From c5f703a30b6d7bc812852f69890acb579dd735c5 Mon Sep 17 00:00:00 2001
From: JacobLotz <jacob.lotz@gmail.com>
Date: Wed, 6 Sep 2023 11:29:04 +0200
Subject: [PATCH] add test / sample run

---
 miniapps/nurbs/CMakeLists.txt         |  4 ++
 miniapps/nurbs/makefile               |  2 +
 miniapps/nurbs/meshes/cube-nurbs.mesh | 73 +++++++++++++++++++++++++++
 miniapps/nurbs/meshes/cube.ref        |  4 ++
 4 files changed, 83 insertions(+)
 create mode 100644 miniapps/nurbs/meshes/cube-nurbs.mesh
 create mode 100644 miniapps/nurbs/meshes/cube.ref

diff --git a/miniapps/nurbs/CMakeLists.txt b/miniapps/nurbs/CMakeLists.txt
index d38e89d0b37..67ad20d7c88 100644
--- a/miniapps/nurbs/CMakeLists.txt
+++ b/miniapps/nurbs/CMakeLists.txt
@@ -110,6 +110,10 @@ if (MFEM_ENABLE_TESTING)
   add_test(NAME nurbs_ex1_two_cubes_autoedge_knot_insert
     COMMAND $<TARGET_FILE:nurbs_ex1> -no-vis
     -m ${PROJECT_SOURCE_DIR}/miniapps/nurbs/meshes/two-cubes-nurbs-autoedge.mesh -o 1 -r 3 -rf ${PROJECT_SOURCE_DIR}/miniapps/nurbs/meshes/two-cubes.ref)
+
+  add_test(NAME nurbs_ex1_periodic_3d
+    COMMAND $<TARGET_FILE:nurbs_ex1> -no-vis
+    -m ${PROJECT_SOURCE_DIR}/miniapps/nurbs/meshes/cube-nurbs.mesh -pm "1" -ps "2" -rf ${PROJECT_SOURCE_DIR}/miniapps/nurbs/meshes/cube.ref)
 endif()
 
 if (MFEM_USE_MPI)
diff --git a/miniapps/nurbs/makefile b/miniapps/nurbs/makefile
index 90072023b3d..abee7b305c1 100644
--- a/miniapps/nurbs/makefile
+++ b/miniapps/nurbs/makefile
@@ -70,6 +70,7 @@ EX1_ARGS_14 := -m $(MFEM_DIR)/miniapps/nurbs/meshes/two-squares-nurbs-autoedge.m
 EX1_ARGS_15 := -m $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes-nurbs.mesh -o 1 -r 3 -rf $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes.ref
 EX1_ARGS_16 := -m $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes-nurbs-rot.mesh -o 1 -r 3 -rf $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes.ref
 EX1_ARGS_17 := -m $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes-nurbs-autoedge.mesh -o 1 -r 3 -rf $(MFEM_DIR)/miniapps/nurbs/meshes/two-cubes.ref
+EX1_ARGS_18 := -m $(MFEM_DIR)/miniapps/nurbs/meshes/cube-nurbs.mesh -pm "1" -ps "2" -rf $(MFEM_DIR)/miniapps/nurbs/meshes/cube.ref
 
 nurbs_ex1-test-seq: nurbs_ex1
 	@$(call mfem-test,$<,, NURBS miniapp)
@@ -89,6 +90,7 @@ nurbs_ex1-test-seq: nurbs_ex1
 	@$(call mfem-test,$<,, NURBS miniapp,$(EX1_ARGS_15))
 	@$(call mfem-test,$<,, NURBS miniapp,$(EX1_ARGS_16))
 	@$(call mfem-test,$<,, NURBS miniapp,$(EX1_ARGS_17))
+	@$(call mfem-test,$<,, NURBS miniapp,$(EX1_ARGS_18))
 
 EX1PATCH_ARGS_1 := -incdeg 3 -ref 2 -iro 8 -patcha
 EX1PATCH_ARGS_2 := -incdeg 3 -ref 2 -iro 8 -patcha -pa
diff --git a/miniapps/nurbs/meshes/cube-nurbs.mesh b/miniapps/nurbs/meshes/cube-nurbs.mesh
new file mode 100644
index 00000000000..822519f23ef
--- /dev/null
+++ b/miniapps/nurbs/meshes/cube-nurbs.mesh
@@ -0,0 +1,73 @@
+MFEM NURBS mesh v1.0
+
+#
+# MFEM Geometry Types (see mesh/geom.hpp):
+#
+# SEGMENT     = 1
+# SQUARE      = 3
+# CUBE        = 5
+#
+
+dimension
+3
+
+elements
+1
+1 5 0 1 2 3 4 5 6 7
+
+boundary
+6
+1 3 3 2 1 0
+2 3 4 5 6 7
+3 3 0 1 5 4
+4 3 1 2 6 5
+5 3 2 3 7 6
+6 3 3 0 4 7
+
+edges
+12
+0 0 1
+0 3 2
+0 4 5
+0 7 6
+1 0 3
+1 1 2
+1 4 7
+1 5 6
+2 0 4
+2 1 5
+2 2 6
+2 3 7
+
+vertices
+8
+
+knotvectors
+3
+1 2 0 0 1 1
+1 2 0 0 1 1
+1 2 0 0 1 1
+
+weights
+1
+1
+1
+1
+1
+1
+1
+1
+
+FiniteElementSpace
+FiniteElementCollection: NURBS1
+VDim: 3
+Ordering: 1
+
+0 0 0
+1 0 0
+1 1 0
+0 1 0
+0 0 1
+1 0 1
+1 1 1
+0 1 1
diff --git a/miniapps/nurbs/meshes/cube.ref b/miniapps/nurbs/meshes/cube.ref
new file mode 100644
index 00000000000..401b5fe13de
--- /dev/null
+++ b/miniapps/nurbs/meshes/cube.ref
@@ -0,0 +1,4 @@
+3
+2 0.2 0.5
+1 0.5
+1 0.5