Add test for the RubySeries

Author: Edouard-chin

test/ruby_series_test.rb

@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+require "test_helper"
+
+module EasyCompile
+  class RubySeriesTest < Minitest::Test
+    def test_latest_version_for_requirements
+      requirements = Gem::Requirement.new("~> 3.4")
+
+      assert_equal("3.4.7", RubySeries.latest_version_for_requirements(requirements).to_s)
+    end
+
+    def test_latest_version_for_requirements_bis
+      requirements = Gem::Requirement.new("> 3")
+
+      assert_equal("3.4.7", RubySeries.latest_version_for_requirements(requirements).to_s)
+    end
+
+    def test_latest_version_for_requirements_multiple
+      requirements = Gem::Requirement.new(">= 3.3", "< 3.4")
+
+      assert_equal("3.3.9", RubySeries.latest_version_for_requirements(requirements).to_s)
+    end
+
+    def test_runtime_version_for_compilation
+      requirements = Gem::Requirement.new("~> 3.4")
+
+      assert_equal("3.4.7", RubySeries.runtime_version_for_compilation(requirements).to_s)
+    end
+
+    def test_latest_version_for_compilation_multiple
+      requirements = Gem::Requirement.new("> 3")
+
+      assert_equal("3.0.7", RubySeries.runtime_version_for_compilation(requirements).to_s)
+    end
+
+    def test_versions_to_compile_against
+      requirements = Gem::Requirement.new("~> 3.4")
+
+      assert_equal(["3.4.6"], RubySeries.versions_to_compile_against(requirements).map(&:to_s))
+    end
+
+    def test_versions_to_compile_against_bis
+      requirements = Gem::Requirement.new(">= 3.1")
+      expected = ["3.4.6", "3.3.8", "3.2.8", "3.1.6"]
+
+      assert_equal(expected, RubySeries.versions_to_compile_against(requirements).map(&:to_s))
+    end
+
+    def test_versions_to_test_against
+      requirements = Gem::Requirement.new("~> 3.4")
+
+      assert_equal(["3.4.7"], RubySeries.versions_to_test_agaist(requirements).map(&:to_s))
+    end
+
+    def test_versions_to_test_against_bis
+      requirements = Gem::Requirement.new(">= 3.1")
+      expected = ["3.4.7", "3.3.9", "3.2.9", "3.1.7"]
+
+      assert_equal(expected, RubySeries.versions_to_test_agaist(requirements).map(&:to_s))
+    end
+  end
+end