For SourceManager::isBeforeInTranslationUnit(), have it consider macro arg expanded
token locations as coming before the closing ')' of a function macro expansion.
Include a unit test for SourceManager.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147056 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/Basic/SourceManagerTest.cpp b/unittests/Basic/SourceManagerTest.cpp
new file mode 100644
index 0000000..caab441
--- /dev/null
+++ b/unittests/Basic/SourceManagerTest.cpp
@@ -0,0 +1,108 @@
+//===- unittests/Basic/SourceManagerTest.cpp ------ SourceManager tests ---===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Basic/SourceManager.h"
+#include "clang/Basic/FileManager.h"
+#include "clang/Basic/Diagnostic.h"
+#include "clang/Basic/LangOptions.h"
+#include "clang/Basic/TargetOptions.h"
+#include "clang/Basic/TargetInfo.h"
+#include "clang/Lex/ModuleLoader.h"
+#include "clang/Lex/HeaderSearch.h"
+#include "clang/Lex/Preprocessor.h"
+
+#include "gtest/gtest.h"
+
+using namespace llvm;
+using namespace clang;
+
+namespace {
+
+// The test fixture.
+class SourceManagerTest : public ::testing::Test {
+protected:
+ SourceManagerTest()
+ : FileMgr(FileMgrOpts),
+ DiagID(new DiagnosticIDs()),
+ Diags(DiagID, new IgnoringDiagConsumer()),
+ SourceMgr(Diags, FileMgr) {
+ TargetOpts.Triple = "x86_64-apple-darwin11.1.0";
+ Target = TargetInfo::CreateTargetInfo(Diags, TargetOpts);
+ }
+
+ FileSystemOptions FileMgrOpts;
+ FileManager FileMgr;
+ llvm::IntrusiveRefCntPtr<DiagnosticIDs> DiagID;
+ DiagnosticsEngine Diags;
+ SourceManager SourceMgr;
+ LangOptions LangOpts;
+ TargetOptions TargetOpts;
+ llvm::IntrusiveRefCntPtr<TargetInfo> Target;
+};
+
+class VoidModuleLoader : public ModuleLoader {
+ virtual Module *loadModule(SourceLocation ImportLoc, ModuleIdPath Path,
+ Module::NameVisibilityKind Visibility,
+ bool IsInclusionDirective) {
+ return 0;
+ }
+};
+
+TEST_F(SourceManagerTest, isBeforeInTranslationUnit) {
+ const char *source =
+ "#define M(x) [x]\n"
+ "M(foo)";
+ MemoryBuffer *buf = MemoryBuffer::getMemBuffer(source);
+ FileID mainFileID = SourceMgr.createMainFileIDForMemBuffer(buf);
+
+ VoidModuleLoader ModLoader;
+ HeaderSearch HeaderInfo(FileMgr, Diags);
+ Preprocessor PP(Diags, LangOpts,
+ Target.getPtr(),
+ SourceMgr, HeaderInfo, ModLoader,
+ /*IILookup =*/ 0,
+ /*OwnsHeaderSearch =*/false,
+ /*DelayInitialization =*/ false);
+ PP.EnterMainSourceFile();
+
+ std::vector<Token> toks;
+ while (1) {
+ Token tok;
+ PP.Lex(tok);
+ if (tok.is(tok::eof))
+ break;
+ toks.push_back(tok);
+ }
+
+ // Make sure we got the tokens that we expected.
+ ASSERT_EQ(3U, toks.size());
+ ASSERT_EQ(tok::l_square, toks[0].getKind());
+ ASSERT_EQ(tok::identifier, toks[1].getKind());
+ ASSERT_EQ(tok::r_square, toks[2].getKind());
+
+ SourceLocation lsqrLoc = toks[0].getLocation();
+ SourceLocation idLoc = toks[1].getLocation();
+ SourceLocation rsqrLoc = toks[2].getLocation();
+
+ SourceLocation macroExpStartLoc = SourceMgr.translateLineCol(mainFileID, 2, 1);
+ SourceLocation macroExpEndLoc = SourceMgr.translateLineCol(mainFileID, 2, 6);
+ ASSERT_TRUE(macroExpStartLoc.isFileID());
+ ASSERT_TRUE(macroExpEndLoc.isFileID());
+
+ llvm::SmallString<32> str;
+ ASSERT_EQ("M", PP.getSpelling(macroExpStartLoc, str));
+ ASSERT_EQ(")", PP.getSpelling(macroExpEndLoc, str));
+
+ EXPECT_TRUE(SourceMgr.isBeforeInTranslationUnit(lsqrLoc, idLoc));
+ EXPECT_TRUE(SourceMgr.isBeforeInTranslationUnit(idLoc, rsqrLoc));
+ EXPECT_TRUE(SourceMgr.isBeforeInTranslationUnit(macroExpStartLoc, idLoc));
+ EXPECT_TRUE(SourceMgr.isBeforeInTranslationUnit(idLoc, macroExpEndLoc));
+}
+
+} // anonymous namespace