CI: Switch from Travis CI to GitHub Actions, use Docker for CrateDB

Author: amotl

.github/workflows/tests.yml

@@ -0,0 +1,50 @@
+name: Tests
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest ] # , windows-latest ]
+        ruby-version: [ "2.6", "2.7", "3.0", "3.1" ]
+
+    services:
+      cratedb:
+        image: crate/crate:nightly
+        ports:
+          - 44200:4200
+
+    name: Ruby ${{ matrix.ruby-version }} on OS ${{ matrix.os }}
+    steps:
+
+      - name: Acquire sources
+        uses: actions/checkout@v3
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+          architecture: x64
+
+      - name: Caching of Ruby gems
+        uses: actions/cache@v3
+        id: cache-gems
+        with:
+          path: vendor/bundle
+          key: gems-os=${{ matrix.os }}-ruby=${{ matrix.ruby-version }}-${{ hashFiles('**/Gemfile.lock') }}
+
+      - name: Bundle install
+        run: |
+          gem install bundler
+          bundle config path vendor/bundle
+          bundle install
+
+      - name: Run tests
+        run: bundle exec rspec
+
+      #- name: Run rubocop
+      #  run: bundle exec rubocop

.travis.yml

@@ -1,3 +1,19 @@
+# Run tests
+
+Run CrateDB on port 44200.
+```shell
+docker run --rm -it --publish=44200:4200 crate:5.1.1 \
+  -Cdiscovery.type=single-node \
+  -Ccluster.routing.allocation.disk.threshold_enabled=false
+```
+
+Install project and invoke test suite.
+```shell
+bundle install
+bundle exec rspec
+```
+
+
 # Release Process
 
 Business as usual, but in case you forgot, here it is.
@@ -6,9 +22,8 @@ Business as usual, but in case you forgot, here it is.
 * update `history.txt` to reflect the changes of this release
 * Do the traditional trinity of:
 
-```ruby
+```shell
 gem update --system
 gem build gem build activerecord-crate-adapter.gemspec
 gem push activerecord-crate-adapter-<version>.gem
 ```
-

DEVELOP.md

@@ -123,13 +123,7 @@ Crate does not support Joins (yet) so joins won't work.
 
 ## Tests
 
-Start up the crate server before running the tests
-
-    ruby spec/test_server.rb /path/to/crate
-
-Then run tests with
-
-    bundle exec rspec spec
+See [DEVELOP.md](DEVELOP.md).
 
 
 ## Contributing