Dockerfile-testing

FROM docker.io/node:8-stretch as builder

ARG DEBIAN_FRONTEND=noninteractive

# Chromium is an headless browser that will let us run or front tests
RUN apt-get update \
    && apt-get install -y chromium

ENV CHROME_BIN=chromium

# Copy package.json first allow to cache the modules
COPY ./package.json /app/package.json
RUN cd /app; npm install
COPY . /app

WORKDIR /app

# run the test command defined in the package.json
RUN npm run test:ci

FROM nginx

COPY --from=builder /app/coverage /usr/share/nginx/html/coverage
COPY --from=builder /app/tests /usr/share/nginx/html/tests