Add CDash link to readme and add a rough draft Travis CI yaml file.

.travis.yml

@@ -0,0 +1,73 @@
+language: cpp
+sudo: false
+
+# Use Linux unless specified otherwise
+os: linux
+dist: xenial
+
+# All environments to test
+matrix:
+  include:
+    - env:
+        - CXX_COMPILER=g++-7
+        - C_COMPILER=gcc-7
+        - Fortran_COMPILER=gfortran
+        - MPI_CXX_COMPILER=mpicxx
+        - MPI_C_COMPILER=mpicc
+        - MPI_Fortran_COMPILER=mpifort
+        - BUILD_TYPE=Release
+      addons: &mpich
+        apt:
+          packages:
+            - g++-7
+            - gcc-7
+            - gfortran
+            - mpich
+            - libmpich-dev
+            - python3.6
+            - python3.6-venv
+          sources:
+            - ubuntu-toolchain-r-test
+            - deadsnakes
+
+install:
+  # Set the ${CXX} variable properly
+  - export CXX=${CXX_COMPILER}
+  - export CC=${C_COMPILER}
+  - ${CXX} --version
+  - ${CC} --version
+
+  # Travis machines have 2 cores
+  - export JOBS=2
+
+  # Dependencies required by the CI are installed in ${TRAVIS_BUILD_DIR}/deps/
+  - DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
+  - mkdir -p "${DEPS_DIR}"
+  - cd "${DEPS_DIR}"
+
+  # Install python dependencies in virtual environment
+  - python3.6 -m venv env
+  - source env/bin/activate
+  - pip3 install matplotlib numpy nose pandas
+
+  # Install a recent CMake (unless already installed on OS X)
+  - CMAKE_VERSION=3.15.5
+  - |
+    if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
+      CMAKE_URL="https://cmake.org/files/v${CMAKE_VERSION%.[0-9]}/cmake-${CMAKE_VERSION}-Linux-x86_64.tar.gz"
+      mkdir cmake && travis_retry wget --no-check-certificate -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
+      export PATH=${DEPS_DIR}/cmake/bin:${PATH}
+    else
+      brew install cmake || brew upgrade cmake
+    fi
+  - cmake --version
+
+before_script:
+  # have CMake to generate build files
+  - cd "${TRAVIS_BUILD_DIR}"
+  - mkdir build && cd build
+  - cmake -DCMAKE_INSTALL_PREFIX:PATH=./install -DCMAKE_BUILD_TYPE:STRING=$BUILD_TYPE -DAMR_WIND_ENABLE_MPI:BOOL=ON -DCMAKE_CXX_COMPILER:STRING=$MPI_CXX_COMPILER -DCMAKE_C_COMPILER:STRING=$MPI_C_COMPILER -DCMAKE_Fortran_COMPILER:STRING=$MPI_Fortran_COMPILER -DAMR_WIND_ENABLE_TESTS:BOOL=ON -DAMR_WIND_TEST_WITH_FEXTREMA:BOOL=ON ..
+
+script:
+  # Build the tests and run tests only if built successfully
+  - cmake --build . -- -j${JOBS} && ctest --output-on-failure -j${JOBS}

README.md

@@ -10,4 +10,8 @@ library](https://amrex-codes.github.io/amrex/), and is a wind-focused fork of
 
 The AMR-Wind documentation website is located [here](http://amr-wind.readthedocs.io/en/latest/).
 
+### Nightly Testing Status
+
+[![CDash Logo](https://github.com/NaluCFD/Nalu/wiki/images/cDashLogo.gif)](http://my.cdash.org/index.php?project=AMR-Wind)
+
 [![Powered by AMReX](https://amrex-codes.github.io/badges/powered%20by-AMReX-red.svg)](https://amrex-codes.github.io/amrex/)