Try installing NJOY on Travis, separate things into scripts

.travis.yml

@@ -8,18 +8,29 @@ addons:
   apt:
     packages:
     - gfortran
-    - g++
     - mpich
     - libmpich-dev
 cache:
   directories:
   - $HOME/nndc_hdf5
+  - $HOME/endf-b-vii.1
 env:
-  - OPENMC_CONFIG="check_source"
-  - OPENMC_CONFIG="^hdf5-debug$"
-  - OPENMC_CONFIG="^omp-hdf5-debug$"
-  - OPENMC_CONFIG="^mpi-hdf5-debug$"
-  - OPENMC_CONFIG="^phdf5-debug$"
+  global:
+    - FC=gfortran
+    - MPI_DIR=/usr
+    - PHDF5_DIR=/usr
+    - HDF5_DIR=/usr
+    - OMP_NUM_THREADS=2
+    - OPENMC_CROSS_SECTIONS=$HOME/nndc_hdf5/cross_sections.xml
+    - OPENMC_ENDF_DATA=$HOME/endf-b-vii.1
+    - OPENMC_MULTIPOLE_LIBRARY=$HOME/multipole_lib
+    - PATH=$PATH:$HOME/NJOY2016/build
+  matrix:
+    - OPENMC_CONFIG="check_source"
+    - OPENMC_CONFIG="^hdf5-debug$"
+    - OPENMC_CONFIG="^omp-hdf5-debug$"
+    - OPENMC_CONFIG="^mpi-hdf5-debug$"
+    - OPENMC_CONFIG="^phdf5-debug$"
 
 # We aren't testing the check_source script so just run it with Python 3.
 matrix:
@@ -32,37 +43,18 @@ before_install:
       sudo add-apt-repository ppa:nschloe/hdf5-backports -y;
       sudo apt-get update -q;
       sudo apt-get install libhdf5-serial-dev libhdf5-mpich-dev -y;
-      export FC=gfortran;
-      export MPI_DIR=/usr;
-      export PHDF5_DIR=/usr;
-      export HDF5_DIR=/usr;
     fi
 
 install:
   - if [[ $OPENMC_CONFIG != "check_source" ]]; then
+      ./tools/ci/travis-install-njoy.sh
       pip install numpy cython;
       pip install --upgrade pytest;
       pip install -e .[test];
     fi
 
 before_script:
-  - if [[ $OPENMC_CONFIG != "check_source" ]]; then
-      if [[ ! -e $HOME/nndc_hdf5/cross_sections.xml ]]; then
-        wget https://anl.box.com/shared/static/a6sw2cep34wlz6b9i9jwiotaqoayxcxt.xz -O - | tar -C $HOME -xvJ;
-      fi;
-      export OPENMC_CROSS_SECTIONS=$HOME/nndc_hdf5/cross_sections.xml;
-      git clone --branch=master git://github.com/smharper/windowed_multipole_library.git wmp_lib;
-      tar xzvf wmp_lib/multipole_lib.tar.gz;
-      export OPENMC_MULTIPOLE_LIBRARY=$PWD/multipole_lib;
-    fi
+  - ./tools/ci/travis-before-script.sh
 
 script:
-  - cd tests
-  - export OMP_NUM_THREADS=2
-  - if [[ $OPENMC_CONFIG == "check_source" ]]; then
-      ./check_source.py;
-    else
-      ./run_tests.py -C $OPENMC_CONFIG -j 2 &&
-      pytest --cov=../openmc -v unit_tests/;
-    fi
-  - cd ..
+  - ./tools/ci/travis-script.sh

tools/ci/travis-before-script.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -ex
+if [[ $OPENMC_CONFIG != "check_source" ]]; then
+    # Download NNDC HDF5 data
+    if [[ ! -e $HOME/nndc_hdf5/cross_sections.xml ]]; then
+        wget https://anl.box.com/shared/static/a6sw2cep34wlz6b9i9jwiotaqoayxcxt.xz -O - | tar -C $HOME -xvJ
+    fi
+
+    # Download ENDF/B-VII.1 distribution
+    if [[ ! -d $HOME/endf-b-vii.1/neutrons ]]; then
+        wget https://anl.box.com/shared/static/4kd2gxnf4gtk4w1c8eua5fsua22kvgjb.xz -O - | tar -C $HOME -xvJ
+    fi
+
+    # Download multipole library
+    git clone --branch=master git://github.com/smharper/windowed_multipole_library.git wmp_lib
+    tar -C $HOME -xzvf wmp_lib/multipole_lib.tar.gz
+fi

tools/ci/travis-install-njoy.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+set -ex
+cd $HOME
+git clone https://github.com/njoy/NJOY2016
+cd NJOY2016
+sed -i -e 's/5\.1/4.8/' CMakeLists.txt
+mkdir build && cd build
+cmake .. && make 2>/dev/null && sudo make install

tools/ci/travis-script.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+set -ex
+cd tests
+if [[ $OPENMC_CONFIG == "check_source" ]]; then
+    ./check_source.py;
+else
+    ./run_tests.py -C $OPENMC_CONFIG -j 2
+    pytest --cov=../openmc -v unit_tests/
+fi