1 //===- StringTableBuilderTest.cpp -----------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "ErrorChecking.h" 11 12 #include "llvm/DebugInfo/PDB/Native/PDBStringTable.h" 13 #include "llvm/DebugInfo/PDB/Native/PDBStringTableBuilder.h" 14 #include "llvm/Support/BinaryByteStream.h" 15 #include "llvm/Support/BinaryStreamReader.h" 16 #include "llvm/Support/BinaryStreamWriter.h" 17 18 #include "gtest/gtest.h" 19 20 using namespace llvm; 21 using namespace llvm::pdb; 22 using namespace llvm::support; 23 24 namespace { 25 class StringTableBuilderTest : public ::testing::Test {}; 26 } 27 28 template <typename T> 29 static void ExpectExpected(Expected<T> &&E, const T &Value) { 30 EXPECT_EXPECTED(E); 31 EXPECT_EQ(Value, *E); 32 } 33 34 TEST_F(StringTableBuilderTest, Simple) { 35 // Create /names table contents. 36 PDBStringTableBuilder Builder; 37 EXPECT_EQ(1U, Builder.insert("foo")); 38 EXPECT_EQ(5U, Builder.insert("bar")); 39 EXPECT_EQ(1U, Builder.insert("foo")); 40 EXPECT_EQ(9U, Builder.insert("baz")); 41 42 std::vector<uint8_t> Buffer(Builder.calculateSerializedSize()); 43 MutableBinaryByteStream OutStream(Buffer, little); 44 BinaryStreamWriter Writer(OutStream); 45 EXPECT_NO_ERROR(Builder.commit(Writer)); 46 47 // Reads the contents back. 48 BinaryByteStream InStream(Buffer, little); 49 BinaryStreamReader Reader(InStream); 50 PDBStringTable Table; 51 EXPECT_NO_ERROR(Table.reload(Reader)); 52 53 EXPECT_EQ(3U, Table.getNameCount()); 54 EXPECT_EQ(1U, Table.getHashVersion()); 55 56 EXPECT_EXPECTED_EQ("foo", Table.getStringForID(1)); 57 EXPECT_EXPECTED_EQ("bar", Table.getStringForID(5)); 58 EXPECT_EXPECTED_EQ("baz", Table.getStringForID(9)); 59 EXPECT_EXPECTED_EQ(1U, Table.getIDForString("foo")); 60 EXPECT_EXPECTED_EQ(5U, Table.getIDForString("bar")); 61 EXPECT_EXPECTED_EQ(9U, Table.getIDForString("baz")); 62 } 63