166b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//===- llvm/unittest/ADT/APInt.cpp - APInt unit tests ---------------------===//
266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//
366b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//                     The LLVM Compiler Infrastructure
466b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//
566b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman// This file is distributed under the University of Illinois Open Source
666b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman// License. See LICENSE.TXT for details.
766b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//
866b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman//===----------------------------------------------------------------------===//
966b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
1066b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman#include <ostream>
1166b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman#include "gtest/gtest.h"
1266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman#include "llvm/ADT/ilist.h"
1366b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman#include "llvm/ADT/ilist_node.h"
1466b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
1566b8ab22586debccb1f787d4d52b7f042d4ddeb8John Baumanusing namespace llvm;
1666b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
1766b8ab22586debccb1f787d4d52b7f042d4ddeb8John Baumannamespace {
1866b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
1966b8ab22586debccb1f787d4d52b7f042d4ddeb8John Baumanstruct Node : ilist_node<Node> {
2066b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  int Value;
2166b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
2266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  Node() {}
2366b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  Node(int _Value) : Value(_Value) {}
2466b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman};
2566b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
2666b8ab22586debccb1f787d4d52b7f042d4ddeb8John BaumanTEST(ilistTest, Basic) {
2766b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  ilist<Node> List;
2866b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  List.push_back(Node(1));
2966b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(1, List.back().Value);
3066b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(0, List.back().getPrevNode());
3166b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(0, List.back().getNextNode());
3266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
3366b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  List.push_back(Node(2));
3466b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(2, List.back().Value);
3566b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(2, List.front().getNextNode()->Value);
3666b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(1, List.back().getPrevNode()->Value);
3766b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
3866b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  const ilist<Node> &ConstList = List;
3966b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(2, ConstList.back().Value);
4066b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(2, ConstList.front().getNextNode()->Value);
4166b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  EXPECT_EQ(1, ConstList.back().getPrevNode()->Value);
4266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman}
4366b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman
4466b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman}
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