forked from OSchip/llvm-project
90 lines
3.4 KiB
C++
90 lines
3.4 KiB
C++
//===- unittest/AST/ASTImporterObjCTest.cpp -============================--===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Tests for the correct import of AST nodes related to Objective-C and
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// Objective-C++.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/DeclContextInternals.h"
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#include "clang/ASTMatchers/ASTMatchers.h"
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#include "gtest/gtest.h"
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#include "ASTImporterFixtures.h"
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using namespace clang::ast_matchers;
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using namespace clang;
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namespace {
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struct ImportObjCDecl : ASTImporterOptionSpecificTestBase {};
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} // namespace
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TEST_P(ImportObjCDecl, ImplicitlyDeclareSelf) {
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Decl *FromTU = getTuDecl(R"(
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__attribute__((objc_root_class))
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@interface Root
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@end
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@interface C : Root
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-(void)method;
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@end
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@implementation C
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-(void)method {}
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@end
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)",
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Lang_OBJCXX, "input.mm");
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auto *FromMethod = LastDeclMatcher<ObjCMethodDecl>().match(
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FromTU, namedDecl(hasName("method")));
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ASSERT_TRUE(FromMethod);
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auto ToMethod = Import(FromMethod, Lang_OBJCXX);
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ASSERT_TRUE(ToMethod);
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// Both methods should have their implicit parameters.
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EXPECT_TRUE(FromMethod->getSelfDecl() != nullptr);
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EXPECT_TRUE(ToMethod->getSelfDecl() != nullptr);
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}
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TEST_P(ImportObjCDecl, ObjPropertyNameConflict) {
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// Tests that properties that share the same name are correctly imported.
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// This is only possible with one instance and one class property.
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Decl *FromTU = getTuDecl(R"(
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@interface DupProp{}
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@property (class) int prop;
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@property int prop;
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@end
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)",
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Lang_OBJCXX, "input.mm");
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auto *FromClass = FirstDeclMatcher<ObjCInterfaceDecl>().match(
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FromTU, namedDecl(hasName("DupProp")));
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auto ToClass = Import(FromClass, Lang_OBJCXX);
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ASSERT_TRUE(ToClass);
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// We should have one class and one instance property.
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ASSERT_EQ(
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1, std::distance(ToClass->classprop_begin(), ToClass->classprop_end()));
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ASSERT_EQ(1,
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std::distance(ToClass->instprop_begin(), ToClass->instprop_end()));
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for (clang::ObjCPropertyDecl *prop : ToClass->properties()) {
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// All properties should have a getter and a setter.
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ASSERT_TRUE(prop->getGetterMethodDecl());
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ASSERT_TRUE(prop->getSetterMethodDecl());
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// The getters/setters should be able to find the right associated property.
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ASSERT_EQ(prop->getGetterMethodDecl()->findPropertyDecl(), prop);
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ASSERT_EQ(prop->getSetterMethodDecl()->findPropertyDecl(), prop);
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}
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}
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static const auto ObjCTestArrayForRunOptions =
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std::array<std::vector<std::string>, 2>{
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{std::vector<std::string>{"-fno-objc-arc"},
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std::vector<std::string>{"-fobjc-arc"}}};
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const auto ObjCTestValuesForRunOptions =
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::testing::ValuesIn(ObjCTestArrayForRunOptions);
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INSTANTIATE_TEST_CASE_P(ParameterizedTests, ImportObjCDecl,
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ObjCTestValuesForRunOptions, );
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