Fixing Travis, adding docker file

.travis.yml

@@ -1,20 +1,9 @@
-language: cpp
-compiler: gcc
-os: linux
+language: generic
+
 sudo: required
-dist: artful
-before_install:
-  - sudo add-apt-repository "deb http://archive.ubuntu.com/ubuntu/ artful main restricted universe multiverse" -y
-  - sudo apt-get -qq update
-  - sudo apt-get full-upgrade apt
-  - sudo apt-get install -y cmake casacore-dev libgsl0-dev libboost-system-dev libboost-filesystem-dev libboost-test-dev
 
-script:
-# Not all tests are run, because some fail on travisci because they run out of the (restricted) memory requirements of Travis.
-  - mkdir build
-    && cd build
-    && cmake -DCMAKE_BUILD_TYPE=Debug ..
-    && make
-    && sudo make install
-    && make runtests
-    && ./runtests -t encode_example,bytepacking,dithering,timeblock_encoder
+services:
+  - docker
+
+before_install:
+- docker build -f .travis/Dockerfile .

.travis/Dockerfile

@@ -0,0 +1,16 @@
+FROM kernsuite/base:4
+
+RUN export DEBIAN_FRONTEND=noninteractive && apt-get update && \
+    apt-get install -y \
+    casacore-data casacore-dev \
+    libboost-test-dev libboost-system-dev libboost-filesystem-dev \
+    cmake \
+    build-essential \
+    libgsl-dev pkg-config
+
+ADD . /src
+WORKDIR /src
+
+RUN mkdir /build && cd /build && cmake ../src
+
+RUN cd /build && make -j2 && make install && make check -j2