xref: /llvm-project-15.0.7/llvm/unittests/TableGen/ParserEntryPointTest.cpp (revision e865fa75)

//===- unittest/TableGen/ParserEntryPointTest.cpp - Parser tests ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/TableGen/Parser.h"
#include "llvm/TableGen/Record.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"

using namespace llvm;

TEST(Parser, SanityTest) {
  // Simple TableGen source file with a single record.
  const char *SimpleTdSource = R"td(
    def Foo {
      string strField = "value";
    }
  )td";

  auto ProcessFn = [&](const RecordKeeper &Records) {
    Record *Foo = Records.getDef("Foo");
    Optional<StringRef> Field = Foo->getValueAsOptionalString("strField");
    EXPECT_TRUE(Field.hasValue());
    EXPECT_EQ(Field.getValue(), "value");
    return false;
  };

  bool ProcessResult = TableGenParseFile(
      MemoryBuffer::getMemBuffer(SimpleTdSource, "test_buffer"),
      /*IncludeDirs=*/{}, ProcessFn);
  EXPECT_FALSE(ProcessResult);
}