40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
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//===- unittest/Tooling/RecursiveASTVisitorTests/TemplateArgumentLocTraverser.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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#include "TestVisitor.h"
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using namespace clang;
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namespace {
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class TemplateArgumentLocTraverser
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: public ExpectedLocationVisitor<TemplateArgumentLocTraverser> {
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public:
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bool TraverseTemplateArgumentLoc(const TemplateArgumentLoc &ArgLoc) {
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std::string ArgStr;
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llvm::raw_string_ostream Stream(ArgStr);
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const TemplateArgument &Arg = ArgLoc.getArgument();
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Arg.print(Context->getPrintingPolicy(), Stream);
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Match(Stream.str(), ArgLoc.getLocation());
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return ExpectedLocationVisitor<TemplateArgumentLocTraverser>::
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TraverseTemplateArgumentLoc(ArgLoc);
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}
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};
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TEST(RecursiveASTVisitor, VisitsClassTemplateTemplateParmDefaultArgument) {
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TemplateArgumentLocTraverser Visitor;
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Visitor.ExpectMatch("X", 2, 40);
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EXPECT_TRUE(Visitor.runOver(
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"template<typename T> class X;\n"
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"template<template <typename> class T = X> class Y;\n"
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"template<template <typename> class T> class Y {};\n"));
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}
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} // end anonymous namespace
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