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