From 77243b4c6ad09f1f60122191414fc5fb2e2cc865 Mon Sep 17 00:00:00 2001
From: vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Mon, 14 Mar 2016 15:08:30 +0000
Subject: Remove Options::store_filtration check is true in
 prune_above_filtration function in order to let the user empty the tree To
 empty the tree, call initialize_filtration() and prune_above_filtration(-1)
 Add a UT to test this case

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/alphashapes@1044 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: bb4a916fb547c6312f2138d355903ef87525e9c4
---
 src/Simplex_tree/test/simplex_tree_unit_test.cpp | 40 ++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

(limited to 'src/Simplex_tree/test')

diff --git a/src/Simplex_tree/test/simplex_tree_unit_test.cpp b/src/Simplex_tree/test/simplex_tree_unit_test.cpp
index ff8993b3..b8c1cc35 100644
--- a/src/Simplex_tree/test/simplex_tree_unit_test.cpp
+++ b/src/Simplex_tree/test/simplex_tree_unit_test.cpp
@@ -985,7 +985,6 @@ BOOST_AUTO_TEST_CASE(prune_above_filtration) {
 
   st.insert_simplex_and_subfaces({0, 1, 6, 7}, 1.0);
   st.insert_simplex_and_subfaces({3, 4, 5}, 2.0);
-  st.set_filtration(6.0);
 
   // Constructs a copy at this state for further test purpose
   typeST st_pruned = st;
@@ -1053,7 +1052,6 @@ BOOST_AUTO_TEST_CASE(prune_above_filtration) {
   BOOST_CHECK(st == st_pruned);
 
   typeST st_empty;
-  st_empty.set_filtration(6.0);  // For equality reason
   // FIXME
   st_empty.set_dimension(3);
   st.prune_above_filtration(0.0);
@@ -1068,3 +1066,41 @@ BOOST_AUTO_TEST_CASE(prune_above_filtration) {
   st.prune_above_filtration(-1.0);
   BOOST_CHECK(st == st_empty);
 }
+
+BOOST_AUTO_TEST_CASE(mini_prune_above_filtration) {
+  std::cout << "********************************************************************" << std::endl;
+  std::cout << "MINI PRUNE ABOVE FILTRATION" << std::endl;
+  typedef Simplex_tree<MyOptions> typeST;
+  typeST st;
+
+  // FIXME
+  st.set_dimension(3);
+
+  st.insert_simplex_and_subfaces({0, 1, 6, 7});
+  st.insert_simplex_and_subfaces({3, 4, 5});
+  st.insert_simplex_and_subfaces({3, 0});
+  st.insert_simplex_and_subfaces({2, 1, 0});
+
+  // st:
+  //    1   6
+  //    o---o
+  //   /X\7/
+  //  o---o---o---o
+  //  2   0   3\X/4
+  //            o
+  //            5
+
+  st.initialize_filtration();
+  
+  // Display the Simplex_tree
+  std::cout << "The complex contains " << st.num_simplices() << " simplices" << std::endl;
+  BOOST_CHECK(st.num_simplices() == 27);
+
+  // Test case to the limit
+  st.prune_above_filtration(-1.0);
+
+  // Display the Simplex_tree
+  std::cout << "The complex contains " << st.num_simplices() << " simplices" << std::endl;
+  BOOST_CHECK(st.num_simplices() == 0);
+
+}
\ No newline at end of file
-- 
cgit v1.2.3