Update Ruby to 3.0.2

.github/workflows/rubocop.yml

@@ -14,9 +14,9 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up Ruby
-        uses: ruby/setup-ruby@e27aee156d42e38ff8a4c2fc97b125c4087cbcc7
+        uses: ruby/setup-ruby@a2b2637a7c796d83d566fc82853156d4372b0f60
         with:
-          ruby-version: 2.6.6
+          ruby-version: 3.0.2
           bundler-cache: true
 
       - name: Install gems

.github/workflows/tests.yml

@@ -16,9 +16,9 @@ jobs:
 
       # Setup Ruby - this needs to match the version in the Gemfile
       - name: Set up Ruby
-        uses: ruby/setup-ruby@e27aee156d42e38ff8a4c2fc97b125c4087cbcc7
+        uses: ruby/setup-ruby@a2b2637a7c796d83d566fc82853156d4372b0f60
         with:
-          ruby-version: 2.6.6
+          ruby-version: 3.0.2
           bundler-cache: true
 
       # Setup code climate

.ruby-version

@@ -1 +1 @@
-ruby-2.6.6
+ruby-3.0.2

Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:2.5-alpine
+FROM ruby:3.0.2-alpine
 
 RUN apk update && apk upgrade && \
     apk add --no-cache bash git openssh && \
@@ -10,7 +10,7 @@ RUN wget -P /usr/local/bin https://github.com/exercism/tooling-webserver/release
 WORKDIR /opt/test-runner
 
 COPY Gemfile Gemfile.lock ./
-RUN gem install bundler:2.1.4 && \
+RUN gem install bundler:2.2.29 && \
     bundle config set without 'development test' && \
     bundle install
 

Gemfile

@@ -5,9 +5,11 @@ git_source(:github) do |repo_name|
   "https://github.com/#{repo_name}.git"
 end
 
-gem 'mandate'
+ruby '3.0.2'
+
+gem "mandate", "~> 1.0.0"
 gem 'rake'
-gem 'json'
+gem 'json', '~> 2.6.1'
 gem 'minitest', '~> 5.11.3'
 
 gem 'parser'

Gemfile.lock

@@ -1,16 +1,16 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    ast (2.4.1)
+    ast (2.4.2)
     coderay (1.1.3)
     docile (1.3.2)
-    json (2.2.0)
-    mandate (0.3.0)
+    json (2.6.1)
+    mandate (1.0.0)
     method_source (1.0.0)
     minitest (5.11.3)
     mocha (1.11.2)
     parallel (1.19.2)
-    parser (2.7.1.4)
+    parser (3.0.2.0)
       ast (~> 2.4.1)
     pry (0.13.1)
       coderay (~> 1.1)
@@ -46,8 +46,8 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  json
-  mandate
+  json (~> 2.6.1)
+  mandate (~> 1.0.0)
   minitest (~> 5.11.3)
   mocha
   parser
@@ -59,5 +59,8 @@ DEPENDENCIES
   rubocop-performance
   simplecov (~> 0.17.0)
 
+RUBY VERSION
+   ruby 3.0.2p107
+
 BUNDLED WITH
-   2.1.4
+   2.2.29

README.md

@@ -17,10 +17,15 @@ For example:
 Before running the tests, first install the dependencies:
 
 ```bash
+bundle config set --local with 'test'
 bundle install
 ```
 
-Then, run the following command to run the tests:
+Then, in [test/test_helper.rb](test/test_helper.rb),
+comment the "Production command" `system(…)` out
+and uncomment either of the "Testing commands".
+
+Lastly, run the following command to run the tests:
 
 ```bash
 bundle exec rake test

test/fixtures/pass_ruby_3_syntax/input/ruby_3_syntax.rb

@@ -0,0 +1,10 @@
+# See section "Other Notable New Features"
+# in https://www.ruby-lang.org/en/news/2020/12/25/ruby-3-0-0-released/
+class Ruby3Syntax
+  def self.rightward_assign
+    'is fun' => exercism
+    return exercism
+  end
+
+  def self.endless_methods = 'are fun'
+end

test/fixtures/pass_ruby_3_syntax/input/ruby_3_syntax_test.rb

@@ -0,0 +1,14 @@
+require 'minitest/autorun'
+require_relative 'ruby_3_syntax'
+
+# minimal set of:
+# Common test data version: 1.6.0 42b9d45
+class Ruby3SyntaxTest < Minitest::Test
+  def test_rightward_assign
+    assert_equal Ruby3Syntax.rightward_assign, 'is fun'
+  end
+
+  def test_endless_method_def
+    assert_equal Ruby3Syntax.endless_methods, 'are fun'
+  end
+end

test/test_helper.rb

@@ -61,7 +61,7 @@ def run_test_runner(input_dir, output_dir)
     # exec("bin/run.sh two_fer #{input_dir} #{output_dir}")
     # system("bin/run.sh two_fer #{input_dir} #{output_dir}")
 
-    # Main command
+    # Production command
     system("bin/run.sh two_fer #{input_dir} #{output_dir}", out: "/dev/null", err: "/dev/null")
   end
 end

test/test_runner_test.rb

@@ -29,6 +29,29 @@ def test_pass
     )
   end
 
+  def test_pass_ruby_3
+    assert_fixture(
+      :pass_ruby_3_syntax,
+      {
+        version: 2,
+        status: :pass,
+        message: nil,
+        tests: [
+          {
+            name: "Rightward assign",
+            status: :pass,
+            test_code: %(assert_equal Ruby3Syntax.rightward_assign, 'is fun')
+          },
+          {
+            name: "Endless method def",
+            status: :pass,
+            test_code: %(assert_equal Ruby3Syntax.endless_methods, 'are fun')
+          }
+        ]
+      }
+    )
+  end
+
   def test_fail
     assert_fixture(
       :fail, {
@@ -108,7 +131,7 @@ def test_syntax_errors_in_tests
         ,'This is meant to be a syntax...
         ^
       SYNTAX_ERRORS
-      assert_equal expected.strip, actual['message']
+      assert_equal expected, actual['message']
 
       assert_test_run_exited_cleanly
     end
@@ -124,7 +147,7 @@ def test_syntax_errors_in_code
         end,A stray comma
            ^
       SYNTAX_ERRORS
-      assert_equal expected.strip, actual['message']
+      assert_equal expected, actual['message']
 
       assert_test_run_exited_cleanly
     end