llvm-6502/unittests/IR/DebugInfoTest.cpp
2015-04-07 01:21:40 +00:00

84 lines
3.5 KiB
C++

//===- llvm/unittest/IR/DebugInfo.cpp - DebugInfo tests -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/IR/DebugInfoMetadata.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(DebugNodeTest, getFlag) {
// Some valid flags.
EXPECT_EQ(DebugNode::FlagPublic, DebugNode::getFlag("DIFlagPublic"));
EXPECT_EQ(DebugNode::FlagProtected, DebugNode::getFlag("DIFlagProtected"));
EXPECT_EQ(DebugNode::FlagPrivate, DebugNode::getFlag("DIFlagPrivate"));
EXPECT_EQ(DebugNode::FlagVector, DebugNode::getFlag("DIFlagVector"));
EXPECT_EQ(DebugNode::FlagRValueReference,
DebugNode::getFlag("DIFlagRValueReference"));
// FlagAccessibility shouldn't work.
EXPECT_EQ(0u, DebugNode::getFlag("DIFlagAccessibility"));
// Some other invalid strings.
EXPECT_EQ(0u, DebugNode::getFlag("FlagVector"));
EXPECT_EQ(0u, DebugNode::getFlag("Vector"));
EXPECT_EQ(0u, DebugNode::getFlag("other things"));
EXPECT_EQ(0u, DebugNode::getFlag("DIFlagOther"));
}
TEST(DebugNodeTest, getFlagString) {
// Some valid flags.
EXPECT_EQ(StringRef("DIFlagPublic"),
DebugNode::getFlagString(DebugNode::FlagPublic));
EXPECT_EQ(StringRef("DIFlagProtected"),
DebugNode::getFlagString(DebugNode::FlagProtected));
EXPECT_EQ(StringRef("DIFlagPrivate"),
DebugNode::getFlagString(DebugNode::FlagPrivate));
EXPECT_EQ(StringRef("DIFlagVector"),
DebugNode::getFlagString(DebugNode::FlagVector));
EXPECT_EQ(StringRef("DIFlagRValueReference"),
DebugNode::getFlagString(DebugNode::FlagRValueReference));
// FlagAccessibility actually equals FlagPublic.
EXPECT_EQ(StringRef("DIFlagPublic"),
DebugNode::getFlagString(DebugNode::FlagAccessibility));
// Some other invalid flags.
EXPECT_EQ(StringRef(), DebugNode::getFlagString(DebugNode::FlagPublic |
DebugNode::FlagVector));
EXPECT_EQ(StringRef(), DebugNode::getFlagString(DebugNode::FlagFwdDecl |
DebugNode::FlagArtificial));
EXPECT_EQ(StringRef(), DebugNode::getFlagString(0xffff));
}
TEST(DebugNodeTest, splitFlags) {
// Some valid flags.
#define CHECK_SPLIT(FLAGS, VECTOR, REMAINDER) \
{ \
SmallVector<unsigned, 8> V; \
EXPECT_EQ(REMAINDER, DebugNode::splitFlags(FLAGS, V)); \
EXPECT_TRUE(makeArrayRef(V).equals(VECTOR)); \
}
CHECK_SPLIT(DebugNode::FlagPublic, {DebugNode::FlagPublic}, 0u);
CHECK_SPLIT(DebugNode::FlagProtected, {DebugNode::FlagProtected}, 0u);
CHECK_SPLIT(DebugNode::FlagPrivate, {DebugNode::FlagPrivate}, 0u);
CHECK_SPLIT(DebugNode::FlagVector, {DebugNode::FlagVector}, 0u);
CHECK_SPLIT(DebugNode::FlagRValueReference, {DebugNode::FlagRValueReference},
0u);
unsigned Flags[] = {DebugNode::FlagFwdDecl, DebugNode::FlagVector};
CHECK_SPLIT(DebugNode::FlagFwdDecl | DebugNode::FlagVector, Flags, 0u);
CHECK_SPLIT(0x100000u, {}, 0x100000u);
CHECK_SPLIT(0x100000u | DebugNode::FlagVector, {DebugNode::FlagVector},
0x100000u);
#undef CHECK_SPLIT
}
} // end namespace