Move build and testing out of the Dockerfile

Add a test script which will build and run the test suite inside the
docker image so that the docker image can be used for development.

Author: jonas

.travis.yml

@@ -4,8 +4,7 @@ compiler: gcc
 
 script:
  - docker-compose build $TEST_ENV
- - docker run --rm -ti scala-native-bindgen:$TEST_ENV /usr/include/ctype.h -name ctype --
- - docker-compose run --rm sbt-test
+ - docker-compose run $TEST_ENV
 
 matrix:
   include:

Dockerfile

@@ -11,6 +11,7 @@ RUN set -x \
  && rm -rf /var/lib/apt/lists/*
 
 ARG LLVM_VERSION=6.0
+ENV LLVM_VERSION=$LLVM_VERSION
 # LLVM dev versions do not have a "-x.y" version suffix.
 ARG LLVM_DEB_COMPONENT=-$LLVM_VERSION
 RUN set -x \
@@ -21,8 +22,4 @@ RUN set -x \
  && apt install -y clang-$LLVM_VERSION libclang-$LLVM_VERSION-dev \
  && rm -rf /var/lib/apt/lists/*
 
-WORKDIR /src/target
-COPY . /src
-RUN cmake .. && make VERBOSE=1
-
-ENTRYPOINT ["/src/target/scalaBindgen"]
+WORKDIR /src

docker-compose.yml

@@ -2,38 +2,41 @@ version: '3'
 
 services:
   ubuntu-18.04-llvm-dev:
-    image: scala-native-bindgen:ubuntu-18.04-llvm-dev
+    image: scalabindgen/scala-native-bindgen:ubuntu-18.04-llvm-dev
     build:
       context: .
       args:
         - UBUNTU_VERSION=18.04
         - LLVM_VERSION=7
         - LLVM_DEB_COMPONENT=
+    command: scripts/test.sh
+    volumes:
+      - .:/src
+      - ${HOME}/.ivy2:/root/.ivy2
+      - ${HOME}/.sbt:/root/.sbt
 
   ubuntu-18.04-llvm-6.0:
-    image: scala-native-bindgen:ubuntu-18.04-llvm-6.0
+    image: scalabindgen/scala-native-bindgen:ubuntu-18.04-llvm-6.0
     build:
       context: .
       args:
         - UBUNTU_VERSION=18.04
         - LLVM_VERSION=6.0
+    command: scripts/test.sh
+    volumes:
+      - .:/src
+      - ${HOME}/.ivy2:/root/.ivy2
+      - ${HOME}/.sbt:/root/.sbt
 
   ubuntu-18.04-llvm-5.0:
-    image: scala-native-bindgen:ubuntu-18.04-llvm-5.0
+    image: scalabindgen/scala-native-bindgen:ubuntu-18.04-llvm-5.0
     build:
       context: .
       args:
         - UBUNTU_VERSION=18.04
         - LLVM_VERSION=5.0
-
-  sbt-test:
-    image: scala-native-bindgen:${TEST_ENV}
-    entrypoint: 
-    - sh
-    - -c
-    - |
-      cd /src/tests
-      sbt compile test
+    command: scripts/test.sh
     volumes:
+      - .:/src
       - ${HOME}/.ivy2:/root/.ivy2
       - ${HOME}/.sbt:/root/.sbt

scripts/test.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+# Bash strict mode
+# http://redsymbol.net/articles/unofficial-bash-strict-mode/
+set -euo pipefail
+IFS=$'\n\t'
+
+if [[ ! -e target/.llvm-version ]] || [[ "$(<target/.llvm-version)" != "${LLVM_VERSION:-}" ]]; then
+  rm -rf target
+  mkdir -p target
+  echo "${LLVM_VERSION:-}" > target/.llvm-version
+  (cd target && cmake ..)
+  make -C target
+fi
+
+cd tests
+sbt "${@:-test}"