend/PCHContainerOperations.h" |
| #include "clang/Tooling/Refactoring.h" |
| #include "clang/Tooling/Tooling.h" |
| #include "llvm/ADT/IntrusiveRefCntPtr.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/Support/MemoryBuffer.h" |
| #include "llvm/Support/VirtualFileSystem.h" |
| #include "gtest/gtest.h" |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| namespace clang { |
| namespace change_namespace { |
| namespace { |
| |
| class ChangeNamespaceTest : public ::testing::Test { |
| public: |
| std::string runChangeNamespaceOnCode(llvm::StringRef Code) { |
| clang::RewriterTestContext Context; |
| clang::FileID ID = Context.createInMemoryFile(FileName, Code); |
| |
| std::map<std::string, tooling::Replacements> FileToReplacements; |
| change_namespace::ChangeNamespaceTool NamespaceTool( |
| OldNamespace, NewNamespace, FilePattern, |
| /*WhiteListedSymbolPatterns*/ {}, &FileToReplacements); |
| ast_matchers::MatchFinder Finder; |
| NamespaceTool.registerMatchers(&Finder); |
| std::unique_ptr<tooling::FrontendActionFactory> Factory = |
| tooling::newFrontendActionFactory(&Finder); |
| if (!tooling::runToolOnCodeWithArgs(Factory->create(), Code, {"-std=c++11"}, |
| FileName)) |
| return ""; |
| formatAndApplyAllReplacements(FileToReplacements, Context.Rewrite); |
| return format(Context.getRewrittenText(ID)); |
| } |
| |
| std::string format(llvm::StringRef Code) { |
| tooling::Replacements Replaces = format::reformat( |
| format::getLLVMStyle(), Code, {tooling::Range(0, Code.size())}); |
| auto ChangedCode = tooling::applyAllReplacements(Code, Replaces); |
| EXPECT_TRUE(static_cast<bool>(ChangedCode)); |
| if (!ChangedCode) { |
| llvm::errs() << llvm::toString(ChangedCode.takeError()); |
| return ""; |
| } |
| return *ChangedCode; |
| } |
| |
| protected: |
| std::string FileName = "input.cc"; |
| std::string OldNamespace = "na::nb"; |
| std::string NewNamespace = "x::y"; |
| std::string FilePattern = "input.cc"; |
| }; |
| |
| TEST_F(ChangeNamespaceTest, NoMatchingNamespace) { |
| std::string Code = "namespace na {\n" |
| "namespace nx {\n" |
| "class A {};\n" |
| "} // namespace nx\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nx {\n" |
| "class A {};\n" |
| "} // namespace nx\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SimpleMoveWithoutTypeRefs) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class A {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "\n\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NewNsNestedInOldNs) { |
| NewNamespace = "na::nb::nc"; |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class A {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "namespace nc {\n" |
| "class A {};\n" |
| "} // namespace nc\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NewNsNestedInOldNsWithSurroundingNewLines) { |
| NewNamespace = "na::nb::nc"; |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "\n" |
| "class A {};\n" |
| "\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "namespace nc {\n" |
| "\n" |
| "class A {};\n" |
| "\n" |
| "} // namespace nc\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveOldNsWithSurroundingNewLines) { |
| NewNamespace = "nx::ny"; |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "\n" |
| "class A {};\n" |
| "\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "\n\n" |
| "namespace nx {\n" |
| "namespace ny {\n" |
| "\n" |
| "class A {};\n" |
| "\n" |
| "} // namespace ny\n" |
| "} // namespace nx\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NewNsNestedInOldNsWithRefs) { |
| NewNamespace = "na::nb::nc"; |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "class C {};\n" |
| "void f() { A a; B b; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "namespace nc {\n" |
| "class B {};\n" |
| "class C {};\n" |
| "void f() { A a; B b; }\n" |
| "} // namespace nc\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SimpleMoveIntoAnotherNestedNamespace) { |
| NewNamespace = "na::nc"; |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class A {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "\n" |
| "namespace nc {\n" |
| "class A {};\n" |
| "} // namespace nc\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveIntoAnotherNestedNamespaceWithRef) { |
| NewNamespace = "na::nc"; |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "class X { A a; };\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "\n" |
| "namespace nc {\n" |
| "class X { A a; };\n" |
| "} // namespace nc\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveIntoExistingNamespaceAndShortenRefs) { |
| std::string Code = "namespace x {\n" |
| "namespace z {\n" |
| "class Z {};\n" |
| "} // namespace z\n" |
| "namespace y {\n" |
| "class T {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n" |
| "namespace na {\n" |
| "class A{};\n" |
| "namespace nb {\n" |
| "class X { A a; x::z::Z zz; x::y::T t; };\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace x {\n" |
| "namespace z {\n" |
| "class Z {};\n" |
| "} // namespace z\n" |
| "namespace y {\n" |
| "class T {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n" |
| "namespace na {\n" |
| "class A {};\n\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class X { na::A a; z::Z zz; T t; };\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SimpleMoveNestedNamespace) { |
| NewNamespace = "na::x::y"; |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class B {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SimpleMoveWithTypeRefs) { |
| std::string Code = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A a;\n" |
| " nc::C_C c;\n" |
| "};\n" |
| "class C_Y {\n" |
| " C_X x;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class C_X {\n" |
| "public:\n" |
| " na::C_A a;\n" |
| " na::nc::C_C c;\n" |
| "};\n" |
| "class C_Y {\n" |
| " C_X x;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, TypeLocInTemplateSpecialization) { |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "template <typename T>\n" |
| "class B {};\n" |
| "template <typename T1, typename T2>\n" |
| "class Two {};\n" |
| "namespace nc { class C {}; }\n" |
| "} // na\n" |
| "\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " B<A> b;\n" |
| " B<nc::C> b_c;\n" |
| " Two<A, nc::C> two;\n" |
| "}\n" |
| "} // nb\n" |
| "} // na\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "template <typename T>\n" |
| "class B {};\n" |
| "template <typename T1, typename T2>\n" |
| "class Two {};\n" |
| "namespace nc { class C {}; }\n" |
| "} // na\n" |
| "\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " na::B<na::A> b;\n" |
| " na::B<na::nc::C> b_c;\n" |
| " na::Two<na::A, na::nc::C> two;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, LeaveForwardDeclarationBehind) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class FWD;\n" |
| "class FWD2;\n" |
| "class A {\n" |
| " FWD *fwd;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "class FWD;\n" |
| "class FWD2;\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "\n" |
| "class A {\n" |
| " na::nb::FWD *fwd;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, InsertForwardDeclsProperly) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "\n" |
| "class FWD;\n" |
| "class FWD2;\n" |
| "class A {\n" |
| " FWD *fwd;\n" |
| "};\n" |
| "\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "class FWD;\n" |
| "class FWD2;\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "\n" |
| "class A {\n" |
| " na::nb::FWD *fwd;\n" |
| "};\n" |
| "\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, TemplateClassForwardDeclaration) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class FWD;\n" |
| "template<typename T> class FWD_TEMP;\n" |
| "class A {\n" |
| " FWD *fwd;\n" |
| "};\n" |
| "template<typename T> class TEMP {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "class FWD;\n" |
| "template<typename T> class FWD_TEMP;\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "\n" |
| "class A {\n" |
| " na::nb::FWD *fwd;\n" |
| "};\n" |
| "template<typename T> class TEMP {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DontMoveForwardDeclarationInClass) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class A {\n" |
| " class FWD;\n" |
| " FWD *fwd;\n" |
| " template<typename T> class FWD_TEMP;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "\n\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A {\n" |
| " class FWD;\n" |
| " FWD *fwd;\n" |
| " template<typename T> class FWD_TEMP;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveFunctions) { |
| std::string Code = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "namespace nb {\n" |
| "void fwd();\n" |
| "void f(C_A ca, nc::C_C cc) {\n" |
| " C_A ca_1 = ca;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void fwd();\n" |
| "void f(na::C_A ca, na::nc::C_C cc) {\n" |
| " na::C_A ca_1 = ca;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, FixUsingShadowDecl) { |
| std::string Code = "class GLOB {};\n" |
| "using BLOG = GLOB;\n" |
| "namespace na {\n" |
| "namespace nc {\n" |
| "class SAME {};\n" |
| "}\n" |
| "namespace nd {\n" |
| "class SAME {};\n" |
| "}\n" |
| "namespace nb {\n" |
| "using nc::SAME;\n" |
| "using YO = nd::SAME;\n" |
| "typedef nd::SAME IDENTICAL;\n" |
| "void f(nd::SAME Same) {}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "class GLOB {};\n" |
| "using BLOG = GLOB;\n" |
| "namespace na {\n" |
| "namespace nc {\n" |
| "class SAME {};\n" |
| "}\n" |
| "namespace nd {\n" |
| "class SAME {};\n" |
| "}\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "using ::na::nc::SAME;\n" |
| "using YO = na::nd::SAME;\n" |
| "typedef na::nd::SAME IDENTICAL;\n" |
| "void f(na::nd::SAME Same) {}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DontFixUsingShadowDeclInClasses) { |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "class Base { public: Base() {} void m() {} };\n" |
| "namespace nb {\n" |
| "class D : public Base {\n" |
| "public:\n" |
| " using AA = A; using B = Base;\n" |
| " using Base::m; using Base::Base;\n" |
| "};" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "class Base { public: Base() {} void m() {} };\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class D : public na::Base {\n" |
| "public:\n" |
| " using AA = na::A; using B = na::Base;\n" |
| " using Base::m; using Base::Base;\n" |
| "};" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, TypeInNestedNameSpecifier) { |
| std::string Code = |
| "namespace na {\n" |
| "class C_A {\n" |
| "public:\n" |
| " class Nested {\n" |
| " public:\n" |
| " static int NestedX;\n" |
| " static void nestedFunc() {}\n" |
| " };\n" |
| "};\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| " C_A na;\n" |
| " C_A::Nested nested;\n" |
| " void f() {\n" |
| " C_A::Nested::nestedFunc();\n" |
| " int X = C_A::Nested::NestedX;\n" |
| " }\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace na {\n" |
| "class C_A {\n" |
| "public:\n" |
| " class Nested {\n" |
| " public:\n" |
| " static int NestedX;\n" |
| " static void nestedFunc() {}\n" |
| " };\n" |
| "};\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class C_X {\n" |
| " na::C_A na;\n" |
| " na::C_A::Nested nested;\n" |
| " void f() {\n" |
| " na::C_A::Nested::nestedFunc();\n" |
| " int X = na::C_A::Nested::NestedX;\n" |
| " }\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, FixFunctionNameSpecifiers) { |
| std::string Code = |
| "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " static void f() {}\n" |
| " static void g();\n" |
| "};\n" |
| "void A::g() {}" |
| "void a_f() {}\n" |
| "static void static_f() {}\n" |
| "namespace nb {\n" |
| "void f() { a_f(); static_f(); A::f(); }\n" |
| "void g() { f(); A::g(); }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " static void f() {}\n" |
| " static void g();\n" |
| "};\n" |
| "void A::g() {}" |
| "void a_f() {}\n" |
| "static void static_f() {}\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { na::a_f(); na::static_f(); na::A::f(); }\n" |
| "void g() { f(); na::A::g(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, FixOverloadedOperatorFunctionNameSpecifiers) { |
| std::string Code = |
| "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " int x;\n" |
| " bool operator==(const A &RHS) const { return x == RHS.x; }\n" |
| "};\n" |
| "bool operator<(const A &LHS, const A &RHS) { return LHS.x == RHS.x; }\n" |
| "namespace nb {\n" |
| "bool f() {\n" |
| " A x, y;\n" |
| " auto f = operator<;\n" |
| " return (x == y) && (x < y) && (operator<(x, y));\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " int x;\n" |
| " bool operator==(const A &RHS) const { return x == RHS.x; }\n" |
| "};\n" |
| "bool operator<(const A &LHS, const A &RHS) { return LHS.x == RHS.x; }\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "bool f() {\n" |
| " na::A x, y;\n" |
| " auto f = na::operator<;\n" |
| // FIXME: function calls to overloaded operators are not fixed now even if |
| // they are referenced by qualified names. |
| " return (x == y) && (x < y) && (operator<(x,y));\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, FixNonCallingFunctionReferences) { |
| std::string Code = "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " static void f() {}\n" |
| "};\n" |
| "void a_f() {}\n" |
| "static void s_f() {}\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " auto *ref1 = A::f;\n" |
| " auto *ref2 = a_f;\n" |
| " auto *ref3 = s_f;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| " static void f() {}\n" |
| "};\n" |
| "void a_f() {}\n" |
| "static void s_f() {}\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " auto *ref1 = na::A::f;\n" |
| " auto *ref2 = na::a_f;\n" |
| " auto *ref3 = na::s_f;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveAndFixGlobalVariables) { |
| std::string Code = "namespace na {\n" |
| "int GlobA;\n" |
| "static int GlobAStatic = 0;\n" |
| "namespace nc { int GlobC; }\n" |
| "namespace nb {\n" |
| "int GlobB;\n" |
| "void f() {\n" |
| " int a = GlobA;\n" |
| " int b = GlobAStatic;\n" |
| " int c = nc::GlobC;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "int GlobA;\n" |
| "static int GlobAStatic = 0;\n" |
| "namespace nc { int GlobC; }\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "int GlobB;\n" |
| "void f() {\n" |
| " int a = na::GlobA;\n" |
| " int b = na::GlobAStatic;\n" |
| " int c = na::nc::GlobC;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DoNotFixStaticVariableOfClass) { |
| std::string Code = "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| "static int A1;\n" |
| "static int A2;\n" |
| "};\n" |
| "int A::A1 = 0;\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " int a = A::A1; int b = A::A2;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "class A {\n" |
| "public:\n" |
| "static int A1;\n" |
| "static int A2;\n" |
| "};\n" |
| "int A::A1 = 0;\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " int a = na::A::A1; int b = na::A::A2;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NoMisplaceAtEOF) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "class A;\n" |
| "class B {};\n" |
| "}" |
| "}"; |
| std::string Expected = "namespace na {\n" |
| "namespace nb {\n" |
| "class A;\n" |
| "}\n" |
| "}\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "\n" |
| "class B {};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, CommentsBeforeMovedClass) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "\n\n" |
| "// Wild comments.\n" |
| "\n" |
| "// Comments.\n" |
| "// More comments.\n" |
| "class B {\n" |
| " // Private comments.\n" |
| " int a;\n" |
| "};\n" |
| "}\n" |
| "}"; |
| std::string Expected = "\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "\n\n" |
| "// Wild comments.\n" |
| "\n" |
| "// Comments.\n" |
| "// More comments.\n" |
| "class B {\n" |
| " // Private comments.\n" |
| " int a;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclInGlobal) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "void GFunc() {}\n" |
| "}\n" |
| "using glob::Glob;\n" |
| "using glob::GFunc;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { Glob g; GFunc(); }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "void GFunc() {}\n" |
| "}\n" |
| "using glob::Glob;\n" |
| "using glob::GFunc;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { Glob g; GFunc(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclsInAnonymousNamespaces) { |
| std::string Code = "namespace util {\n" |
| "class Util {};\n" |
| "void func() {}\n" |
| "}\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "namespace {\n" |
| "using ::util::Util;\n" |
| "using ::util::func;\n" |
| "void f() { Util u; func(); }\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace util {\n" |
| "class Util {};\n" |
| "void func() {}\n" |
| "} // namespace util\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "namespace {\n" |
| "using ::util::Util;\n" |
| "using ::util::func;\n" |
| "void f() { Util u; func(); }\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingNamespaceInGlobal) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "using namespace glob;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "using namespace glob;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { Glob g; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NamespaceAliasInGlobal) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace glob2 { class Glob2 {}; }\n" |
| "namespace gl = glob;\n" |
| "namespace gl2 = glob2;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { gl::Glob g; gl2::Glob2 g2; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = |
| "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace glob2 { class Glob2 {}; }\n" |
| "namespace gl = glob;\n" |
| "namespace gl2 = glob2;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { gl::Glob g; gl2::Glob2 g2; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NamespaceAliasInNamespace) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "namespace gl = glob;\n" |
| "void f() { gl::Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "namespace gl = glob;\n" |
| "void f() { gl::Glob g; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NamespaceAliasInAncestorNamespace) { |
| NewNamespace = "na::nx"; |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace other { namespace gl = glob; }\n" |
| "namespace na {\n" |
| "namespace ga = glob;\n" |
| "namespace nb {\n" |
| "void f() { ga::Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace other { namespace gl = glob; }\n" |
| "namespace na {\n" |
| "namespace ga = glob;\n" |
| "\n" |
| "namespace nx {\n" |
| "void f() { ga::Glob g; }\n" |
| "} // namespace nx\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NamespaceAliasInOtherNamespace) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace other { namespace gl = glob; }\n" |
| "namespace na {\n" |
| "namespace ga = glob;\n" |
| "namespace nb {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace other { namespace gl = glob; }\n" |
| "namespace na {\n" |
| "namespace ga = glob;\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingDeclAfterReference) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "using glob::Glob;\n" |
| "using namespace glob;\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n" |
| "using glob::Glob;\n" |
| "using namespace glob;\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingNamespaceAfterReference) { |
| NewNamespace = "na::nc"; |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace nb\n" |
| "using namespace glob;\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace na {\n" |
| "\n" |
| "namespace nc {\n" |
| "void f() { glob::Glob g; }\n" |
| "} // namespace nc\n" |
| "using namespace glob;\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingNamespaceAndUsingShadowInGlobal) { |
| std::string Code = "namespace glob1 {\n" |
| "namespace glob2 {\n" |
| "class Glob {};\n" |
| "}\n" |
| "}\n" |
| "using glob1::glob2::Glob;\n" |
| "using namespace glob1;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { Glob g; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob1 {\n" |
| "namespace glob2 {\n" |
| "class Glob {};\n" |
| "}\n" |
| "}\n" |
| "using glob1::glob2::Glob;\n" |
| "using namespace glob1;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { Glob g; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingAliasInGlobal) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "using GLB = glob::Glob;\n" |
| "using BLG = glob::Glob;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { GLB g; BLG blg; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "using GLB = glob::Glob;\n" |
| "using BLG = glob::Glob;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { GLB g; BLG blg; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclAndMovedNamespace) { |
| std::string Code = "namespace na { class C_A {};\n }\n" |
| "using na::C_A;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A a;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na { class C_A {};\n }\n" |
| "using na::C_A;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A a;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingNamespaceDeclAndMovedNamespace) { |
| std::string Code = "namespace na { class C_A {};\n }\n" |
| "using namespace na;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A ca;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na { class C_A {};\n }\n" |
| "using namespace na;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A ca;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclInFunction) { |
| std::string Code = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " using glob::Glob;\n" |
| " Glob g;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace glob {\n" |
| "class Glob {};\n" |
| "}\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " using ::glob::Glob;\n" |
| " Glob g;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclInClass) { |
| std::string Code = "namespace na { class C_A {}; }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " using ::na::C_A;\n" |
| " C_A ca;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na { class C_A {}; }\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " using ::na::C_A;\n" |
| " C_A ca;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingDeclInMovedNamespace) { |
| std::string Code = "namespace nx { void f(); }\n" |
| "namespace na {\n" |
| "using nx::f;\n" |
| "namespace nb {\n" |
| "void d() { f(); }\n" |
| "} // nb\n" |
| "} // na\n"; |
| |
| std::string Expected = "namespace nx { void f(); }\n" |
| "namespace na {\n" |
| "using nx::f;\n" |
| "\n" |
| "} // na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void d() { nx::f(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingDeclInMovedNamespaceNotNested) { |
| OldNamespace = "na"; |
| std::string Code = "namespace nx { void f(); }\n" |
| "namespace na {\n" |
| "using ::nx::f;\n" |
| "void d() { f(); }\n" |
| "} // na\n"; |
| |
| std::string Expected = "namespace nx { void f(); }\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "using ::nx::f;\n" |
| "void d() { f(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingDeclInMovedNamespaceMultiNested) { |
| OldNamespace = "a::b::c::d"; |
| NewNamespace = "a::b::x::y"; |
| std::string Code = "namespace nx { void f(); void g(); }\n" |
| "namespace a {\n" |
| "namespace b {\n" |
| "using ::nx::f;\n" |
| "namespace c {\n" |
| "using ::nx::g;\n" |
| "namespace d {\n" |
| "void d() { f(); g(); }\n" |
| "} // d\n" |
| "} // c\n" |
| "} // b\n" |
| "} // a\n"; |
| |
| std::string Expected = "namespace nx { void f(); void g(); }\n" |
| "namespace a {\n" |
| "namespace b {\n" |
| "using ::nx::f;\n" |
| "namespace c {\n" |
| "using ::nx::g;\n" |
| "\n" |
| "} // c\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void d() { f(); nx::g(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n" |
| "} // b\n" |
| "} // a\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclInTheParentOfOldNamespace) { |
| OldNamespace = "nb::nc"; |
| NewNamespace = "nb::nd"; |
| std::string Code = "namespace na { class A {}; }\n" |
| "namespace nb {\n" |
| "using na::A;\n" |
| "namespace nc {\n" |
| "void d() { A a; }\n" |
| "} // nc\n" |
| "} // nb\n"; |
| |
| std::string Expected = "namespace na { class A {}; }\n" |
| "namespace nb {\n" |
| "using na::A;\n" |
| "\n" |
| "namespace nd {\n" |
| "void d() { A a; }\n" |
| "} // namespace nd\n" |
| "} // nb\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclInOldNamespace) { |
| OldNamespace = "nb"; |
| NewNamespace = "nc"; |
| std::string Code = "namespace na { class A {}; }\n" |
| "namespace nb {\n" |
| "using na::A;\n" |
| "void d() { A a; }\n" |
| "struct X { A a; };\n" |
| "} // nb\n"; |
| |
| std::string Expected = "namespace na { class A {}; }\n" |
| "\n" |
| "namespace nc {\n" |
| "using ::na::A;\n" |
| "void d() { A a; }\n" |
| "struct X { A a; };\n" |
| "} // namespace nc\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclOfTemplateClass) { |
| OldNamespace = "nb"; |
| NewNamespace = "nc"; |
| std::string Code = "namespace na {\n" |
| "template <typename T>\n" |
| "class A { T t; };\n" |
| "} // namespace na\n" |
| "namespace nb {\n" |
| "using na::A;\n" |
| "void d() { A<int> a; }\n" |
| "} // nb\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "template <typename T>\n" |
| "class A { T t; };\n" |
| "} // namespace na\n" |
| "\n" |
| "namespace nc {\n" |
| "using ::na::A;\n" |
| "void d() { A<int> a; }\n" |
| "} // namespace nc\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingShadowDeclOfTemplateFunction) { |
| OldNamespace = "nb"; |
| NewNamespace = "nc"; |
| std::string Code = "namespace na {\n" |
| "template <typename T>\n" |
| "void f() { T t; };\n" |
| "} // namespace na\n" |
| "namespace nb {\n" |
| "using na::f;\n" |
| "void d() { f<int>(); }\n" |
| "} // nb\n"; |
| |
| std::string Expected = "namespace na {\n" |
| "template <typename T>\n" |
| "void f() { T t; };\n" |
| "} // namespace na\n" |
| "\n" |
| "namespace nc {\n" |
| "using ::na::f;\n" |
| "void d() { f<int>(); }\n" |
| "} // namespace nc\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingAliasDecl) { |
| std::string Code = |
| "namespace nx { namespace ny { class X {}; } }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "using Y = nx::ny::X;\n" |
| "void f() { Y y; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace nx { namespace ny { class X {}; } }\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "using Y = nx::ny::X;\n" |
| "void f() { Y y; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingAliasDeclInGlobal) { |
| std::string Code = |
| "namespace nx { namespace ny { class X {}; } }\n" |
| "using Y = nx::ny::X;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() { Y y; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace nx { namespace ny { class X {}; } }\n" |
| "using Y = nx::ny::X;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() { Y y; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| |
| TEST_F(ChangeNamespaceTest, TypedefAliasDecl) { |
| std::string Code = |
| "namespace nx { namespace ny { class X {}; } }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "typedef nx::ny::X Y;\n" |
| "void f() { Y y; }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = "namespace nx { namespace ny { class X {}; } }\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "typedef nx::ny::X Y;\n" |
| "void f() { Y y; }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DerivedClassWithConstructors) { |
| std::string Code = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X(i) {}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "\n\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X(i) {}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DerivedClassWithQualifiedConstructors) { |
| std::string Code = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X::X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X::X(i) {}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "\n\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X::X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X::X(i) {}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DerivedClassWithConstructorsAndTypeRefs) { |
| std::string Code = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X(i) { X x(1);}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = |
| "namespace nx { namespace ny { class X { public: X(int i) {} }; } }\n" |
| "\n\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A : public nx::ny::X {\n" |
| "public:\n" |
| " A() : X(0) {}\n" |
| " A(int i);\n" |
| "};\n" |
| "A::A(int i) : X(i) { nx::ny::X x(1);}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, MoveToGlobalNamespace) { |
| NewNamespace = ""; |
| std::string Code = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| "public:\n" |
| " C_A a;\n" |
| " nc::C_C c;\n" |
| "};\n" |
| "class C_Y {\n" |
| " C_X x;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "\n" |
| "} // namespace na\n" |
| "class C_X {\n" |
| "public:\n" |
| " na::C_A a;\n" |
| " na::nc::C_C c;\n" |
| "};\n" |
| "class C_Y {\n" |
| " C_X x;\n" |
| "};\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, KeepGlobalSpecifier) { |
| std::string Code = "class Glob {};\n" |
| "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "namespace nb {\n" |
| "class C_X {\n" |
| "public:\n" |
| " ::Glob glob_1;\n" |
| " Glob glob_2;\n" |
| " C_A a_1;\n" |
| " ::na::C_A a_2;\n" |
| " nc::C_C c;\n" |
| "};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "class Glob {};\n" |
| "namespace na {\n" |
| "class C_A {};\n" |
| "namespace nc {\n" |
| "class C_C {};" |
| "} // namespace nc\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class C_X {\n" |
| "public:\n" |
| " ::Glob glob_1;\n" |
| " Glob glob_2;\n" |
| " na::C_A a_1;\n" |
| " ::na::C_A a_2;\n" |
| " na::nc::C_C c;\n" |
| "};\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, UsingAliasInTemplate) { |
| NewNamespace = "na::nb::nc"; |
| std::string Code = "namespace some_ns {\n" |
| "template <typename T, typename S>\n" |
| "class G {};\n" |
| "} // namespace some_ns\n" |
| "namespace na {\n" |
| "template<typename P>\n" |
| "using GG = some_ns::G<int, P>;\n" |
| "} // namespace na\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " GG<float> g;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace some_ns {\n" |
| "template <typename T, typename S>\n" |
| "class G {};\n" |
| "} // namespace some_ns\n" |
| "namespace na {\n" |
| "template<typename P>\n" |
| "using GG = some_ns::G<int, P>;\n" |
| "} // namespace na\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "namespace nc {\n" |
| "void f() {\n" |
| " GG<float> g;\n" |
| "}\n" |
| "} // namespace nc\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, TemplateUsingAliasInBaseClass) { |
| NewNamespace = "na::nb::nc"; |
| std::string Code = "namespace some_ns {\n" |
| "template <typename T, typename S>\n" |
| "class G {};\n" |
| "} // namespace some_ns\n" |
| "namespace na {\n" |
| "class Base {\n" |
| "public:\n" |
| " template<typename P>\n" |
| " using GG = some_ns::G<int, P>;\n" |
| "\n" |
| " struct Nested {};\n" |
| "};\n" |
| "class Derived : public Base {};\n" |
| "} // namespace na\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " Derived::GG<float> g;\n" |
| " const Derived::GG<int> gg;\n" |
| " const Derived::GG<int>* gg_ptr;\n" |
| " struct Derived::Nested nested;\n" |
| " const struct Derived::Nested *nested_ptr;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace some_ns {\n" |
| "template <typename T, typename S>\n" |
| "class G {};\n" |
| "} // namespace some_ns\n" |
| "namespace na {\n" |
| "class Base {\n" |
| "public:\n" |
| " template<typename P>\n" |
| " using GG = some_ns::G<int, P>;\n" |
| "\n" |
| " struct Nested {};\n" |
| "};\n" |
| "class Derived : public Base {};\n" |
| "} // namespace na\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "namespace nc {\n" |
| "void f() {\n" |
| " Derived::GG<float> g;\n" |
| " const Derived::GG<int> gg;\n" |
| " const Derived::GG<int>* gg_ptr;\n" |
| " struct Derived::Nested nested;\n" |
| " const struct Derived::Nested *nested_ptr;\n" |
| "}\n" |
| "} // namespace nc\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, ExistingNamespaceConflictWithNewNamespace) { |
| OldNamespace = "nx"; |
| NewNamespace = "ny::na::nc"; |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "} // namespace na\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "} // namespace nb\n" |
| "namespace nx {\n" |
| "class X {\n" |
| " na::A a; nb::B b;\n" |
| "};\n" |
| "} // namespace nx\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "} // namespace na\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "} // namespace nb\n" |
| "\n" |
| "namespace ny {\n" |
| "namespace na {\n" |
| "namespace nc {\n" |
| "class X {\n" |
| " ::na::A a; nb::B b;\n" |
| "};\n" |
| "} // namespace nc\n" |
| "} // namespace na\n" |
| "} // namespace ny\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SymbolConflictWithNewNamespace) { |
| OldNamespace = "nx"; |
| NewNamespace = "ny::na::nc"; |
| std::string Code = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "}\n" |
| "namespace nx {\n" |
| "class X {\n" |
| " na::A a; na::nb::B b;\n" |
| " ny::Y y;" |
| "};\n" |
| "} // namespace nx\n"; |
| std::string Expected = "namespace na {\n" |
| "class A {};\n" |
| "namespace nb {\n" |
| "class B {};\n" |
| "} // namespace nb\n" |
| "} // namespace na\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "}\n" |
| "\n" |
| "namespace ny {\n" |
| "namespace na {\n" |
| "namespace nc {\n" |
| "class X {\n" |
| " ::na::A a; ::na::nb::B b;\n" |
| " Y y;\n" |
| "};\n" |
| "} // namespace nc\n" |
| "} // namespace na\n" |
| "} // namespace ny\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, ShortenNamespaceSpecifier) { |
| OldNamespace = "nx"; |
| NewNamespace = "ny::na"; |
| std::string Code = "class G {};\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "namespace na {\n" |
| "class A {};\n" |
| "namespace nc { class C {}; } // namespace nc\n" |
| "}\n // namespace na\n" |
| "}\n // namespace ny\n" |
| "namespace nx {\n" |
| "class X {\n" |
| " G g; ny::Y y; ny::na::A a; ny::na::nc::C c;\n" |
| "};\n" |
| "} // namespace nx\n"; |
| std::string Expected = "class G {};\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "namespace na {\n" |
| "class A {};\n" |
| "namespace nc { class C {}; } // namespace nc\n" |
| "}\n // namespace na\n" |
| "}\n // namespace ny\n" |
| "\n" |
| "namespace ny {\n" |
| "namespace na {\n" |
| "class X {\n" |
| " G g; Y y; A a; nc::C c;\n" |
| "};\n" |
| "} // namespace na\n" |
| "} // namespace ny\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, ShortenNamespaceSpecifierInAnonymousNamespace) { |
| OldNamespace = "nx"; |
| NewNamespace = "ny::na"; |
| std::string Code = "class G {};\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "namespace na {\n" |
| "class A {};\n" |
| "namespace nc { class C {}; } // namespace nc\n" |
| "}\n // namespace na\n" |
| "}\n // namespace ny\n" |
| "namespace nx {\n" |
| "namespace {\n" |
| "class X {\n" |
| " G g; ::ny::Y y; ::ny::na::A a; ::ny::na::nc::C c;\n" |
| "};\n" |
| "} // namespace\n" |
| "} // namespace nx\n"; |
| std::string Expected = "class G {};\n" |
| "namespace ny {\n" |
| "class Y {};\n" |
| "namespace na {\n" |
| "class A {};\n" |
| "namespace nc { class C {}; } // namespace nc\n" |
| "}\n // namespace na\n" |
| "}\n // namespace ny\n" |
| "\n" |
| "namespace ny {\n" |
| "namespace na {\n" |
| "namespace {\n" |
| "class X {\n" |
| " G g; Y y; A a; nc::C c;\n" |
| "};\n" |
| "} // namespace\n" |
| "} // namespace na\n" |
| "} // namespace ny\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, SimpleMoveEnum) { |
| std::string Code = "namespace na {\n" |
| "namespace nb {\n" |
| "enum class X { X1, X2 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "\n\nnamespace x {\n" |
| "namespace y {\n" |
| "enum class X { X1, X2 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, ReferencesToEnums) { |
| std::string Code = "enum Glob { G1, G2 };\n" |
| "namespace na {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " Glob g1 = Glob::G1;\n" |
| " Glob g2 = G2;\n" |
| " X x1 = X::X1;\n" |
| " Y y1 = Y::Y1;\n" |
| " Y y2 = Y2;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "enum Glob { G1, G2 };\n" |
| "namespace na {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " Glob g1 = Glob::G1;\n" |
| " Glob g2 = G2;\n" |
| " na::X x1 = na::X::X1;\n" |
| " na::Y y1 = na::Y::Y1;\n" |
| " na::Y y2 = na::Y2;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, NoRedundantEnumUpdate) { |
| std::string Code = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "} // namespace ns\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " ns::X x1 = ns::X::X1;\n" |
| " ns::Y y1 = ns::Y::Y1;\n" |
| " ns::Y y2 = ns::Y2;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2 };\n" |
| "} // namespace ns\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " ns::X x1 = ns::X::X1;\n" |
| " ns::Y y1 = ns::Y::Y1;\n" |
| " ns::Y y2 = ns::Y2;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| ; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, EnumsAndUsingShadows) { |
| std::string Code = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2, Y3 };\n" |
| "} // namespace ns\n" |
| "using ns::X;\n" |
| "using ns::Y;\n" |
| "using ns::Y::Y2;\n" |
| "using ns::Y::Y3;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " X x1 = X::X1;\n" |
| " Y y1 = Y::Y1;\n" |
| " Y y2 = Y2;\n" |
| " Y y3 = Y3;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2, Y3 };\n" |
| "} // namespace ns\n" |
| "using ns::X;\n" |
| "using ns::Y;\n" |
| "using ns::Y::Y2;\n" |
| "using ns::Y::Y3;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " X x1 = X::X1;\n" |
| " Y y1 = Y::Y1;\n" |
| " Y y2 = Y2;\n" |
| " Y y3 = Y3;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, EnumsAndAliases) { |
| std::string Code = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2, Y3 };\n" |
| "} // namespace ns\n" |
| "typedef ns::X TX;\n" |
| "typedef ns::Y TY;\n" |
| "using UX = ns::X;\n" |
| "using UY = ns::Y;\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " ns::X x1 = ns::X::X1;\n" |
| " TX tx1 = TX::X1;\n" |
| " UX ux1 = UX::X1;\n" |
| " ns::Y y1 = ns::Y::Y1;\n" |
| " TY ty1 = TY::Y1;\n" |
| " UY uy1 = UY::Y1;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace ns {\n" |
| "enum class X { X1 };\n" |
| "enum Y { Y1, Y2, Y3 };\n" |
| "} // namespace ns\n" |
| "typedef ns::X TX;\n" |
| "typedef ns::Y TY;\n" |
| "using UX = ns::X;\n" |
| "using UY = ns::Y;\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " ns::X x1 = ns::X::X1;\n" |
| " TX tx1 = TX::X1;\n" |
| " UX ux1 = UX::X1;\n" |
| " ns::Y y1 = ns::Y::Y1;\n" |
| " TY ty1 = TY::Y1;\n" |
| " UY uy1 = UY::Y1;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, EnumInClass) { |
| std::string Code = "namespace na {\n" |
| "struct X { enum E { E1 }; };\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " X::E e = X::E1;\n" |
| " X::E ee = X::E::E1;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "struct X { enum E { E1 }; };\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " na::X::E e = na::X::E1;\n" |
| " na::X::E ee = na::X::E::E1;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, TypeAsTemplateParameter) { |
| std::string Code = "namespace na {\n" |
| "struct X {};\n" |
| "namespace nb {\n" |
| "template <typename TT>\n" |
| "void TempTemp(const TT& t) {\n" |
| " TT tmp;\n" |
| "}\n" |
| "template <typename T>\n" |
| "void Temp(const T& t) {\n" |
| " T tmp = t;\n" |
| " TempTemp(tmp);\n" |
| " TempTemp(t);\n" |
| "}\n" |
| "void f() {\n" |
| " X x;\n" |
| " Temp(x);\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "struct X {};\n" |
| "\n" |
| "} // namespace na\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "template <typename TT>\n" |
| "void TempTemp(const TT& t) {\n" |
| " TT tmp;\n" |
| "}\n" |
| "template <typename T>\n" |
| "void Temp(const T& t) {\n" |
| " T tmp = t;\n" |
| " TempTemp(tmp);\n" |
| " TempTemp(t);\n" |
| "}\n" |
| "void f() {\n" |
| " na::X x;\n" |
| " Temp(x);\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, DefaultMoveConstructors) { |
| std::string Code = "namespace na {\n" |
| "class B {\n" |
| " public:\n" |
| " B() = default;\n" |
| " // Allow move only.\n" |
| " B(B&&) = default;\n" |
| " B& operator=(B&&) = default;\n" |
| " B(const B&) = delete;\n" |
| " B& operator=(const B&) = delete;\n" |
| " private:\n" |
| " int ref_;\n" |
| "};\n" |
| "} // namespace na\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "class A {\n" |
| "public:\n" |
| " A() = default;\n" |
| " A(A&&) = default;\n" |
| " A& operator=(A&&) = default;\n" |
| "private:\n" |
| " B b;\n" |
| " A(const A&) = delete;\n" |
| " A& operator=(const A&) = delete;\n" |
| "};\n" |
| "void f() { A a; a = A(); A aa = A(); }\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| std::string Expected = "namespace na {\n" |
| "class B {\n" |
| " public:\n" |
| " B() = default;\n" |
| " // Allow move only.\n" |
| " B(B&&) = default;\n" |
| " B& operator=(B&&) = default;\n" |
| " B(const B&) = delete;\n" |
| " B& operator=(const B&) = delete;\n" |
| " private:\n" |
| " int ref_;\n" |
| "};\n" |
| "} // namespace na\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "class A {\n" |
| "public:\n" |
| " A() = default;\n" |
| " A(A&&) = default;\n" |
| " A& operator=(A&&) = default;\n" |
| "private:\n" |
| " na::B b;\n" |
| " A(const A&) = delete;\n" |
| " A& operator=(const A&) = delete;\n" |
| "};\n" |
| "void f() { A a; a = A(); A aa = A(); }\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, InjectedClassNameInFriendDecl) { |
| OldNamespace = "d"; |
| NewNamespace = "e"; |
| std::string Code = "namespace a{\n" |
| "template <typename T>\n" |
| "class Base {\n" |
| " public:\n" |
| " void f() {\n" |
| " T t;\n" |
| " t.priv();\n" |
| " }\n" |
| "};\n" |
| "} // namespace a\n" |
| "namespace d {\n" |
| "class D : public a::Base<D> {\n" |
| " private:\n" |
| " friend class Base<D>;\n" |
| " void priv() {}\n" |
| " Base b;\n" |
| "};\n" |
| "\n" |
| "void f() {\n" |
| " D d;\n" |
| " a:: Base<D> b;\n" |
| " b.f();\n" |
| "}\n" |
| "} // namespace d\n"; |
| std::string Expected = "namespace a{\n" |
| "template <typename T>\n" |
| "class Base {\n" |
| " public:\n" |
| " void f() {\n" |
| " T t;\n" |
| " t.priv();\n" |
| " }\n" |
| "};\n" |
| "} // namespace a\n" |
| "\n" |
| "namespace e {\n" |
| "class D : public a::Base<D> {\n" |
| " private:\n" |
| " friend class Base<D>;\n" |
| " void priv() {}\n" |
| " a::Base b;\n" |
| "};\n" |
| "\n" |
| "void f() {\n" |
| " D d;\n" |
| " a::Base<D> b;\n" |
| " b.f();\n" |
| "}\n" |
| "} // namespace e\n"; |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| TEST_F(ChangeNamespaceTest, FullyQualifyConflictNamespace) { |
| std::string Code = |
| "namespace x { namespace util { class Some {}; } }\n" |
| "namespace x { namespace y {namespace base { class Base {}; } } }\n" |
| "namespace util { class Status {}; }\n" |
| "namespace base { class Base {}; }\n" |
| "namespace na {\n" |
| "namespace nb {\n" |
| "void f() {\n" |
| " util::Status s1; x::util::Some s2;\n" |
| " base::Base b1; x::y::base::Base b2;\n" |
| "}\n" |
| "} // namespace nb\n" |
| "} // namespace na\n"; |
| |
| std::string Expected = |
| "namespace x { namespace util { class Some {}; } }\n" |
| "namespace x { namespace y {namespace base { class Base {}; } } }\n" |
| "namespace util { class Status {}; }\n" |
| "namespace base { class Base {}; }\n" |
| "\n" |
| "namespace x {\n" |
| "namespace y {\n" |
| "void f() {\n" |
| " ::util::Status s1; util::Some s2;\n" |
| " ::base::Base b1; base::Base b2;\n" |
| "}\n" |
| "} // namespace y\n" |
| "} // namespace x\n"; |
| |
| EXPECT_EQ(format(Expected), runChangeNamespaceOnCode(Code)); |
| } |
| |
| } // anonymous namespace |
| } // namespace change_namespace |
| } // namespace clang |
