Imported Upstream version 5.18.0.182

Former-commit-id: f9d55cf82631bfd710c387739687e5845296aea1

external/llvm/unittests/ADT/BreadthFirstIteratorTest.cpp

@@ -1,74 +0,0 @@
-//=== llvm/unittest/ADT/BreadthFirstIteratorTest.cpp - BFS iterator tests -===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/BreadthFirstIterator.h"
-#include "TestGraph.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-namespace llvm {
-
-TEST(BreadthFristIteratorTest, Basic) {
-  typedef bf_iterator<Graph<4>> BFIter;
-
-  Graph<4> G;
-  G.AddEdge(0, 1);
-  G.AddEdge(0, 2);
-  G.AddEdge(1, 3);
-
-  auto It = BFIter::begin(G);
-  auto End = BFIter::end(G);
-  EXPECT_EQ(It.getLevel(), 0U);
-  EXPECT_EQ(*It, G.AccessNode(0));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 1U);
-  EXPECT_EQ(*It, G.AccessNode(1));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 1U);
-  EXPECT_EQ(*It, G.AccessNode(2));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 2U);
-  EXPECT_EQ(*It, G.AccessNode(3));
-  ++It;
-  EXPECT_EQ(It, End);
-}
-
-TEST(BreadthFristIteratorTest, Cycle) {
-  typedef bf_iterator<Graph<4>> BFIter;
-
-  Graph<4> G;
-  G.AddEdge(0, 1);
-  G.AddEdge(1, 0);
-  G.AddEdge(1, 2);
-  G.AddEdge(2, 1);
-  G.AddEdge(2, 1);
-  G.AddEdge(2, 3);
-  G.AddEdge(3, 2);
-  G.AddEdge(3, 1);
-  G.AddEdge(3, 0);
-
-  auto It = BFIter::begin(G);
-  auto End = BFIter::end(G);
-  EXPECT_EQ(It.getLevel(), 0U);
-  EXPECT_EQ(*It, G.AccessNode(0));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 1U);
-  EXPECT_EQ(*It, G.AccessNode(1));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 2U);
-  EXPECT_EQ(*It, G.AccessNode(2));
-  ++It;
-  EXPECT_EQ(It.getLevel(), 3U);
-  EXPECT_EQ(*It, G.AccessNode(3));
-  ++It;
-  EXPECT_EQ(It, End);
-}
-
-} // end namespace llvm