llvm-project/lld/unittests/DriverTests/InputGraphTest.cpp

624 lines
24 KiB
C++

//===- lld/unittest/InputGraphTest.cpp -----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief InputGraph Tests
///
//===----------------------------------------------------------------------===//
#include <stdarg.h>
#include "gtest/gtest.h"
#include "lld/Core/InputGraph.h"
#include "lld/Core/Resolver.h"
#include "lld/ReaderWriter/Simple.h"
using namespace lld;
namespace {
class MyLinkingContext : public LinkingContext {
public:
virtual Writer &writer() const { llvm_unreachable("no writer!"); }
virtual bool validateImpl(raw_ostream &) { return true; }
};
class MyInputGraph : public InputGraph {
public:
MyInputGraph() : InputGraph() {};
};
class MyFileNode : public FileNode {
public:
MyFileNode(StringRef path, int64_t ordinal) : FileNode(path, ordinal) {}
bool validate() { return true; }
bool dump(raw_ostream &) { return true; }
virtual error_code parse(const LinkingContext &, raw_ostream &) {
return error_code::success();
}
virtual ErrorOr<File &> getNextFile() {
if (_nextFileIndex == _files.size())
return make_error_code(InputGraphError::no_more_files);
return *_files[_nextFileIndex++];
}
};
class MyGroupNode : public Group {
public:
MyGroupNode(int64_t ordinal) : Group(ordinal) {}
bool validate() { return true; }
bool dump(raw_ostream &) { return true; }
virtual error_code parse(const LinkingContext &, raw_ostream &) {
return error_code::success();
}
};
class MyExpandFileNode : public FileNode {
public:
MyExpandFileNode(StringRef path, int64_t ordinal,
ExpandType expandType, bool isHidden=false)
: FileNode(path, ordinal), _expandType(expandType),
_isHidden(isHidden)
{}
bool validate() { return true; }
bool dump(raw_ostream &) { return true; }
virtual error_code parse(const LinkingContext &, raw_ostream &) {
return error_code::success();
}
virtual ErrorOr<File &> getNextFile() {
if (_nextFileIndex == _files.size())
return make_error_code(InputGraphError::no_more_files);
return *_files[_nextFileIndex++];
}
/// \brief How do we want to expand the current node ?
virtual ExpandType expandType() const { return _expandType; }
/// \brief Get the elements that we want to expand with.
virtual range<InputGraph::InputElementIterT> expandElements() {
return make_range(_expandElements.begin(), _expandElements.end());
}
/// Process the input Elemenet
virtual bool addElement(std::unique_ptr<InputElement> element) {
_expandElements.push_back(std::move(element));
return true;
}
// Is hidden node
virtual bool isHidden() const { return _isHidden; }
private:
InputGraph::InputElementVectorT _expandElements;
ExpandType _expandType;
bool _isHidden;
};
class MyObjFile : public SimpleFile {
public:
MyObjFile(LinkingContext &context, StringRef path) : SimpleFile(path) {}
};
class InputGraphTest : public testing::Test {
public:
InputGraphTest() {
_inputGraph.reset(new MyInputGraph());
_context.setInputGraph(std::move(_inputGraph));
}
virtual LinkingContext &linkingContext() { return _context; }
InputElement &inputElement(unsigned index) {
return linkingContext().inputGraph()[index];
}
virtual InputGraph &inputGraph() { return linkingContext().inputGraph(); }
int inputFileCount() { return linkingContext().inputGraph().size(); }
protected:
MyLinkingContext _context;
std::unique_ptr<InputGraph> _inputGraph;
};
TEST_F(InputGraphTest, Basic) {
EXPECT_EQ(0, inputFileCount());
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
TEST_F(InputGraphTest, AddAFile) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("file1", 0));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
EXPECT_EQ(1, inputFileCount());
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
StringRef path = fileNode->getUserPath();
EXPECT_EQ(0, path.compare("file1"));
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
TEST_F(InputGraphTest, AddAFileWithLLDFiles) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
EXPECT_EQ(1, inputFileCount());
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
StringRef path = fileNode->getUserPath();
EXPECT_EQ(0, path.compare("multi_files"));
ErrorOr<File &> objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile1", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile2", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_EQ(InputGraphError::no_more_files, objfile.getError());
fileNode->resetNextIndex();
objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile1", (*objfile).path());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
TEST_F(InputGraphTest, AddNodeWithFilesAndGroup) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files1", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
// Create a group node with two elements
// an file node which looks like an archive and
// two file nodes
std::unique_ptr<MyGroupNode> mygroup(new MyGroupNode(1));
std::unique_ptr<MyFileNode> myarchive(new MyFileNode("archive_file", 2));
std::vector<std::unique_ptr<File> > objfiles_group;
std::unique_ptr<MyObjFile> obj_1(new MyObjFile(_context, "objfile_1"));
std::unique_ptr<MyObjFile> obj_2(new MyObjFile(_context, "objfile_2"));
objfiles_group.push_back(std::move(obj_1));
objfiles_group.push_back(std::move(obj_2));
myarchive->addFiles(std::move(objfiles_group));
EXPECT_EQ(true, mygroup->processInputElement(std::move(myarchive)));
std::unique_ptr<MyFileNode> mygroupobjfile_1(
new MyFileNode("group_objfile1", 3));
std::vector<std::unique_ptr<File> > objfiles_group1;
std::unique_ptr<MyObjFile> mygroupobj1(
new MyObjFile(_context, "group_objfile1"));
objfiles_group1.push_back(std::move(mygroupobj1));
mygroupobjfile_1->addFiles(std::move(objfiles_group1));
EXPECT_EQ(true, mygroup->processInputElement(std::move(mygroupobjfile_1)));
std::unique_ptr<MyFileNode> mygroupobjfile_2(
new MyFileNode("group_objfile2", 4));
std::vector<std::unique_ptr<File> > objfiles_group2;
std::unique_ptr<MyObjFile> mygroupobj2(
new MyObjFile(_context, "group_objfile2"));
objfiles_group2.push_back(std::move(mygroupobj2));
mygroupobjfile_2->addFiles(std::move(objfiles_group2));
EXPECT_EQ(true, mygroup->processInputElement(std::move(mygroupobjfile_2)));
// Add the group to the InputGraph.
EXPECT_EQ(true, inputGraph().addInputElement(std::move(mygroup)));
EXPECT_EQ(2, inputFileCount());
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
StringRef path = fileNode->getUserPath();
EXPECT_EQ(0, path.compare("multi_files1"));
ErrorOr<File &> objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile1", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile2", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_EQ(InputGraphError::no_more_files, objfile.getError());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputElement::Kind::Control, (*nextElement)->kind());
ControlNode *controlNode = llvm::dyn_cast<ControlNode>(*nextElement);
EXPECT_EQ(ControlNode::ControlKind::Group, controlNode->controlKind());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_2", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile2", (*objfile).path());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
// Iterate through the group
TEST_F(InputGraphTest, AddNodeWithGroupIteration) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files1", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
// Create a group node with two elements
// an file node which looks like an archive and
// two file nodes
std::unique_ptr<MyGroupNode> mygroup(new MyGroupNode(1));
std::unique_ptr<MyFileNode> myarchive(new MyFileNode("archive_file", 2));
std::vector<std::unique_ptr<File> > objfiles_group;
std::unique_ptr<MyObjFile> obj_1(new MyObjFile(_context, "objfile_1"));
std::unique_ptr<MyObjFile> obj_2(new MyObjFile(_context, "objfile_2"));
objfiles_group.push_back(std::move(obj_1));
objfiles_group.push_back(std::move(obj_2));
myarchive->addFiles(std::move(objfiles_group));
EXPECT_EQ(true, mygroup->processInputElement(std::move(myarchive)));
std::unique_ptr<MyFileNode> mygroupobjfile_1(
new MyFileNode("group_objfile1", 3));
std::vector<std::unique_ptr<File> > objfiles_group1;
std::unique_ptr<MyObjFile> mygroupobj1(
new MyObjFile(_context, "group_objfile1"));
objfiles_group1.push_back(std::move(mygroupobj1));
mygroupobjfile_1->addFiles(std::move(objfiles_group1));
EXPECT_EQ(true, mygroup->processInputElement(std::move(mygroupobjfile_1)));
std::unique_ptr<MyFileNode> mygroupobjfile_2(
new MyFileNode("group_objfile2", 4));
std::vector<std::unique_ptr<File> > objfiles_group2;
std::unique_ptr<MyObjFile> mygroupobj2(
new MyObjFile(_context, "group_objfile2"));
objfiles_group2.push_back(std::move(mygroupobj2));
mygroupobjfile_2->addFiles(std::move(objfiles_group2));
EXPECT_EQ(true, mygroup->processInputElement(std::move(mygroupobjfile_2)));
// Add the group to the InputGraph.
EXPECT_EQ(true, inputGraph().addInputElement(std::move(mygroup)));
EXPECT_EQ(2, inputFileCount());
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
StringRef path = fileNode->getUserPath();
EXPECT_EQ(0, path.compare("multi_files1"));
ErrorOr<File &> objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile1", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile2", (*objfile).path());
objfile = fileNode->getNextFile();
EXPECT_EQ(InputGraphError::no_more_files, objfile.getError());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputElement::Kind::Control, (*nextElement)->kind());
ControlNode *controlNode = llvm::dyn_cast<ControlNode>(*nextElement);
EXPECT_EQ(ControlNode::ControlKind::Group, controlNode->controlKind());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_2", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile2", (*objfile).path());
controlNode->setResolveState(Resolver::StateNewDefinedAtoms);
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("objfile_2", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile1", (*objfile).path());
objfile = controlNode->getNextFile();
EXPECT_NE(InputGraphError::no_more_files, objfile.getError());
EXPECT_EQ("group_objfile2", (*objfile).path());
}
// Node expansion tests.
TEST_F(InputGraphTest, ExpandInputGraphNode) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files1", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
objfiles.clear();
std::unique_ptr<MyExpandFileNode> expandFile(new MyExpandFileNode(
"expand_node", 1, InputElement::ExpandType::ExpandOnly));
std::unique_ptr<MyFileNode> filenode1(new MyFileNode("expand_file1", 2));
std::unique_ptr<MyObjFile> obj3(new MyObjFile(_context, "objfile3"));
objfiles.push_back(std::move(obj3));
filenode1->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode1));
objfiles.clear();
std::unique_ptr<MyFileNode> filenode2(new MyFileNode("expand_file2", 3));
std::unique_ptr<MyObjFile> obj4(new MyObjFile(_context, "objfile4"));
objfiles.push_back(std::move(obj4));
filenode2->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode2));
objfiles.clear();
// Add expand file to InputGraph
EXPECT_EQ(true, inputGraph().addInputElement(std::move(expandFile)));
std::unique_ptr<MyFileNode> filenode3(new MyFileNode("obj_after_expand", 4));
std::unique_ptr<MyObjFile> obj5(new MyObjFile(_context, "objfile5"));
std::unique_ptr<MyObjFile> obj6(new MyObjFile(_context, "objfile6"));
objfiles.push_back(std::move(obj5));
objfiles.push_back(std::move(obj6));
filenode3->addFiles(std::move(objfiles));
// Add an extra obj after the expand node
EXPECT_EQ(true, inputGraph().addInputElement(std::move(filenode3)));
inputGraph().normalize();
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("multi_files1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file2", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_node", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("obj_after_expand", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
// Node expansion tests.
TEST_F(InputGraphTest, ExpandAndReplaceInputGraphNode) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files1", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
objfiles.clear();
std::unique_ptr<MyExpandFileNode> expandFile(new MyExpandFileNode(
"expand_node", 1, InputElement::ExpandType::ReplaceAndExpand));
std::unique_ptr<MyFileNode> filenode1(new MyFileNode("expand_file1", 2));
std::unique_ptr<MyObjFile> obj3(new MyObjFile(_context, "objfile3"));
objfiles.push_back(std::move(obj3));
filenode1->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode1));
objfiles.clear();
std::unique_ptr<MyFileNode> filenode2(new MyFileNode("expand_file2", 3));
std::unique_ptr<MyObjFile> obj4(new MyObjFile(_context, "objfile4"));
objfiles.push_back(std::move(obj4));
filenode2->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode2));
objfiles.clear();
// Add expand file to InputGraph
EXPECT_EQ(true, inputGraph().addInputElement(std::move(expandFile)));
std::unique_ptr<MyFileNode> filenode3(new MyFileNode("obj_after_expand", 4));
std::unique_ptr<MyObjFile> obj5(new MyObjFile(_context, "objfile5"));
std::unique_ptr<MyObjFile> obj6(new MyObjFile(_context, "objfile6"));
objfiles.push_back(std::move(obj5));
objfiles.push_back(std::move(obj6));
filenode3->addFiles(std::move(objfiles));
// Add an extra obj after the expand node
EXPECT_EQ(true, inputGraph().addInputElement(std::move(filenode3)));
inputGraph().normalize();
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("multi_files1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file2", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("obj_after_expand", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
// Hidden Node tests
TEST_F(InputGraphTest, HiddenNodeTests) {
std::unique_ptr<MyFileNode> myfile(new MyFileNode("multi_files1", 0));
std::vector<std::unique_ptr<File> > objfiles;
std::unique_ptr<MyObjFile> obj1(new MyObjFile(_context, "objfile1"));
std::unique_ptr<MyObjFile> obj2(new MyObjFile(_context, "objfile2"));
objfiles.push_back(std::move(obj1));
objfiles.push_back(std::move(obj2));
myfile->addFiles(std::move(objfiles));
EXPECT_EQ(true, inputGraph().addInputElement(std::move(myfile)));
objfiles.clear();
std::unique_ptr<MyExpandFileNode> expandFile(new MyExpandFileNode(
"expand_node", 1, InputElement::ExpandType::ExpandOnly, true));
std::unique_ptr<MyFileNode> filenode1(new MyFileNode("expand_file1", 2));
std::unique_ptr<MyObjFile> obj3(new MyObjFile(_context, "objfile3"));
objfiles.push_back(std::move(obj3));
filenode1->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode1));
objfiles.clear();
std::unique_ptr<MyFileNode> filenode2(new MyFileNode("expand_file2", 3));
std::unique_ptr<MyObjFile> obj4(new MyObjFile(_context, "objfile4"));
objfiles.push_back(std::move(obj4));
filenode2->addFiles(std::move(objfiles));
expandFile->addElement(std::move(filenode2));
objfiles.clear();
// Add expand file to InputGraph
EXPECT_EQ(true, inputGraph().addInputElement(std::move(expandFile)));
std::unique_ptr<MyFileNode> filenode3(new MyFileNode("obj_after_expand", 4));
std::unique_ptr<MyObjFile> obj5(new MyObjFile(_context, "objfile5"));
std::unique_ptr<MyObjFile> obj6(new MyObjFile(_context, "objfile6"));
objfiles.push_back(std::move(obj5));
objfiles.push_back(std::move(obj6));
filenode3->addFiles(std::move(objfiles));
// Add an extra obj after the expand node
EXPECT_EQ(true, inputGraph().addInputElement(std::move(filenode3)));
inputGraph().normalize();
ErrorOr<InputElement *> nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
FileNode *fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("multi_files1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file1", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("expand_file2", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_NE(InputGraphError::no_more_elements, nextElement.getError());
EXPECT_EQ(InputElement::Kind::File, (*nextElement)->kind());
fileNode = llvm::dyn_cast<FileNode>(*nextElement);
EXPECT_EQ("obj_after_expand", (*fileNode).getUserPath());
nextElement = inputGraph().getNextInputElement();
EXPECT_EQ(InputGraphError::no_more_elements, nextElement.getError());
}
}