test: Use tempdir to produce BB vis output (#1483)

Use a temporary directory to store visualization outputs from the BoundingBox test.
acts-project · Sep 1, 2022 · 42b16ef · 42b16ef
1 parent eb8bd04
commit 42b16ef
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Showing 2 changed files with 27 additions and 10 deletions.
diff --git a/Tests/UnitTests/Core/Utilities/BoundingBoxTest.cpp b/Tests/UnitTests/Core/Utilities/BoundingBoxTest.cpp
@@ -24,6 +24,8 @@
 #include <random>
 #include <set>
 
+#include <boost/filesystem.hpp>
+
 namespace Acts {
 namespace Test {
 
@@ -37,6 +39,18 @@ using Vector2F = Eigen::Matrix<BoundingBoxScalar, 2, 1>;
 using Vector3F = Eigen::Matrix<BoundingBoxScalar, 3, 1>;
 using AngleAxis3F = Eigen::AngleAxis<BoundingBoxScalar>;
 
+boost::filesystem::path tmp_path = []() {
+  auto p = boost::filesystem::temp_directory_path() /
+           boost::filesystem::unique_path();
+  boost::filesystem::create_directory(p);
+  std::cout << "Writing test output to: " << p << std::endl;
+  return p;
+}();
+
+std::ofstream tmp(const std::string& path) {
+  return std::ofstream{(tmp_path / path).string()};
+}
+
 BOOST_AUTO_TEST_CASE(box_construction) {
   BOOST_TEST_CONTEXT("2D") {
     Object o;
@@ -279,7 +293,7 @@ BOOST_AUTO_TEST_CASE(intersect_rays) {
     PlyVisualization3D<BoundingBoxScalar> ply;
 
     ray3.draw(ply);
-    std::ofstream os("ray3d.ply");
+    auto os = tmp("ray3d.ply");
     os << ply << std::flush;
     os.close();
   }
@@ -442,7 +456,7 @@ BOOST_AUTO_TEST_CASE(ray_obb_intersect) {
 BOOST_AUTO_TEST_CASE(frustum_intersect) {
   BOOST_TEST_CONTEXT("2D") {
     auto make_svg = [](std::string fname, size_t w, size_t h) {
-      std::ofstream os(fname);
+      auto os = tmp(fname);
       os << "<?xml version=\"1.0\" standalone=\"no\"?>\n";
       os << "<svg width=\"" << w << "\" height=\"" << h
          << "\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n";
@@ -653,7 +667,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
     //}
     // os.close();
 
-    // os = std::ofstream("frust3D_angle.ply");
+    // os = tmp("frust3D_angle.ply");
     // helper.clear();
     // n_vtx             = 1;
     // Eigen::Affine3f rot;
@@ -843,7 +857,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
       std::stringstream ss;
       ss << "frust3d-3s_test_" << l << ".ply";
 
-      os = std::ofstream(ss.str());
+      os = tmp(ss.str());
 
       helper.clear();
 
@@ -902,7 +916,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
     // size_t n_vtx    = 1;
 
     // helper.clear();
-    // os = std::ofstream("frust3d-4s_dir.ply");
+    // os = tmp("frust3d-4s_dir.ply");
 
     // double angle = M_PI / 4.;
     // for (size_t i = 0; i <= s; i++) {
@@ -928,7 +942,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
 
     // os << helper << std::flush;
     // os.close();
-    // os = std::ofstream("frust3d-4s_angle.ply");
+    // os = tmp("frust3d-4s_angle.ply");
     // helper.clear();
 
     // n_vtx    = 1;
@@ -1107,7 +1121,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
       std::stringstream ss;
       ss << "frust3d-4s_test_" << l << ".ply";
 
-      os = std::ofstream(ss.str());
+      os = tmp(ss.str());
 
       helper.clear();
 
@@ -1169,7 +1183,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
 
     BOOST_CHECK(bb.intersect(fr));
 
-    std::ofstream os("frust3d-5s.ply");
+    auto os = tmp("frust3d-5s.ply");
     os << ply << std::flush;
     os.close();
   }
@@ -1195,7 +1209,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
 
     BOOST_CHECK(bb.intersect(fr));
 
-    std::ofstream os("frust3d-10s.ply");
+    auto os = tmp("frust3d-10s.ply");
     os << ply << std::flush;
     os.close();
   }
@@ -1220,7 +1234,7 @@ BOOST_AUTO_TEST_CASE(frustum_intersect) {
 
     BOOST_CHECK(bb.intersect(fr));
 
-    std::ofstream os("frust3d-4s-bigbox.ply");
+    auto os = tmp("frust3d-4s-bigbox.ply");
     os << ply << std::flush;
     os.close();
   }

diff --git a/Tests/UnitTests/Core/Utilities/CMakeLists.txt b/Tests/UnitTests/Core/Utilities/CMakeLists.txt
@@ -5,7 +5,10 @@ add_unittest(BinAdjustment BinAdjustmentTests.cpp)
 add_unittest(BinAdjustmentVolume BinAdjustmentVolumeTests.cpp)
 add_unittest(BinningData BinningDataTests.cpp)
 add_unittest(BinUtility BinUtilityTests.cpp)
+
 add_unittest(BoundingBox BoundingBoxTest.cpp)
+target_link_libraries(ActsUnitTestBoundingBox PRIVATE Boost::filesystem)
+
 add_unittest(Extendable ExtendableTests.cpp)
 add_unittest(FiniteStateMachine FiniteStateMachineTests.cpp)
 add_unittest(Frustum FrustumTest.cpp)