93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
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//===- unittests/AST/DeclTest.cpp --- Declaration tests -------------------===//
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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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// Unit tests for the ASTVector container.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/ASTVector.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/Basic/Builtins.h"
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#include "clang/Basic/FileManager.h"
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#include "clang/Basic/SourceManager.h"
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#include "gtest/gtest.h"
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using namespace clang;
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namespace clang {
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namespace ast {
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namespace {
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class ASTVectorTest : public ::testing::Test {
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protected:
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ASTVectorTest()
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: FileMgr(FileMgrOpts), DiagID(new DiagnosticIDs()),
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Diags(DiagID, new DiagnosticOptions, new IgnoringDiagConsumer()),
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SourceMgr(Diags, FileMgr), Idents(LangOpts, nullptr),
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Ctxt(LangOpts, SourceMgr, Idents, Sels, Builtins) {}
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FileSystemOptions FileMgrOpts;
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FileManager FileMgr;
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IntrusiveRefCntPtr<DiagnosticIDs> DiagID;
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DiagnosticsEngine Diags;
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SourceManager SourceMgr;
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LangOptions LangOpts;
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IdentifierTable Idents;
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SelectorTable Sels;
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Builtin::Context Builtins;
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ASTContext Ctxt;
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};
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} // unnamed namespace
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TEST_F(ASTVectorTest, Compile) {
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ASTVector<int> V;
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V.insert(Ctxt, V.begin(), 0);
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}
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TEST_F(ASTVectorTest, InsertFill) {
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ASTVector<double> V;
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// Ensure returned iterator points to first of inserted elements
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auto I = V.insert(Ctxt, V.begin(), 5, 1.0);
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ASSERT_EQ(V.begin(), I);
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// Check non-empty case as well
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I = V.insert(Ctxt, V.begin() + 1, 5, 1.0);
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ASSERT_EQ(V.begin() + 1, I);
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// And insert-at-end
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I = V.insert(Ctxt, V.end(), 5, 1.0);
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ASSERT_EQ(V.end() - 5, I);
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}
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TEST_F(ASTVectorTest, InsertEmpty) {
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ASTVector<double> V;
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// Ensure no pointer overflow when inserting empty range
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int Values[] = { 0, 1, 2, 3 };
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ArrayRef<int> IntVec(Values);
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auto I = V.insert(Ctxt, V.begin(), IntVec.begin(), IntVec.begin());
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ASSERT_EQ(V.begin(), I);
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ASSERT_TRUE(V.empty());
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// Non-empty range
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I = V.insert(Ctxt, V.begin(), IntVec.begin(), IntVec.end());
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ASSERT_EQ(V.begin(), I);
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// Non-Empty Vector, empty range
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I = V.insert(Ctxt, V.end(), IntVec.begin(), IntVec.begin());
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ASSERT_EQ(V.begin() + IntVec.size(), I);
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// Non-Empty Vector, non-empty range
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I = V.insert(Ctxt, V.end(), IntVec.begin(), IntVec.end());
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ASSERT_EQ(V.begin() + IntVec.size(), I);
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}
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} // end namespace ast
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} // end namespace clang
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