Add unit tests. Closes #517

Author: dcwhite

src/Core/Algorithms/DataIO/Tests/CMakeLists.txt

@@ -30,6 +30,7 @@ SET(Algorithms_DataIO_Tests_SRCS
   ReadMatrixTests.cc
   WriteMatrixTests.cc
   ReadTriSurfTests.cc
+  ReadWriteNrrdTests.cc
 )
 
 SCIRUN_ADD_UNIT_TEST(Algorithms_DataIO_Tests
@@ -40,6 +41,7 @@ TARGET_LINK_LIBRARIES(Algorithms_DataIO_Tests
   Algorithms_DataIO
   Core_Datatypes
   Testing_Utils
+  Core_IEPlugin
   gtest_main
   gtest
   gmock

src/Core/Algorithms/DataIO/Tests/ReadWriteNrrdTests.cc

@@ -0,0 +1,129 @@
+/*
+   For more information, please see: http://software.sci.utah.edu
+
+   The MIT License
+
+   Copyright (c) 2012 Scientific Computing and Imaging Institute,
+   University of Utah.
+
+   License for the specific language governing rights and limitations under
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included
+   in all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+   DEALINGS IN THE SOFTWARE.
+*/
+
+#include <Testing/Utils/SCIRunUnitTests.h>
+#include <Core/IEPlugin/NrrdField_Plugin.h>
+#include <Core/Datatypes/Legacy/Field/Field.h>
+#include <Core/Datatypes/Legacy/Field/VMesh.h>
+
+using namespace SCIRun;
+using namespace SCIRun::Core;
+using namespace SCIRun::Core::Datatypes;
+using namespace SCIRun::TestUtils;
+
+namespace
+{
+  boost::filesystem::path testNrrd = TestResources::rootDir() / "ToolKits" / "FwdInvToolbox" / "pot_based_FEM_forward" / "Segmentation.nrrd";
+  boost::filesystem::path testNrrdHeader = TestResources::rootDir() / "Fields" / "nrrd" / "fieldOut.nhdr";
+}
+
+TEST(ReadNrrdTests, CanReadFullNrrdFile)
+{
+  auto field = NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(18869130, field->vmesh()->num_nodes());
+  EXPECT_EQ(18620000, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(ReadNrrdTests, CanReadNrrdHeaderFile)
+{
+  auto field = NrrdToField_reader(nullptr, testNrrdHeader.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(19120104, field->vmesh()->num_nodes());
+  EXPECT_EQ(18869130, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(ReadNrrdTests, CanReadNrrdFile_Nodal)
+{
+  auto field = Nodal_NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(18869130, field->vmesh()->num_nodes());
+  EXPECT_EQ(18620000, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(ReadNrrdTests, CanReadNrrdFile_Modal)
+{
+  auto field = Modal_NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(19120104, field->vmesh()->num_nodes());
+  EXPECT_EQ(18869130, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(ReadNrrdTests, CanReadNrrdFile_IPNodal)
+{
+  auto field = IPNodal_NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(18869130, field->vmesh()->num_nodes());
+  EXPECT_EQ(18620000, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(ReadNrrdTests, CanReadNrrdFile_IPModal)
+{
+  auto field = IPModal_NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(19120104, field->vmesh()->num_nodes());
+  EXPECT_EQ(18869130, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+}
+
+TEST(WriteNrrdTests, CanWriteNrrdFile)
+{
+  auto field = NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(18869130, field->vmesh()->num_nodes());
+  EXPECT_EQ(18620000, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+
+  boost::filesystem::path out(TestResources::rootDir() / "TransientOutput" / "fieldOutUnit.nrrd");
+  ASSERT_TRUE(FieldToNrrd_writer(nullptr, field, out.string().c_str()));
+}
+
+TEST(WriteNrrdTests, CanWriteNrrdFileHeader)
+{
+  auto field = NrrdToField_reader(nullptr, testNrrd.string().c_str());
+
+  ASSERT_TRUE(field != nullptr);
+  EXPECT_EQ(18869130, field->vmesh()->num_nodes());
+  EXPECT_EQ(18620000, field->vmesh()->num_elems());
+  EXPECT_EQ(1, field->vmesh()->basis_order());
+
+  boost::filesystem::path out(TestResources::rootDir() / "TransientOutput" / "fieldOutUnitHeader.nhdr");
+  ASSERT_TRUE(FieldToNrrd_writer(nullptr, field, out.string().c_str()));
+}

src/Core/IEPlugin/NrrdField_Plugin.cc

@@ -29,7 +29,6 @@
 
 #include <Core/Algorithms/Legacy/DataIO/DataIOAlgo.h>
 #include <Core/Algorithms/Legacy/Converter/ConverterAlgo.h>
-#include <Core/ImportExport/Field/FieldIEPlugin.h>
 #include <Core/IEPlugin/NrrdField_Plugin.h>
 
 using namespace SCIRun;