clang-tools-extra/clangd/unittests/tweaks/ShowSelectionTreeTests.cpp

   1 //===-- ShowSelectionTreeTests.cpp ------------------------------*- C++ -*-===//
   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 "TweakTesting.h"
  10 #include "gmock/gmock-matchers.h"
  11 #include "gmock/gmock.h"
  12 #include "gtest/gtest.h"
  13
  14 namespace clang {
  15 namespace clangd {
  16 namespace {
  17
  18 TWEAK_TEST(ShowSelectionTree);
  19
  20 TEST_F(ShowSelectionTreeTest, Test) {
  21   EXPECT_AVAILABLE("^int f^oo() { re^turn 2 ^+ 2; }");
  22   EXPECT_AVAILABLE("/*c^omment*/ int foo() { return 2 ^ + 2; }");
  23
  24   const char *Output = R"(message:
  25  TranslationUnitDecl
  26    VarDecl int x = fcall(2 + 2)
  27     .CallExpr fcall(2 + 2)
  28        ImplicitCastExpr fcall
  29         .DeclRefExpr fcall
  30       .BinaryOperator 2 + 2
  31         *IntegerLiteral 2
  32 )";
  33   EXPECT_EQ(apply("int fcall(int); int x = fca[[ll(2 +]]2);"), Output);
  34
  35   Output = R"(message:
  36  TranslationUnitDecl
  37    FunctionDecl void x()
  38      CompoundStmt { …
  39        ForStmt for (;;) …
  40         *BreakStmt break;
  41 )";
  42   EXPECT_EQ(apply("void x() { for (;;) br^eak; }"), Output);
  43 }
  44
  45 } // namespace
  46 } // namespace clangd
  47 } // namespace clang