1//===- TreeTestBase.h -----------------------------------------------------===//
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// This file provides the test infrastructure for syntax trees.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_CLANG_UNITTESTS_TOOLING_SYNTAX_TREETESTBASE_H
14#define LLVM_CLANG_UNITTESTS_TOOLING_SYNTAX_TREETESTBASE_H
15
16#include "clang/Basic/LLVM.h"
17#include "clang/Frontend/CompilerInvocation.h"
18#include "clang/Testing/TestClangConfig.h"
19#include "clang/Tooling/Syntax/Nodes.h"
20#include "clang/Tooling/Syntax/TokenBufferTokenManager.h"
21#include "clang/Tooling/Syntax/Tokens.h"
22#include "clang/Tooling/Syntax/Tree.h"
23#include "llvm/ADT/StringRef.h"
24#include "llvm/Support/ScopedPrinter.h"
25#include "llvm/Testing/Annotations/Annotations.h"
26#include "gmock/gmock.h"
27#include "gtest/gtest.h"
28
29namespace clang {
30namespace syntax {
31class SyntaxTreeTest : public ::testing::Test,
32 public ::testing::WithParamInterface<TestClangConfig> {
33protected:
34 // Build a syntax tree for the code.
35 TranslationUnit *buildTree(StringRef Code,
36 const TestClangConfig &ClangConfig);
37
38 /// Finds the deepest node in the tree that covers exactly \p R.
39 /// FIXME: implement this efficiently and move to public syntax tree API.
40 syntax::Node *nodeByRange(llvm::Annotations::Range R, syntax::Node *Root);
41
42 // Data fields.
43 IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
44 IntrusiveRefCntPtr<DiagnosticsEngine> Diags =
45 new DiagnosticsEngine(new DiagnosticIDs, DiagOpts.get());
46 IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> FS =
47 new llvm::vfs::InMemoryFileSystem;
48 IntrusiveRefCntPtr<FileManager> FileMgr =
49 new FileManager(FileSystemOptions(), FS);
50 IntrusiveRefCntPtr<SourceManager> SourceMgr =
51 new SourceManager(*Diags, *FileMgr);
52 std::shared_ptr<CompilerInvocation> Invocation;
53 // Set after calling buildTree().
54 std::unique_ptr<syntax::TokenBuffer> TB;
55 std::unique_ptr<syntax::TokenBufferTokenManager> TM;
56 std::unique_ptr<syntax::Arena> Arena;
57};
58
59std::vector<TestClangConfig> allTestClangConfigs();
60
61MATCHER_P(role, R, "") {
62 if (arg.getRole() == R)
63 return true;
64 *result_listener << "role is " << llvm::to_string(arg.getRole());
65 return false;
66}
67
68} // namespace syntax
69} // namespace clang
70#endif // LLVM_CLANG_UNITTESTS_TOOLING_SYNTAX_TREETESTBASE_H
71

source code of clang/unittests/Tooling/Syntax/TreeTestBase.h