xref: /llvm-project/llvm/unittests/TableGen/ParserEntryPointTest.cpp (revision 667815ccf49bc415544484f1b717bb7551cd9c93)
1 //===- unittest/TableGen/ParserEntryPointTest.cpp - Parser tests ----------===//
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 "llvm/ADT/ArrayRef.h"
10 #include "llvm/ADT/STLExtras.h"
11 #include "llvm/Support/MemoryBuffer.h"
12 #include "llvm/Support/SourceMgr.h"
13 #include "llvm/TableGen/Parser.h"
14 #include "llvm/TableGen/Record.h"
15 #include "gmock/gmock.h"
16 #include "gtest/gtest.h"
17 
18 using namespace llvm;
19 
20 TEST(Parser, SanityTest) {
21   // Simple TableGen source file with a single record.
22   const char *SimpleTdSource = R"td(
23     def Foo {
24       string strField = "value";
25     }
26   )td";
27 
28   SourceMgr SrcMgr;
29   SrcMgr.AddNewSourceBuffer(
30       MemoryBuffer::getMemBuffer(SimpleTdSource, "test_buffer"), SMLoc());
31 
32   RecordKeeper Records;
33   bool ProcessResult = TableGenParseFile(SrcMgr, Records);
34   EXPECT_FALSE(ProcessResult);
35 
36   const Record *Foo = Records.getDef("Foo");
37   std::optional<StringRef> Field = Foo->getValueAsOptionalString("strField");
38   EXPECT_TRUE(Field.has_value());
39   EXPECT_EQ(*Field, "value");
40 }
41