Keep a count of live Steps

[slidingtile] / sliding_tile_lib_test.cc

diff --git a/sliding_tile_lib_test.cc b/sliding_tile_lib_test.cc
index 54d7db627acada21e6a1d3905aefe2f6fea35dbd..25b0e76f55dcc4455cba1daa9dac8e45dfd9daa6 100644 (file)
--- a/sliding_tile_lib_test.cc
+++ b/sliding_tile_lib_test.cc
@@ -6,6 +6,7 @@
 #include <sstream>
 
 using testing::Field;
+using testing::Pointee;
 
 TEST(Step, Adjacency) {
        const signed char LEFT  = -1;
@@ -42,6 +43,8 @@ TEST(Board, Equal) {
   EXPECT_TRUE(b1 == b2);
   EXPECT_FALSE(b1 != b2);
   EXPECT_EQ(b1, b2);
+  EXPECT_FALSE(b1 < b2);
+  EXPECT_FALSE(b2 < b1);
 }
 
 TEST(Board, NotEqual) {
@@ -50,6 +53,8 @@ TEST(Board, NotEqual) {
   EXPECT_FALSE(b1 == b2);
   EXPECT_TRUE(b1 != b2);
   EXPECT_NE(b1, b2);
+  EXPECT_TRUE(b1 < b2);
+  EXPECT_FALSE(b2 < b1);
 }
 
 TEST(Board, GoodInput) {
@@ -137,20 +142,20 @@ TEST(Board, MaxDistance) {
 
 TEST(Step, TwoSuccessors) {
   auto s = std::make_shared<Step>(Step{{{1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0}}, nullptr});
-  std::vector<Step*> suc = s->successors(s);
+  std::vector<std::shared_ptr<Step>> suc = s->successors(s);
   EXPECT_THAT(suc, testing::UnorderedElementsAre(
-    Field(&Step::board, Board{{1,2,3,4,5,6,7,8,9,10,11,12,13,14,0,15}}),
-    Field(&Step::board, Board{{1,2,3,4,5,6,7,8,9,10,11,0,13,14,15,12}})));
+    Pointee(Field(&Step::board, Board{{1,2,3,4,5,6,7,8,9,10,11,12,13,14,0,15}})),
+    Pointee(Field(&Step::board, Board{{1,2,3,4,5,6,7,8,9,10,11,0,13,14,15,12}}))));
 }
 
 TEST(Step, FourSuccessors) {
   auto s = std::make_shared<Step>(Step{{{1,2,3,4,5,0,6,7,8,9,10,11,12,13,14,15}}, nullptr});
-  std::vector<Step*> suc = s->successors(s);
+  std::vector<std::shared_ptr<Step>> suc = s->successors(s);
   EXPECT_THAT(suc, testing::UnorderedElementsAre(
-    Field(&Step::board, Board{{1,2,3,4,0,5,6,7,8,9,10,11,12,13,14,15}}),
-    Field(&Step::board, Board{{1,2,3,4,5,6,0,7,8,9,10,11,12,13,14,15}}),
-    Field(&Step::board, Board{{1,0,3,4,5,2,6,7,8,9,10,11,12,13,14,15}}),
-    Field(&Step::board, Board{{1,2,3,4,5,9,6,7,8,0,10,11,12,13,14,15}})));
+    Pointee(Field(&Step::board, Board{{1,2,3,4,0,5,6,7,8,9,10,11,12,13,14,15}})),
+    Pointee(Field(&Step::board, Board{{1,2,3,4,5,6,0,7,8,9,10,11,12,13,14,15}})),
+    Pointee(Field(&Step::board, Board{{1,0,3,4,5,2,6,7,8,9,10,11,12,13,14,15}})),
+    Pointee(Field(&Step::board, Board{{1,2,3,4,5,9,6,7,8,0,10,11,12,13,14,15}}))));
 }
 
 TEST(Step, Output) {