Add spec for RuleVersionsPresenter

spec/ameba/presenter/rule_versions_presenter_spec.cr

@@ -0,0 +1,33 @@
+require "../../spec_helper"
+
+module Ameba
+  private def with_rule_versions_presenter(&)
+    with_presenter(Presenter::RuleVersionsPresenter) do |presenter, io|
+      rules = Config.load.rules
+      presenter.run(rules)
+
+      output = io.to_s
+      output = Formatter::Util.deansify(output).to_s
+
+      yield rules, output, presenter
+    end
+  end
+
+  describe Presenter::RuleVersionsPresenter do
+    it "outputs rule versions" do
+      with_rule_versions_presenter do |_rules, output|
+        output.should contain <<-TEXT
+          - 0.1.0
+            - Layout/LineLength
+            - Layout/TrailingBlankLines
+            - Layout/TrailingWhitespace
+            - Lint/ComparisonToBoolean
+            - Lint/DebuggerStatement
+            - Lint/LiteralInCondition
+            - Lint/LiteralInInterpolation
+            - Style/UnlessElse
+          TEXT
+      end
+    end
+  end
+end