| //===- unittest/AST/SourceLocationTest.cpp - AST source loc unit tests ----===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains tests for SourceLocation and SourceRange fields |
| // in AST nodes. |
| // |
| // FIXME: In the long-term, when we test more than source locations, we may |
| // want to have a unit test file for an AST node (or group of related nodes), |
| // rather than a unit test file for source locations for all AST nodes. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/AST/ASTContext.h" |
| #include "MatchVerifier.h" |
| #include "clang/ASTMatchers/ASTMatchFinder.h" |
| #include "clang/ASTMatchers/ASTMatchers.h" |
| #include "clang/Tooling/Tooling.h" |
| #include "gtest/gtest.h" |
| |
| namespace clang { |
| namespace ast_matchers { |
| |
| // FIXME: Pull the *Verifier tests into their own test file. |
| |
| TEST(MatchVerifier, ParseError) { |
| LocationVerifier<VarDecl> Verifier; |
| Verifier.expectLocation(1, 1); |
| EXPECT_FALSE(Verifier.match("int i", varDecl())); |
| } |
| |
| TEST(MatchVerifier, NoMatch) { |
| LocationVerifier<VarDecl> Verifier; |
| Verifier.expectLocation(1, 1); |
| EXPECT_FALSE(Verifier.match("int i;", recordDecl())); |
| } |
| |
| TEST(MatchVerifier, WrongType) { |
| LocationVerifier<RecordDecl> Verifier; |
| Verifier.expectLocation(1, 1); |
| EXPECT_FALSE(Verifier.match("int i;", varDecl())); |
| } |
| |
| TEST(LocationVerifier, WrongLocation) { |
| LocationVerifier<VarDecl> Verifier; |
| Verifier.expectLocation(1, 1); |
| EXPECT_FALSE(Verifier.match("int i;", varDecl())); |
| } |
| |
| TEST(RangeVerifier, WrongRange) { |
| RangeVerifier<VarDecl> Verifier; |
| Verifier.expectRange(1, 1, 1, 1); |
| EXPECT_FALSE(Verifier.match("int i;", varDecl())); |
| } |
| |
| class LabelDeclRangeVerifier : public RangeVerifier<LabelStmt> { |
| protected: |
| SourceRange getRange(const LabelStmt &Node) override { |
| return Node.getDecl()->getSourceRange(); |
| } |
| }; |
| |
| TEST(LabelDecl, Range) { |
| LabelDeclRangeVerifier Verifier; |
| Verifier.expectRange(1, 12, 1, 12); |
| EXPECT_TRUE(Verifier.match("void f() { l: return; }", labelStmt())); |
| } |
| |
| TEST(LabelStmt, Range) { |
| RangeVerifier<LabelStmt> Verifier; |
| Verifier.expectRange(1, 12, 1, 15); |
| EXPECT_TRUE(Verifier.match("void f() { l: return; }", labelStmt())); |
| } |
| |
| TEST(ParmVarDecl, KNRLocation) { |
| LocationVerifier<ParmVarDecl> Verifier; |
| Verifier.expectLocation(1, 8); |
| EXPECT_TRUE(Verifier.match("void f(i) {}", varDecl(), Lang_C)); |
| } |
| |
| TEST(ParmVarDecl, KNRRange) { |
| RangeVerifier<ParmVarDecl> Verifier; |
| Verifier.expectRange(1, 8, 1, 8); |
| EXPECT_TRUE(Verifier.match("void f(i) {}", varDecl(), Lang_C)); |
| } |
| |
| TEST(CXXNewExpr, ArrayRange) { |
| RangeVerifier<CXXNewExpr> Verifier; |
| Verifier.expectRange(1, 12, 1, 22); |
| EXPECT_TRUE(Verifier.match("void f() { new int[10]; }", cxxNewExpr())); |
| } |
| |
| TEST(CXXNewExpr, ParenRange) { |
| RangeVerifier<CXXNewExpr> Verifier; |
| Verifier.expectRange(1, 12, 1, 20); |
| EXPECT_TRUE(Verifier.match("void f() { new int(); }", cxxNewExpr())); |
| } |
| |
| TEST(MemberExpr, ImplicitMemberRange) { |
| RangeVerifier<MemberExpr> Verifier; |
| Verifier.expectRange(2, 30, 2, 30); |
| EXPECT_TRUE(Verifier.match("struct S { operator int() const; };\n" |
| "int foo(const S& s) { return s; }", |
| memberExpr())); |
| } |
| |
| class MemberExprArrowLocVerifier : public RangeVerifier<MemberExpr> { |
| protected: |
| SourceRange getRange(const MemberExpr &Node) override { |
| return Node.getOperatorLoc(); |
| } |
| }; |
| |
| TEST(MemberExpr, ArrowRange) { |
| MemberExprArrowLocVerifier Verifier; |
| Verifier.expectRange(2, 19, 2, 19); |
| EXPECT_TRUE(Verifier.match("struct S { int x; };\n" |
| "void foo(S *s) { s->x = 0; }", |
| memberExpr())); |
| } |
| |
| TEST(MemberExpr, MacroArrowRange) { |
| MemberExprArrowLocVerifier Verifier; |
| Verifier.expectRange(1, 24, 1, 24); |
| EXPECT_TRUE(Verifier.match("#define MEMBER(a, b) (a->b)\n" |
| "struct S { int x; };\n" |
| "void foo(S *s) { MEMBER(s, x) = 0; }", |
| memberExpr())); |
| } |
| |
| TEST(MemberExpr, ImplicitArrowRange) { |
| MemberExprArrowLocVerifier Verifier; |
| Verifier.expectRange(0, 0, 0, 0); |
| EXPECT_TRUE(Verifier.match("struct S { int x; void Test(); };\n" |
| "void S::Test() { x = 1; }", |
| memberExpr())); |
| } |
| |
| TEST(VarDecl, VMTypeFixedVarDeclRange) { |
| RangeVerifier<VarDecl> Verifier; |
| Verifier.expectRange(1, 1, 1, 23); |
| EXPECT_TRUE(Verifier.match("int a[(int)(void*)1234];", |
| varDecl(), Lang_C89)); |
| } |
| |
| TEST(TypeLoc, IntRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 1); |
| EXPECT_TRUE(Verifier.match("int a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 1); |
| EXPECT_TRUE(Verifier.match("long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongDoubleRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 6); |
| EXPECT_TRUE(Verifier.match("long double a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, DoubleLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 8); |
| EXPECT_TRUE(Verifier.match("double long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongIntRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 6); |
| EXPECT_TRUE(Verifier.match("long int a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, IntLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 5); |
| EXPECT_TRUE(Verifier.match("int long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, UnsignedIntRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 10); |
| EXPECT_TRUE(Verifier.match("unsigned int a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, IntUnsignedRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 5); |
| EXPECT_TRUE(Verifier.match("int unsigned a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 6); |
| EXPECT_TRUE(Verifier.match("long long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, UnsignedLongLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 15); |
| EXPECT_TRUE(Verifier.match("unsigned long long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongUnsignedLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 15); |
| EXPECT_TRUE(Verifier.match("long unsigned long a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongLongUnsignedRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 11); |
| EXPECT_TRUE(Verifier.match("long long unsigned a;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, ConstLongLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 7, 1, 12); |
| EXPECT_TRUE(Verifier.match("const long long a = 0;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongConstLongRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 12); |
| EXPECT_TRUE(Verifier.match("long const long a = 0;", typeLoc())); |
| } |
| |
| TEST(TypeLoc, LongLongConstRange) { |
| RangeVerifier<TypeLoc> Verifier; |
| Verifier.expectRange(1, 1, 1, 6); |
| EXPECT_TRUE(Verifier.match("long long const a = 0;", typeLoc())); |
| } |
| |
| TEST(CXXConstructorDecl, NoRetFunTypeLocRange) { |
| RangeVerifier<CXXConstructorDecl> Verifier; |
| Verifier.expectRange(1, 11, 1, 13); |
| EXPECT_TRUE(Verifier.match("class C { C(); };", functionDecl())); |
| } |
| |
| TEST(CXXConstructorDecl, DefaultedCtorLocRange) { |
| RangeVerifier<CXXConstructorDecl> Verifier; |
| Verifier.expectRange(1, 11, 1, 23); |
| EXPECT_TRUE(Verifier.match("class C { C() = default; };", functionDecl())); |
| } |
| |
| TEST(CXXConstructorDecl, DeletedCtorLocRange) { |
| RangeVerifier<CXXConstructorDecl> Verifier; |
| Verifier.expectRange(1, 11, 1, 22); |
| EXPECT_TRUE(Verifier.match("class C { C() = delete; };", functionDecl())); |
| } |
| |
| TEST(CompoundLiteralExpr, CompoundVectorLiteralRange) { |
| RangeVerifier<CompoundLiteralExpr> Verifier; |
| Verifier.expectRange(2, 11, 2, 22); |
| EXPECT_TRUE(Verifier.match( |
| "typedef int int2 __attribute__((ext_vector_type(2)));\n" |
| "int2 i2 = (int2){1, 2};", compoundLiteralExpr())); |
| } |
| |
| TEST(CompoundLiteralExpr, ParensCompoundVectorLiteralRange) { |
| RangeVerifier<CompoundLiteralExpr> Verifier; |
| Verifier.expectRange(2, 20, 2, 31); |
| EXPECT_TRUE(Verifier.match( |
| "typedef int int2 __attribute__((ext_vector_type(2)));\n" |
| "constant int2 i2 = (int2)(1, 2);", |
| compoundLiteralExpr(), Lang_OpenCL)); |
| } |
| |
| TEST(InitListExpr, VectorLiteralListBraceRange) { |
| RangeVerifier<InitListExpr> Verifier; |
| Verifier.expectRange(2, 17, 2, 22); |
| EXPECT_TRUE(Verifier.match( |
| "typedef int int2 __attribute__((ext_vector_type(2)));\n" |
| "int2 i2 = (int2){1, 2};", initListExpr())); |
| } |
| |
| TEST(InitListExpr, VectorLiteralInitListParens) { |
| RangeVerifier<InitListExpr> Verifier; |
| Verifier.expectRange(2, 26, 2, 31); |
| EXPECT_TRUE(Verifier.match( |
| "typedef int int2 __attribute__((ext_vector_type(2)));\n" |
| "constant int2 i2 = (int2)(1, 2);", initListExpr(), Lang_OpenCL)); |
| } |
| |
| class TemplateAngleBracketLocRangeVerifier : public RangeVerifier<TypeLoc> { |
| protected: |
| SourceRange getRange(const TypeLoc &Node) override { |
| TemplateSpecializationTypeLoc T = |
| Node.getUnqualifiedLoc().castAs<TemplateSpecializationTypeLoc>(); |
| assert(!T.isNull()); |
| return SourceRange(T.getLAngleLoc(), T.getRAngleLoc()); |
| } |
| }; |
| |
| TEST(TemplateSpecializationTypeLoc, AngleBracketLocations) { |
| TemplateAngleBracketLocRangeVerifier Verifier; |
| Verifier.expectRange(2, 8, 2, 10); |
| EXPECT_TRUE(Verifier.match( |
| "template<typename T> struct A {}; struct B{}; void f(\n" |
| "const A<B>&);", |
| loc(templateSpecializationType()))); |
| } |
| |
| TEST(CXXNewExpr, TypeParenRange) { |
| RangeVerifier<CXXNewExpr> Verifier; |
| Verifier.expectRange(1, 10, 1, 18); |
| EXPECT_TRUE(Verifier.match("int* a = new (int);", cxxNewExpr())); |
| } |
| |
| class UnaryTransformTypeLocParensRangeVerifier : public RangeVerifier<TypeLoc> { |
| protected: |
| SourceRange getRange(const TypeLoc &Node) override { |
| UnaryTransformTypeLoc T = |
| Node.getUnqualifiedLoc().castAs<UnaryTransformTypeLoc>(); |
| assert(!T.isNull()); |
| return SourceRange(T.getLParenLoc(), T.getRParenLoc()); |
| } |
| }; |
| |
| TEST(UnaryTransformTypeLoc, ParensRange) { |
| UnaryTransformTypeLocParensRangeVerifier Verifier; |
| Verifier.expectRange(3, 26, 3, 28); |
| EXPECT_TRUE(Verifier.match( |
| "template <typename T>\n" |
| "struct S {\n" |
| "typedef __underlying_type(T) type;\n" |
| "};", |
| loc(unaryTransformType()))); |
| } |
| |
| TEST(CXXFunctionalCastExpr, SourceRange) { |
| RangeVerifier<CXXFunctionalCastExpr> Verifier; |
| Verifier.expectRange(2, 10, 2, 14); |
| EXPECT_TRUE(Verifier.match( |
| "int foo() {\n" |
| " return int{};\n" |
| "}", |
| cxxFunctionalCastExpr(), Lang_CXX11)); |
| } |
| |
| TEST(CXXConstructExpr, SourceRange) { |
| RangeVerifier<CXXConstructExpr> Verifier; |
| Verifier.expectRange(3, 14, 3, 19); |
| EXPECT_TRUE(Verifier.match( |
| "struct A { A(int, int); };\n" |
| "void f(A a);\n" |
| "void g() { f({0, 0}); }", |
| cxxConstructExpr(), Lang_CXX11)); |
| } |
| |
| TEST(CXXTemporaryObjectExpr, SourceRange) { |
| RangeVerifier<CXXTemporaryObjectExpr> Verifier; |
| Verifier.expectRange(2, 6, 2, 12); |
| EXPECT_TRUE(Verifier.match( |
| "struct A { A(int, int); };\n" |
| "A a( A{0, 0} );", |
| cxxTemporaryObjectExpr(), Lang_CXX11)); |
| } |
| |
| TEST(CXXUnresolvedConstructExpr, SourceRange) { |
| RangeVerifier<CXXUnresolvedConstructExpr> Verifier; |
| Verifier.expectRange(3, 10, 3, 12); |
| std::vector<std::string> Args; |
| Args.push_back("-fno-delayed-template-parsing"); |
| EXPECT_TRUE(Verifier.match( |
| "template <typename U>\n" |
| "U foo() {\n" |
| " return U{};\n" |
| "}", |
| cxxUnresolvedConstructExpr(), Args, Lang_CXX11)); |
| } |
| |
| TEST(UsingDecl, SourceRange) { |
| RangeVerifier<UsingDecl> Verifier; |
| Verifier.expectRange(2, 22, 2, 25); |
| EXPECT_TRUE(Verifier.match( |
| "class B { protected: int i; };\n" |
| "class D : public B { B::i; };", |
| usingDecl())); |
| } |
| |
| TEST(UnresolvedUsingValueDecl, SourceRange) { |
| RangeVerifier<UnresolvedUsingValueDecl> Verifier; |
| Verifier.expectRange(3, 3, 3, 6); |
| EXPECT_TRUE(Verifier.match( |
| "template <typename B>\n" |
| "class D : public B {\n" |
| " B::i;\n" |
| "};", |
| unresolvedUsingValueDecl())); |
| } |
| |
| TEST(FriendDecl, FriendNonMemberFunctionLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(2, 13); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend void f();\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendNonMemberFunctionRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 15); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend void f();\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendNonMemberFunctionDefinitionLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(2, 12); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend int f() { return 0; }\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendNonMemberFunctionDefinitionRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 28); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend int f() { return 0; }\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendElaboratedTypeLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(2, 8); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend class B;\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendElaboratedTypeRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 14); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "friend class B;\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendSimpleTypeLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(3, 8); |
| EXPECT_TRUE(Verifier.match("class B;\n" |
| "struct A {\n" |
| "friend B;\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendSimpleTypeRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(3, 1, 3, 8); |
| EXPECT_TRUE(Verifier.match("class B;\n" |
| "struct A {\n" |
| "friend B;\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendTemplateParameterLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(3, 8); |
| EXPECT_TRUE(Verifier.match("template <typename T>\n" |
| "struct A {\n" |
| "friend T;\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendTemplateParameterRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(3, 1, 3, 8); |
| EXPECT_TRUE(Verifier.match("template <typename T>\n" |
| "struct A {\n" |
| "friend T;\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendDecltypeLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(4, 8); |
| EXPECT_TRUE(Verifier.match("struct A;\n" |
| "A foo();\n" |
| "struct A {\n" |
| "friend decltype(foo());\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendDecltypeRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(4, 1, 4, 8); |
| EXPECT_TRUE(Verifier.match("struct A;\n" |
| "A foo();\n" |
| "struct A {\n" |
| "friend decltype(foo());\n" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, FriendConstructorDestructorLocation) { |
| const std::string Code = "struct B {\n" |
| "B();\n" |
| "~B();\n" |
| "};\n" |
| "struct A {\n" |
| "friend B::B(), B::~B();\n" |
| "};\n"; |
| LocationVerifier<FriendDecl> ConstructorVerifier; |
| ConstructorVerifier.expectLocation(6, 11); |
| EXPECT_TRUE(ConstructorVerifier.match( |
| Code, friendDecl(has(cxxConstructorDecl(ofClass(hasName("B"))))))); |
| LocationVerifier<FriendDecl> DestructorVerifier; |
| DestructorVerifier.expectLocation(6, 19); |
| EXPECT_TRUE(DestructorVerifier.match( |
| Code, friendDecl(has(cxxDestructorDecl(ofClass(hasName("B"))))))); |
| } |
| |
| TEST(FriendDecl, FriendConstructorDestructorRange) { |
| const std::string Code = "struct B {\n" |
| "B();\n" |
| "~B();\n" |
| "};\n" |
| "struct A {\n" |
| "friend B::B(), B::~B();\n" |
| "};\n"; |
| RangeVerifier<FriendDecl> ConstructorVerifier; |
| ConstructorVerifier.expectRange(6, 1, 6, 13); |
| EXPECT_TRUE(ConstructorVerifier.match( |
| Code, friendDecl(has(cxxConstructorDecl(ofClass(hasName("B"))))))); |
| RangeVerifier<FriendDecl> DestructorVerifier; |
| DestructorVerifier.expectRange(6, 1, 6, 22); |
| EXPECT_TRUE(DestructorVerifier.match( |
| Code, friendDecl(has(cxxDestructorDecl(ofClass(hasName("B"))))))); |
| } |
| |
| TEST(FriendDecl, FriendTemplateFunctionLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(3, 13); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "template <typename T>\n" |
| "friend void f();\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendTemplateFunctionRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 3, 15); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "template <typename T>\n" |
| "friend void f();\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendTemplateClassLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(3, 14); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "template <typename T>\n" |
| "friend class B;\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendTemplateClassRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 3, 14); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "template <typename T>\n" |
| "friend class B;\n" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendInlineFunctionLocation) { |
| LocationVerifier<FriendDecl> Verifier; |
| Verifier.expectLocation(2, 19); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "int inline friend f() { return 0; }" |
| "};\n", |
| friendDecl())); |
| } |
| |
| TEST(FriendDecl, FriendInlineFunctionRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 35); |
| EXPECT_TRUE(Verifier.match("struct A {\n" |
| "int inline friend f() { return 0; }" |
| "};\n", |
| friendDecl(), Lang_CXX11)); |
| } |
| |
| TEST(FriendDecl, InstantiationSourceRange) { |
| RangeVerifier<FriendDecl> Verifier; |
| Verifier.expectRange(4, 3, 4, 35); |
| EXPECT_TRUE(Verifier.match( |
| "template <typename T> class S;\n" |
| "template<class T> void operator+(S<T> x);\n" |
| "template<class T> struct S {\n" |
| " friend void operator+<>(S<T> src);\n" |
| "};\n" |
| "void test(S<double> s) { +s; }", |
| friendDecl(hasParent(cxxRecordDecl(isTemplateInstantiation()))))); |
| } |
| |
| TEST(ObjCMessageExpr, CXXConstructExprRange) { |
| RangeVerifier<CXXConstructExpr> Verifier; |
| Verifier.expectRange(5, 25, 5, 27); |
| EXPECT_TRUE(Verifier.match( |
| "struct A { int a; };\n" |
| "@interface B {}\n" |
| "+ (void) f1: (A)arg;\n" |
| "@end\n" |
| "void f2() { A a; [B f1: (a)]; }\n", |
| cxxConstructExpr(), Lang_OBJCXX)); |
| } |
| |
| TEST(FunctionDecl, FunctionDeclWithThrowSpecification) { |
| RangeVerifier<FunctionDecl> Verifier; |
| Verifier.expectRange(1, 1, 1, 16); |
| EXPECT_TRUE(Verifier.match( |
| "void f() throw();\n", |
| functionDecl())); |
| } |
| |
| TEST(FunctionDecl, FunctionDeclWithNoExceptSpecification) { |
| RangeVerifier<FunctionDecl> Verifier; |
| Verifier.expectRange(1, 1, 1, 24); |
| EXPECT_TRUE(Verifier.match( |
| "void f() noexcept(false);\n", |
| functionDecl(), |
| Language::Lang_CXX11)); |
| } |
| |
| TEST(CXXMethodDecl, CXXMethodDeclWithThrowSpecification) { |
| RangeVerifier<FunctionDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 16); |
| EXPECT_TRUE(Verifier.match( |
| "class A {\n" |
| "void f() throw();\n" |
| "};\n", |
| functionDecl())); |
| } |
| |
| TEST(CXXMethodDecl, CXXMethodDeclWithNoExceptSpecification) { |
| RangeVerifier<FunctionDecl> Verifier; |
| Verifier.expectRange(2, 1, 2, 24); |
| EXPECT_TRUE(Verifier.match( |
| "class A {\n" |
| "void f() noexcept(false);\n" |
| "};\n", |
| functionDecl(), |
| Language::Lang_CXX11)); |
| } |
| |
| class ExceptionSpecRangeVerifier : public RangeVerifier<TypeLoc> { |
| protected: |
| SourceRange getRange(const TypeLoc &Node) override { |
| auto T = |
| Node.getUnqualifiedLoc().castAs<FunctionProtoTypeLoc>(); |
| assert(!T.isNull()); |
| return T.getExceptionSpecRange(); |
| } |
| }; |
| |
| class ParmVarExceptionSpecRangeVerifier : public RangeVerifier<ParmVarDecl> { |
| protected: |
| SourceRange getRange(const ParmVarDecl &Node) override { |
| if (const TypeSourceInfo *TSI = Node.getTypeSourceInfo()) { |
| TypeLoc TL = TSI->getTypeLoc(); |
| if (TL.getType()->isPointerType()) { |
| TL = TL.getNextTypeLoc().IgnoreParens(); |
| if (auto FPTL = TL.getAs<FunctionProtoTypeLoc>()) { |
| return FPTL.getExceptionSpecRange(); |
| } |
| } |
| } |
| return SourceRange(); |
| } |
| }; |
| |
| TEST(FunctionDecl, ExceptionSpecifications) { |
| ExceptionSpecRangeVerifier Verifier; |
| |
| Verifier.expectRange(1, 10, 1, 16); |
| EXPECT_TRUE(Verifier.match("void f() throw();\n", loc(functionType()))); |
| |
| Verifier.expectRange(1, 10, 1, 34); |
| EXPECT_TRUE(Verifier.match("void f() throw(void(void) throw());\n", |
| loc(functionType()))); |
| |
| Verifier.expectRange(1, 10, 1, 19); |
| std::vector<std::string> Args; |
| Args.push_back("-fms-extensions"); |
| EXPECT_TRUE(Verifier.match("void f() throw(...);\n", loc(functionType()), |
| Args, Language::Lang_CXX)); |
| |
| Verifier.expectRange(1, 10, 1, 10); |
| EXPECT_TRUE(Verifier.match("void f() noexcept;\n", loc(functionType()), |
| Language::Lang_CXX11)); |
| |
| Verifier.expectRange(1, 10, 1, 24); |
| EXPECT_TRUE(Verifier.match("void f() noexcept(false);\n", loc(functionType()), |
| Language::Lang_CXX11)); |
| |
| Verifier.expectRange(1, 10, 1, 32); |
| EXPECT_TRUE(Verifier.match("void f() noexcept(noexcept(1+1));\n", |
| loc(functionType()), Language::Lang_CXX11)); |
| |
| ParmVarExceptionSpecRangeVerifier Verifier2; |
| Verifier2.expectRange(1, 25, 1, 31); |
| EXPECT_TRUE(Verifier2.match("void g(void (*fp)(void) throw());\n", |
| parmVarDecl(hasType(pointerType(pointee( |
| parenType(innerType(functionType())))))))); |
| |
| Verifier2.expectRange(1, 25, 1, 38); |
| EXPECT_TRUE(Verifier2.match("void g(void (*fp)(void) noexcept(true));\n", |
| parmVarDecl(hasType(pointerType(pointee( |
| parenType(innerType(functionType())))))), |
| Language::Lang_CXX11)); |
| } |
| |
| } // end namespace ast_matchers |
| } // end namespace clang |