clang/unittests/Tooling/RecursiveASTVisitorTests/CXXBoolLiteralExpr.cpp

   1 //===- unittest/Tooling/RecursiveASTVisitorTests/CXXBoolLiteralExpr.cpp ---===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "TestVisitor.h"
  10
  11 using namespace clang;
  12
  13 namespace {
  14
  15 class CXXBoolLiteralExprVisitor
  16   : public ExpectedLocationVisitor<CXXBoolLiteralExprVisitor> {
  17 public:
  18   bool VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *BE) {
  19     if (BE->getValue())
  20       Match("true", BE->getLocation());
  21     else
  22       Match("false", BE->getLocation());
  23     return true;
  24   }
  25 };
  26
  27 TEST(RecursiveASTVisitor, VisitsClassTemplateNonTypeParmDefaultArgument) {
  28   CXXBoolLiteralExprVisitor Visitor;
  29   Visitor.ExpectMatch("true", 2, 19);
  30   EXPECT_TRUE(Visitor.runOver(
  31     "template<bool B> class X;\n"
  32     "template<bool B = true> class Y;\n"
  33     "template<bool B> class Y {};\n"));
  34 }
  35
  36 } // end anonymous namespace