chore(ci): switch to github actions

When this project was first started, Github Actions were not an
option. Now that they are, and that teamcity is less accessible
(lesser used, needs connection, ci link is not up to date), we
are switching to gh actions.

Fixes #279

.github/workflows/ci.yml

@@ -0,0 +1,86 @@
+# Inspired from:
+# - https://github.com/cockroachdb/sqlalchemy-cockroachdb/blob/master/.github/workflows/ci.yml
+# - https://github.com/rgeo/activerecord-postgis-adapter/blob/master/.github/workflows/tests.yml
+name: Test
+
+on:
+  # Triggers the workflow on push or pull request events.
+  push:
+    # This should disable running the workflow on tags, according to the
+    # on.<push|pull_request>.<branches|tags> GitHub Actions docs.
+    branches:
+      - "*"
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# This allows a subsequently queued workflow run to interrupt previous runs.
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        crdb: [v23.1.5]
+        ruby: [ruby-head]
+    name: Test (crdb=${{ matrix.crdb }} ruby=${{ matrix.ruby }})
+    steps:
+      - name: Set Up Actions
+        uses: actions/checkout@v3
+      - name: Install GEOS
+        run: sudo apt-get install libgeos-dev
+      - name: Set Up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+           ruby-version: ${{ matrix.ruby }}
+           bundler-cache: true
+      - name: Install and Start Cockroachdb
+        run: |
+          # Download CockroachDB
+          wget -qO- https://binaries.cockroachdb.com/cockroach-${{ matrix.crdb }}.linux-amd64.tgz | tar xvz
+
+          export PATH=./cockroach-${{ matrix.crdb }}.linux-amd64/:$PATH
+          readonly urlfile=cockroach-url
+
+          # Start a CockroachDB server and wait for it to become ready.
+          rm -f "$urlfile"
+          rm -rf cockroach-data
+          # Start CockroachDB.
+          cockroach start-single-node --max-sql-memory=25% --cache=25% --insecure --host=localhost --spatial-libs=./cockroach-${{ matrix.crdb }}.linux-amd64/lib --listening-url-file="$urlfile" >/dev/null 2>&1 &
+          # Ensure CockroachDB is stopped on script exit.
+          # Wait until CockroachDB has started.
+          for i in {0..3}; do
+            [[ -f "$urlfile" ]] && break
+            backoff=$((2 ** i))
+            echo "server not yet available; sleeping for $backoff seconds"
+            sleep $backoff
+          done
+          cockroach sql --insecure -e "
+            CREATE DATABASE activerecord_unittest;
+            CREATE DATABASE activerecord_unittest2;
+            SET CLUSTER SETTING sql.stats.automatic_collection.enabled = false;
+            SET CLUSTER SETTING sql.stats.histogram_collection.enabled = false;
+            SET CLUSTER SETTING jobs.retention_time = '180s';
+            SET CLUSTER SETTING sql.defaults.experimental_alter_column_type.enabled = 'true';
+
+            ALTER RANGE default CONFIGURE ZONE USING num_replicas = 1, gc.ttlseconds = 30;
+            ALTER TABLE system.public.jobs CONFIGURE ZONE USING num_replicas = 1, gc.ttlseconds = 30;
+            ALTER RANGE meta CONFIGURE ZONE USING num_replicas = 1, gc.ttlseconds = 30;
+            ALTER RANGE system CONFIGURE ZONE USING num_replicas = 1, gc.ttlseconds = 30;
+            ALTER RANGE liveness CONFIGURE ZONE USING num_replicas = 1, gc.ttlseconds = 30;
+
+            SET CLUSTER SETTING kv.range_merge.queue_interval = '50ms';
+            SET CLUSTER SETTING kv.raft_log.disable_synchronization_unsafe = 'true';
+            SET CLUSTER SETTING jobs.registry.interval.cancel = '180s';
+            SET CLUSTER SETTING jobs.registry.interval.gc = '30s';
+            SET CLUSTER SETTING kv.range_split.by_load_merge_delay = '5s';
+
+            SET CLUSTER SETTING sql.defaults.experimental_temporary_tables.enabled = 'true';
+          "
+      - name: Test
+        run: bundle exec rake test

Gemfile

@@ -14,7 +14,7 @@ module RailsTag
 
     def gemspec_requirement
       File
-        .foreach("activerecord-cockroachdb-adapter.gemspec", chomp: true)
+        .foreach(File.expand_path("activerecord-cockroachdb-adapter.gemspec", __dir__), chomp: true)
         .find { _1[/add_dependency\s.activerecord.,\s.(.*)./] }
 
       Gem::Requirement.new(Regexp.last_match(1))

test/cases/adapters/postgresql/active_schema_test.rb

@@ -64,8 +64,8 @@ def test_add_index
     end
 
     private
-      def method_missing(method_symbol, *arguments)
-        ActiveRecord::Base.connection.send(method_symbol, *arguments)
+      def method_missing(...)
+        ActiveRecord::Base.connection.send(...)
       end
   end
 end

test/cases/connection_adapters/schema_cache_test.rb

@@ -15,7 +15,7 @@ def setup
       # See test/excludes/ActiveRecord/ConnectionAdapters/SchemaCacheTest.rb
       def test_yaml_loads_5_1_dump
         body = File.open(schema_dump_path).read
-        cache = YAML.load(body)
+        cache = YAML.unsafe_load(body)
 
         assert_no_queries do
           assert_equal 11, cache.columns("posts").size
@@ -32,7 +32,7 @@ def test_yaml_loads_5_1_dump
       # See test/excludes/ActiveRecord/ConnectionAdapters/SchemaCacheTest.rb
       def test_yaml_loads_5_1_dump_without_indexes_still_queries_for_indexes
         body = File.open(schema_dump_path).read
-        @cache = YAML.load(body)
+        @cache = YAML.unsafe_load(body)
 
         # Simulate assignment in railtie after loading the cache.
         old_cache, @connection.schema_cache = @connection.schema_cache, @cache
@@ -51,7 +51,7 @@ def test_yaml_loads_5_1_dump_without_indexes_still_queries_for_indexes
       # See test/excludes/ActiveRecord/ConnectionAdapters/SchemaCacheTest.rb
       def test_yaml_loads_5_1_dump_without_database_version_still_queries_for_database_version
         body = File.open(schema_dump_path).read
-        @cache = YAML.load(body)
+        @cache = YAML.unsafe_load(body)
 
         # Simulate assignment in railtie after loading the cache.
         old_cache, @connection.schema_cache = @connection.schema_cache, @cache

test/cases/helper_cockroachdb.rb

@@ -1,5 +1,5 @@
-require 'bundler/setup'
-Bundler.require :development
+require 'bundler'
+Bundler.setup
 
 # Turn on debugging for the test environment
 ENV['DEBUG_COCKROACHDB_ADAPTER'] = "1"

test/support/rake_helpers.rb

@@ -12,7 +12,7 @@ def test_files
     ar_test_files = ENV.fetch('TEST_FILES_AR', '')
     cr_test_files = ENV.fetch('TEST_FILES', '')
 
-    return all_test_file if ar_test_files.empty? && cr_test_files.empty?
+    return all_test_files if ar_test_files.empty? && cr_test_files.empty?
 
     ar_test_files = ar_test_files.
       split(',').