Remove version constraints on dev dependencies

Bundler doesn't need to have an opinion on the current version of
these tools. We can just include them without specific constraint, and
if the user doesn't want the most recent version for some reason they
can add the necessary constraint themselves.

Author: packrat386

bundler/lib/bundler/cli/gem.rb

@@ -7,12 +7,6 @@ class CLI
   end
 
   class CLI::Gem
-    TEST_FRAMEWORK_VERSIONS = {
-      "rspec" => "3.0",
-      "minitest" => "5.16",
-      "test-unit" => "3.0",
-    }.freeze
-
     DEFAULT_GITHUB_USERNAME = "[USERNAME]"
 
     attr_reader :options, :gem_name, :thor, :name, :target, :extension
@@ -117,7 +111,6 @@ def run
 
       if test_framework = ask_and_set_test_framework
         config[:test] = test_framework
-        config[:test_framework_version] = TEST_FRAMEWORK_VERSIONS[test_framework]
 
         case test_framework
         when "rspec"
@@ -203,12 +196,10 @@ def run
       config[:linter] = ask_and_set_linter
       case config[:linter]
       when "rubocop"
-        config[:linter_version] = rubocop_version
         Bundler.ui.info "RuboCop enabled in config"
         templates.merge!("rubocop.yml.tt" => ".rubocop.yml")
         config[:ignore_paths] << ".rubocop.yml"
       when "standard"
-        config[:linter_version] = standard_version
         Bundler.ui.info "Standard enabled in config"
         templates.merge!("standard.yml.tt" => ".standard.yml")
         config[:ignore_paths] << ".standard.yml"
@@ -472,14 +463,6 @@ def required_ruby_version
       "3.2.0"
     end
 
-    def rubocop_version
-      "1.21"
-    end
-
-    def standard_version
-      "1.3"
-    end
-
     def github_username(git_username)
       if options[:github_username].nil?
         git_username

bundler/lib/bundler/templates/newgem/Gemfile.tt

@@ -13,12 +13,12 @@ gem "rake-compiler"
 <%- end -%>
 <%- if config[:test] -%>
 
-gem "<%= config[:test] %>", ">= <%= config[:test_framework_version] %>"
+gem "<%= config[:test] %>"
 <%- end -%>
 <%- if config[:linter] == "rubocop" -%>
 
-gem "rubocop", ">= <%= config[:linter_version] %>"
+gem "rubocop"
 <%- elsif config[:linter] == "standard" -%>
 
-gem "standard", ">= <%= config[:linter_version] %>"
+gem "standard"
 <%- end -%>

spec/commands/newgem_spec.rb

@@ -208,7 +208,8 @@ def installed_go?
       builder.eval_gemfile(bundled_app("#{gem_name}/Gemfile"))
       builder.dependencies
       rubocop_dep = builder.dependencies.find {|d| d.name == "rubocop" }
-      expect(rubocop_dep).not_to be_nil
+      expect(rubocop_dep).not_to be_specific
+      expect(rubocop_dep.requirement).to eq(Gem::Requirement.new([">= 0"]))
     end
 
     it "generates a default .rubocop.yml" do
@@ -239,7 +240,8 @@ def installed_go?
       builder.eval_gemfile(bundled_app("#{gem_name}/Gemfile"))
       builder.dependencies
       standard_dep = builder.dependencies.find {|d| d.name == "standard" }
-      expect(standard_dep).not_to be_nil
+      expect(standard_dep).not_to be_specific
+      expect(standard_dep.requirement).to eq(Gem::Requirement.new([">= 0"]))
     end
 
     it "generates a default .standard.yml" do
@@ -746,13 +748,14 @@ def create_temporary_dir(dir)
       expect(ignore_paths).to include("spec/")
     end
 
-    it "depends on a specific version of rspec in generated Gemfile" do
+    it "depends on a non-specific version of rspec in generated Gemfile" do
       allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
       builder = Bundler::Dsl.new
       builder.eval_gemfile(bundled_app("#{gem_name}/Gemfile"))
       builder.dependencies
       rspec_dep = builder.dependencies.find {|d| d.name == "rspec" }
       expect(rspec_dep).not_to be_specific
+      expect(rspec_dep.requirement).to eq(Gem::Requirement.new([">= 0"]))
     end
   end
 
@@ -831,13 +834,14 @@ def create_temporary_dir(dir)
       bundle "gem #{gem_name} --test=minitest"
     end
 
-    it "depends on a specific version of minitest" do
+    it "depends on a non-specific version of minitest" do
       allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
       builder = Bundler::Dsl.new
       builder.eval_gemfile(bundled_app("#{gem_name}/Gemfile"))
       builder.dependencies
       minitest_dep = builder.dependencies.find {|d| d.name == "minitest" }
       expect(minitest_dep).not_to be_specific
+      expect(minitest_dep.requirement).to eq(Gem::Requirement.new([">= 0"]))
     end
 
     it "builds spec skeleton" do
@@ -892,13 +896,14 @@ def create_temporary_dir(dir)
       bundle "gem #{gem_name} --test=test-unit"
     end
 
-    it "depends on a specific version of test-unit" do
+    it "depends on a non-specific version of test-unit" do
       allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
       builder = Bundler::Dsl.new
       builder.eval_gemfile(bundled_app("#{gem_name}/Gemfile"))
       builder.dependencies
       test_unit_dep = builder.dependencies.find {|d| d.name == "test-unit" }
       expect(test_unit_dep).not_to be_specific
+      expect(test_unit_dep.requirement).to eq(Gem::Requirement.new([">= 0"]))
     end
 
     it "builds spec skeleton" do