Add Dockerfile.test to enable testing with Docker

Dockerfile.test

@@ -0,0 +1,38 @@
+FROM debian:latest
+
+ENV HOME /home/dev
+
+WORKDIR /home/dev/code/Nexus
+
+VOLUME /home/dev/.Nexus
+
+RUN apt-get update && apt-get -y --no-install-recommends install \
+     build-essential \
+     ca-certificates \
+     git \
+     libboost-all-dev \
+     libdb-dev \
+     libdb++-dev \
+     libgmp3-dev \
+     libminiupnpc-dev \
+     libqrencode-dev \
+     libqt4-dev \
+     libssl-dev \
+     psmisc \
+     qt4-default \
+     qt4-qmake \
+     screen \
+     vim \
+     && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+COPY . /home/dev/code/Nexus
+
+RUN cp makefile.unix Makefile && USE_LLD=1 make -j$(nproc) && rm -f Makefile
+
+RUN qmake nexus-qt.pro "RELEASE=1" "USE_UPNP=-" "USE_LLD=1" && make -j$(nproc)
+
+RUN cd qa/smoke && /bin/bash setup-two-local-test-nodes.sh
+
+RUN cd /home/dev/code && git clone https://github.com/Nexusoft/PrimeSoloMiner.git && cd PrimeSoloMiner && ln -s makefile.unix Makefile && make -j$(nproc)
+
+CMD /bin/bash qa/smoke/start-local-testnet.sh

qa/smoke/README.md

@@ -17,6 +17,30 @@ in your ~/.Nexus/ directory.
 
 If you choose to do this be careful not to run any other instances of nexus on this computer.
 
+# Docker
+
+You can run a test environment using Docker.
+
+Change into the directory containing Dockerfile.test - this is currently the root directory of this project (two levels down from this readme).
+
+To build:
+
+```Bash
+docker build -t nexus-test-build -f Dockerfile.test .
+```
+
+To run:
+
+```Bash
+docker run -it  nexus-test-build bash
+```
+
+From inside, run this command to start two nexus daemons and the prime solo miner:
+
+```Bash
+/bin/bash /home/dev/code/Nexus/qa/smoke/start-local-testnet.sh
+```
+
 # Local Nexus smoke testing info.
 
 The other scripts in this directory are designed help you smoke test nexus locally.

qa/smoke/start-local-testnet.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -vex
+
+echo "starting local regression test nodes"
+
+cd /home/dev/nexustest
+
+cd testnet1
+
+./run-test-nexus.sh &
+
+cd ../testnet2
+
+./run-test-nexus.sh &
+
+cd $HOME/code/Nexus/qa/smoke
+
+./startminerfortest.sh &
+
+exit 0