diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8bffc6c..ef57021 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,11 +2,12 @@ name: CI
 on: [push, pull_request]
 jobs:
   test:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     continue-on-error: ${{ matrix.flaky }}
     strategy:
       matrix:
-        ruby-version: ["2.5", "2.6", "2.7", "3.0", "3.1", "jruby-9.2", "jruby-9.3", "truffleruby-21" ,"truffleruby-22"]
+        ruby-version:
+          ["3.0", "3.1", "3.2", "3.3", "jruby-9.4", "truffleruby-23"]
         flaky: [false]
         include:
           - ruby-version: "ruby-head"
@@ -16,7 +17,7 @@ jobs:
           - ruby-version: "truffleruby-head"
             flaky: true
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
 
       - name: Set up Ruby ${{ matrix.ruby-version }}
         uses: ruby/setup-ruby@v1
diff --git a/gemdiff.gemspec b/gemdiff.gemspec
index 33fb027..7aefe0c 100644
--- a/gemdiff.gemspec
+++ b/gemdiff.gemspec
@@ -6,7 +6,7 @@ Gem::Specification.new do |spec|
   spec.name          = "gemdiff"
   spec.version       = Gemdiff::VERSION
   spec.authors       = ["Tee Parham"]
-  spec.email         = ["tee@neighborland.com"]
+  spec.email         = ["parhameter@gmail.com"]
   spec.summary       = "Find source repositories for ruby gems. Open, compare, and update outdated gem versions"
   spec.description   = "Command-line utility to find source repositories for ruby gems, open common GitHub pages, "\
                        "compare gem versions, and simplify gem update workflow in git."
@@ -17,13 +17,13 @@ Gem::Specification.new do |spec|
   spec.executables   = %w[gemdiff]
   spec.require_paths = %w[lib]
 
-  spec.required_ruby_version = ">= 2.5.0"
+  spec.required_ruby_version = ">= 3.0.0"
 
   spec.add_dependency "launchy", "~> 2.4"
   spec.add_dependency "octokit", "~> 4.0"
   spec.add_dependency "thor", "~> 1.0"
 
-  spec.add_development_dependency "minitest", "~> 5.4"
-  spec.add_development_dependency "mocha", "~> 1.1"
+  spec.add_development_dependency "minitest", "~> 5.21"
+  spec.add_development_dependency "mocha", "~> 2.0"
   spec.add_development_dependency "rake", "~> 13.0"
 end
diff --git a/test/bundle_inspector_test.rb b/test/bundle_inspector_test.rb
index 55318fe..89db89e 100644
--- a/test/bundle_inspector_test.rb
+++ b/test/bundle_inspector_test.rb
@@ -2,61 +2,61 @@
 
 require "test_helper"
 
-class BundleInspectorTest < MiniTest::Spec
-  let(:inspector) { Gemdiff::BundleInspector.new }
-
-  describe "#list" do
-    it "returns outdated gems" do
-      inspector.stubs bundle_outdated_strict: fake_outdated_parseable
-      inspector.list.tap do |list|
-        assert_equal 3, list.size
-        assert_equal "paperclip", list[0].name
-        assert_equal "4.2.2", list[0].old_version
-        assert_equal "4.3.0", list[0].new_version
-        assert_equal "rails", list[1].name
-        assert_equal "4.2.1", list[1].old_version
-        assert_equal "4.2.2", list[1].new_version
-        assert_equal "web-console", list[2].name
-        assert_equal "2.1.2", list[2].old_version
-        assert_equal "2.1.3", list[2].new_version
-      end
-    end
+def inspector
+  @inspector ||= Gemdiff::BundleInspector.new
+end
 
-    it "returns empty list when bundle is up to date" do
-      inspector.stubs bundle_outdated_strict: fake_up_to_date
-      assert_empty inspector.list
+describe "#list" do
+  it "returns outdated gems" do
+    inspector.stubs bundle_outdated_strict: fake_outdated_parseable
+    inspector.list.tap do |list|
+      assert_equal 3, list.size
+      assert_equal "paperclip", list[0].name
+      assert_equal "4.2.2", list[0].old_version
+      assert_equal "4.3.0", list[0].new_version
+      assert_equal "rails", list[1].name
+      assert_equal "4.2.1", list[1].old_version
+      assert_equal "4.2.2", list[1].new_version
+      assert_equal "web-console", list[2].name
+      assert_equal "2.1.2", list[2].old_version
+      assert_equal "2.1.3", list[2].new_version
     end
   end
 
-  describe "#get" do
-    it "returns single outdated gem" do
-      inspector.stubs bundle_outdated_strict: fake_outdated_parseable
-      inspector.get("rails").tap do |gem|
-        assert_equal "rails", gem.name
-        assert_equal "4.2.1", gem.old_version
-        assert_equal "4.2.2", gem.new_version
-      end
-    end
+  it "returns empty list when bundle is up to date" do
+    inspector.stubs bundle_outdated_strict: fake_up_to_date
+    assert_empty inspector.list
+  end
+end
 
-    it "returns nil when gem is not outdated" do
-      inspector.stubs bundle_outdated_strict: fake_up_to_date
-      assert_nil inspector.get("notfound")
+describe "#get" do
+  it "returns single outdated gem" do
+    inspector.stubs bundle_outdated_strict: fake_outdated_parseable
+    inspector.get("rails").tap do |gem|
+      assert_equal "rails", gem.name
+      assert_equal "4.2.1", gem.old_version
+      assert_equal "4.2.2", gem.new_version
     end
   end
 
-  private
-
-  def fake_outdated_parseable
-    <<~OUT
-      paperclip (newest 4.3.0, installed 4.2.2)
-      rails (newest 4.2.2, installed 4.2.1, requested ~> 4.2.1)
-      web-console (newest 2.1.3, installed 2.1.2)
-    OUT
+  it "returns nil when gem is not outdated" do
+    inspector.stubs bundle_outdated_strict: fake_up_to_date
+    assert_nil inspector.get("notfound")
   end
+end
 
-  def fake_up_to_date
-    <<~OUT
+private
 
-    OUT
-  end
+def fake_outdated_parseable
+  <<~OUT
+    paperclip (newest 4.3.0, installed 4.2.2)
+    rails (newest 4.2.2, installed 4.2.1, requested ~> 4.2.1)
+    web-console (newest 2.1.3, installed 2.1.2)
+  OUT
+end
+
+def fake_up_to_date
+  <<~OUT
+
+  OUT
 end
diff --git a/test/cli_test.rb b/test/cli_test.rb
index 7e5ea0f..c515e22 100644
--- a/test/cli_test.rb
+++ b/test/cli_test.rb
@@ -2,200 +2,200 @@
 
 require "test_helper"
 
-class CLITest < MiniTest::Spec
-  let(:cli) { Gemdiff::CLI.new }
-
-  describe "#find" do
-    it "finds" do
-      mock_gem "haml"
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      cli.find "haml"
-    end
-
-    it "does not find" do
-      mock_missing_gem
-      cli.expects(:puts).with("Could not find github repository for notfound.")
-      cli.find "notfound"
-    end
-  end
-
-  describe "#open" do
-    it "opens repo" do
-      outdated_gem = mock_gem("haml")
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      outdated_gem.expects :open
-      cli.open "haml"
-    end
-  end
-
-  describe "#releases" do
-    it "opens releases page" do
-      outdated_gem = mock_gem("haml")
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      outdated_gem.expects :releases
-      cli.releases "haml"
-    end
-  end
-
-  describe "#main" do
-    it "opens commits page" do
-      outdated_gem = mock_gem("haml")
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      outdated_gem.expects :main
-      cli.main "haml"
-    end
-  end
-
-  describe "#compare" do
-    it "opens compare view using bundle" do
-      outdated_gem = mock_gem("haml")
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      outdated_gem.expects(:set_versions).with(nil, nil)
-      outdated_gem.expects(:missing_versions?).returns(true)
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      outdated_gem.expects(:load_bundle_versions).returns(true)
-      outdated_gem.expects(:compare_message).returns("compare message")
-      cli.expects(:puts).with("compare message")
-      outdated_gem.expects :compare
-      cli.compare "haml"
-    end
-
-    it "opens compare view with versions" do
-      outdated_gem = mock_gem("haml")
-      cli.expects(:puts).with("http://github.com/haml/haml")
-      outdated_gem.expects(:set_versions).with("4.0.4", "4.0.5")
-      outdated_gem.expects(:missing_versions?).returns(false)
-      outdated_gem.expects(:compare_message).returns("compare message")
-      cli.expects(:puts).with("compare message")
-      outdated_gem.expects :compare
-      cli.compare "haml", "4.0.4", "4.0.5"
-    end
-
-    it "returns when the gem is not found" do
-      mock_missing_gem
-      cli.expects(:puts).with("Could not find github repository for notfound.")
-      cli.compare "notfound"
-    end
-  end
-
-  describe "#each" do
-    it "does nothing when nothing to update" do
-      mock_inspector = stub list: [], outdated: ""
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("")
-      cli.each
-    end
-
-    it "compares outdated gems with responses of y" do
-      outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
-      mock_inspector = stub list: [outdated_gem], outdated: "outdated"
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      cli.stubs ask: "y"
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("outdated")
-      cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
-      outdated_gem.expects :compare
-      cli.each
-    end
-
-    it "show compare urls of outdated gems with responses of s" do
-      outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
-      mock_inspector = stub list: [outdated_gem], outdated: "outdated"
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      cli.stubs ask: "s"
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("outdated")
-      cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
-      outdated_gem.expects(:compare_url).returns("https://github.com/haml/haml/compare/4.0.4...4.0.5")
-      cli.expects(:puts).with("https://github.com/haml/haml/compare/4.0.4...4.0.5")
-      cli.each
-    end
-
-    it "skips outdated gems without responses of y" do
-      outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
-      mock_inspector = stub list: [outdated_gem], outdated: "outdated"
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      cli.stubs ask: ""
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("outdated")
-      cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
-      outdated_gem.expects(:compare).never
-      cli.each
-    end
-  end
-
-  describe "#list" do
-    it "does nothing when nothing to update" do
-      mock_inspector = stub list: [], outdated: ""
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("")
-      cli.expects(:puts).with("\n")
-      cli.list
-    end
-
-    it "lists outdated gems" do
-      outdated_gem = Gemdiff::OutdatedGem.new("pundit", "1.0.0", "1.0.1")
-      mock_inspector = stub list: [outdated_gem], outdated: "outdated"
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      outdated_gem.expects(:compare_url)
-        .returns("https://github.com/varvet/pundit/compare/v1.0.0...v1.0.1")
-      cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
-      cli.expects(:puts).with("outdated")
-      cli.expects(:puts).with("\n").twice
-      cli.expects(:puts).with("pundit: 1.0.1 > 1.0.0")
-      cli.expects(:puts).with("https://github.com/varvet/pundit/compare/v1.0.0...v1.0.1")
-      cli.list
-    end
-  end
-
-  describe "#update" do
-    before do
-      @mock_gem = stub clean?: true, diff: "le diff", show: "le show"
-      Gemdiff::GemUpdater.stubs new: @mock_gem
-    end
-
-    it "updates the gem and returns with no response" do
-      cli.stubs ask: ""
-      cli.expects(:puts).with("Updating haml...")
-      @mock_gem.expects :update
-      cli.expects(:puts).with("le diff")
-      cli.update "haml"
-    end
-
-    it "updates the gem and commits with responses of c" do
-      cli.stubs ask: "c"
-      cli.expects(:puts).with("Updating haml...")
-      @mock_gem.expects :update
-      cli.expects(:puts).with("le diff")
-      @mock_gem.expects :commit
-      cli.expects(:puts).with("\nle show")
-      cli.update "haml"
-    end
-
-    it "updates the gem and resets with responses of r" do
-      cli.stubs ask: "r"
-      cli.expects(:puts).with("Updating haml...")
-      @mock_gem.expects :update
-      cli.expects(:puts).with("le diff")
-      @mock_gem.expects(:reset).returns("le reset")
-      cli.expects(:puts).with("le reset")
-      cli.update "haml"
-    end
-  end
-
-  private
-
-  def mock_gem(name)
-    outdated_gem = stub repo?: true, repo: "http://github.com/#{name}/#{name}"
-    Gemdiff::OutdatedGem.stubs new: outdated_gem
-    outdated_gem
-  end
-
-  def mock_missing_gem
-    outdated_gem = stub repo?: false
-    Gemdiff::OutdatedGem.stubs new: outdated_gem
-    outdated_gem
+def cli
+  @cli ||= Gemdiff::CLI.new
+end
+
+describe "#find" do
+  it "finds" do
+    mock_gem "haml"
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    cli.find "haml"
+  end
+
+  it "does not find" do
+    mock_missing_gem
+    cli.expects(:puts).with("Could not find github repository for notfound.")
+    cli.find "notfound"
+  end
+end
+
+describe "#open" do
+  it "opens repo" do
+    outdated_gem = mock_gem("haml")
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    outdated_gem.expects :open
+    cli.open "haml"
+  end
+end
+
+describe "#releases" do
+  it "opens releases page" do
+    outdated_gem = mock_gem("haml")
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    outdated_gem.expects :releases
+    cli.releases "haml"
+  end
+end
+
+describe "#main" do
+  it "opens commits page" do
+    outdated_gem = mock_gem("haml")
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    outdated_gem.expects :main
+    cli.main "haml"
+  end
+end
+
+describe "#compare" do
+  it "opens compare view using bundle" do
+    outdated_gem = mock_gem("haml")
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    outdated_gem.expects(:set_versions).with(nil, nil)
+    outdated_gem.expects(:missing_versions?).returns(true)
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    outdated_gem.expects(:load_bundle_versions).returns(true)
+    outdated_gem.expects(:compare_message).returns("compare message")
+    cli.expects(:puts).with("compare message")
+    outdated_gem.expects :compare
+    cli.compare "haml"
+  end
+
+  it "opens compare view with versions" do
+    outdated_gem = mock_gem("haml")
+    cli.expects(:puts).with("http://github.com/haml/haml")
+    outdated_gem.expects(:set_versions).with("4.0.4", "4.0.5")
+    outdated_gem.expects(:missing_versions?).returns(false)
+    outdated_gem.expects(:compare_message).returns("compare message")
+    cli.expects(:puts).with("compare message")
+    outdated_gem.expects :compare
+    cli.compare "haml", "4.0.4", "4.0.5"
+  end
+
+  it "returns when the gem is not found" do
+    mock_missing_gem
+    cli.expects(:puts).with("Could not find github repository for notfound.")
+    cli.compare "notfound"
+  end
+end
+
+describe "#each" do
+  it "does nothing when nothing to update" do
+    mock_inspector = stub list: [], outdated: ""
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("")
+    cli.each
+  end
+
+  it "compares outdated gems with responses of y" do
+    outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
+    mock_inspector = stub list: [outdated_gem], outdated: "outdated"
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    cli.stubs ask: "y"
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("outdated")
+    cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
+    outdated_gem.expects :compare
+    cli.each
+  end
+
+  it "show compare urls of outdated gems with responses of s" do
+    outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
+    mock_inspector = stub list: [outdated_gem], outdated: "outdated"
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    cli.stubs ask: "s"
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("outdated")
+    cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
+    outdated_gem.expects(:compare_url).returns("https://github.com/haml/haml/compare/4.0.4...4.0.5")
+    cli.expects(:puts).with("https://github.com/haml/haml/compare/4.0.4...4.0.5")
+    cli.each
+  end
+
+  it "skips outdated gems without responses of y" do
+    outdated_gem = Gemdiff::OutdatedGem.new("haml", "4.0.4", "4.0.5")
+    mock_inspector = stub list: [outdated_gem], outdated: "outdated"
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    cli.stubs ask: ""
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("outdated")
+    cli.expects(:puts).with("haml: 4.0.5 > 4.0.4")
+    outdated_gem.expects(:compare).never
+    cli.each
+  end
+end
+
+describe "#list" do
+  it "does nothing when nothing to update" do
+    mock_inspector = stub list: [], outdated: ""
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("")
+    cli.expects(:puts).with("\n")
+    cli.list
+  end
+
+  it "lists outdated gems" do
+    outdated_gem = Gemdiff::OutdatedGem.new("pundit", "1.0.0", "1.0.1")
+    mock_inspector = stub list: [outdated_gem], outdated: "outdated"
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    outdated_gem.expects(:compare_url)
+      .returns("https://github.com/varvet/pundit/compare/v1.0.0...v1.0.1")
+    cli.expects(:puts).with(Gemdiff::CLI::CHECKING_FOR_OUTDATED)
+    cli.expects(:puts).with("outdated")
+    cli.expects(:puts).with("\n").twice
+    cli.expects(:puts).with("pundit: 1.0.1 > 1.0.0")
+    cli.expects(:puts).with("https://github.com/varvet/pundit/compare/v1.0.0...v1.0.1")
+    cli.list
+  end
+end
+
+describe "#update" do
+  before do
+    @mock_gem = stub clean?: true, diff: "le diff", show: "le show"
+    Gemdiff::GemUpdater.stubs new: @mock_gem
+  end
+
+  it "updates the gem and returns with no response" do
+    cli.stubs ask: ""
+    cli.expects(:puts).with("Updating haml...")
+    @mock_gem.expects :update
+    cli.expects(:puts).with("le diff")
+    cli.update "haml"
+  end
+
+  it "updates the gem and commits with responses of c" do
+    cli.stubs ask: "c"
+    cli.expects(:puts).with("Updating haml...")
+    @mock_gem.expects :update
+    cli.expects(:puts).with("le diff")
+    @mock_gem.expects :commit
+    cli.expects(:puts).with("\nle show")
+    cli.update "haml"
+  end
+
+  it "updates the gem and resets with responses of r" do
+    cli.stubs ask: "r"
+    cli.expects(:puts).with("Updating haml...")
+    @mock_gem.expects :update
+    cli.expects(:puts).with("le diff")
+    @mock_gem.expects(:reset).returns("le reset")
+    cli.expects(:puts).with("le reset")
+    cli.update "haml"
   end
 end
+
+private
+
+def mock_gem(name)
+  outdated_gem = stub repo?: true, repo: "http://github.com/#{name}/#{name}"
+  Gemdiff::OutdatedGem.stubs new: outdated_gem
+  outdated_gem
+end
+
+def mock_missing_gem
+  outdated_gem = stub repo?: false
+  Gemdiff::OutdatedGem.stubs new: outdated_gem
+  outdated_gem
+end
diff --git a/test/gem_updater_test.rb b/test/gem_updater_test.rb
index 16f76a9..054d6e0 100644
--- a/test/gem_updater_test.rb
+++ b/test/gem_updater_test.rb
@@ -2,83 +2,82 @@
 
 require "test_helper"
 
-class GemUpdaterTest < MiniTest::Spec
-  describe "#update" do
-    it "updates the gem" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.expects :bundle_update
-      updater.update
-    end
+describe "#update" do
+  it "updates the gem" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.expects :bundle_update
+    updater.update
   end
+end
 
-  describe "#commit" do
-    it "adds a git commit for a gem update" do
-      updater = Gemdiff::GemUpdater.new("json")
-      updater.stubs git_removed_line: "-    json (1.8.0)"
-      updater.stubs git_added_line: "+    json (1.8.1)"
-      assert_equal "Update json to 1.8.1\n\nhttps://github.com/flori/json/compare/v1.8.0...v1.8.1",
-                   updater.send(:commit_message)
-      updater.expects :git_add_and_commit_lockfile
-      assert updater.commit
-    end
+describe "#commit" do
+  it "adds a git commit for a gem update" do
+    updater = Gemdiff::GemUpdater.new("json")
+    updater.stubs git_removed_line: "-    json (1.8.0)"
+    updater.stubs git_added_line: "+    json (1.8.1)"
+    assert_equal "Update json to 1.8.1\n\nhttps://github.com/flori/json/compare/v1.8.0...v1.8.1",
+                  updater.send(:commit_message)
+    updater.expects :git_add_and_commit_lockfile
+    assert updater.commit
+  end
 
-    it "adds a git commit for an update from a specific ref" do
-      updater = Gemdiff::GemUpdater.new("ffi")
-      updater.stubs git_removed_line: "-    ffi (1.2.3)"
-      updater.stubs git_added_line: "+    ffi (1.2.4)\n+  ffi"
-      assert_equal "Update ffi to 1.2.4\n\nhttps://github.com/ffi/ffi/compare/1.2.3...1.2.4",
-                   updater.send(:commit_message)
-      updater.expects :git_add_and_commit_lockfile
-      assert updater.commit
-    end
+  it "adds a git commit for an update from a specific ref" do
+    updater = Gemdiff::GemUpdater.new("ffi")
+    updater.stubs git_removed_line: "-    ffi (1.2.3)"
+    updater.stubs git_added_line: "+    ffi (1.2.4)\n+  ffi"
+    assert_equal "Update ffi to 1.2.4\n\nhttps://github.com/ffi/ffi/compare/1.2.3...1.2.4",
+                  updater.send(:commit_message)
+    updater.expects :git_add_and_commit_lockfile
+    assert updater.commit
+  end
 
-    it "adds a git commit for an update with dependencies" do
-      updater = Gemdiff::GemUpdater.new("activejob")
-      updater.stubs git_removed_line: "-    activejob (4.2.2)"
-      updater.stubs git_added_line: \
-        "+      activejob (= 4.2.3)\n+    activejob (4.2.3)\n+      activejob (= 4.2.3)"
-      assert_equal "Update activejob to 4.2.3\n\nhttps://github.com/rails/rails/compare/v4.2.2...v4.2.3",
-                   updater.send(:commit_message)
-      updater.expects :git_add_and_commit_lockfile
-      assert updater.commit
-    end
+  it "adds a git commit for an update with dependencies" do
+    updater = Gemdiff::GemUpdater.new("activejob")
+    updater.stubs git_removed_line: "-    activejob (4.2.2)"
+    updater.stubs git_added_line: \
+      "+      activejob (= 4.2.3)\n+    activejob (4.2.3)\n+      activejob (= 4.2.3)"
+    assert_equal "Update activejob to 4.2.3\n\nhttps://github.com/rails/rails/compare/v4.2.2...v4.2.3",
+                  updater.send(:commit_message)
+    updater.expects :git_add_and_commit_lockfile
+    assert updater.commit
   end
+end
 
-  describe "#reset" do
-    it "resets Gemfile.lock" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.expects :git_reset
-      updater.reset
-    end
+describe "#reset" do
+  it "resets Gemfile.lock" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.expects :git_reset
+    updater.reset
   end
+end
 
-  describe "#diff" do
-    it "returns git diff" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.expects :git_diff
-      updater.diff
-    end
+describe "#diff" do
+  it "returns git diff" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.expects :git_diff
+    updater.diff
   end
+end
 
-  describe "#show" do
-    it "returns git show" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.expects :git_show
-      updater.show
-    end
+describe "#show" do
+  it "returns git show" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.expects :git_show
+    updater.show
   end
+end
 
-  describe "#clean?" do
-    it "returns true for empty diff" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.stubs git_diff: ""
-      assert updater.clean?
-    end
+describe "#clean?" do
+  it "returns true for empty diff" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.stubs git_diff: ""
+    assert updater.clean?
+  end
 
-    it "returns false for non-empty diff" do
-      updater = Gemdiff::GemUpdater.new("x")
-      updater.stubs git_diff: "something"
-      refute updater.clean?
-    end
+  it "returns false for non-empty diff" do
+    updater = Gemdiff::GemUpdater.new("x")
+    updater.stubs git_diff: "something"
+    refute updater.clean?
   end
 end
+
diff --git a/test/outdated_gem_test.rb b/test/outdated_gem_test.rb
index 606a082..8b35bd7 100644
--- a/test/outdated_gem_test.rb
+++ b/test/outdated_gem_test.rb
@@ -2,159 +2,158 @@
 
 require "test_helper"
 
-class OutdatedGemTest < MiniTest::Spec
-  describe "#initialize" do
-    it "sets name" do
-      assert_equal "x", Gemdiff::OutdatedGem.new("x").name
-    end
-
-    it "sets name to current directory when ." do
-      assert_equal "gemdiff", Gemdiff::OutdatedGem.new(".").name
-    end
-  end
-
-  describe "#missing_versions?" do
-    it "returns true" do
-      assert Gemdiff::OutdatedGem.new("x").missing_versions?
-    end
-
-    it "returns false" do
-      refute Gemdiff::OutdatedGem.new("x", "1", "2").missing_versions?
-    end
-  end
-
-  describe "#compare_url" do
-    it "returns compare url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x", "1.0", "2.0")
-      outdated_gem.stubs repo: "http://github.com/x/x/"
-      assert_equal "http://github.com/x/x/compare/v1.0...v2.0", outdated_gem.compare_url
-    end
-
-    it "returns compare url with no v for exceptions" do
-      outdated_gem = Gemdiff::OutdatedGem.new("ffi", "1.9.17", "1.9.18")
-      outdated_gem.stubs repo: "http://github.com/ffi/ffi"
-      assert_equal "http://github.com/ffi/ffi/compare/1.9.17...1.9.18", outdated_gem.compare_url
-    end
-
-    it "returns compare url with branch name for new version" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x", "4.0.0", "main")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      assert_equal "http://github.com/x/x/compare/v4.0.0...main", outdated_gem.compare_url
-    end
-  end
-
-  describe "#releases_url" do
-    it "returns releases url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      assert_equal "http://github.com/x/x/releases", outdated_gem.releases_url
-    end
-  end
-
-  describe "#commits_url" do
-    it "returns commits url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      assert_equal "http://github.com/x/x/commits/main", outdated_gem.commits_url
-    end
-  end
-
-  describe "#compare_message" do
-    it "returns compare message" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x", "1", "2")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      assert_equal "x: 2 > 1", outdated_gem.compare_message
-    end
-  end
-
-  describe "#load_bundle_versions" do
-    it "returns false if not found" do
-      mock_inspector = stub(get: nil)
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      refute Gemdiff::OutdatedGem.new("x").load_bundle_versions
-    end
-
-    it "sets versions from gem in bundle" do
-      mock_outdated_gem = Gemdiff::OutdatedGem.new("y", "1.2.3", "2.3.4")
-      mock_inspector = stub get: mock_outdated_gem
-      Gemdiff::BundleInspector.stubs new: mock_inspector
-      outdated_gem = Gemdiff::OutdatedGem.new("y")
-      assert outdated_gem.load_bundle_versions
-      assert_equal "1.2.3", outdated_gem.old_version
-      assert_equal "2.3.4", outdated_gem.new_version
-    end
-  end
-
-  describe "#set_versions" do
-    it "sets nil versions" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x", "1", "2")
-      outdated_gem.set_versions nil, nil
-      assert_nil outdated_gem.old_version
-      assert_nil outdated_gem.new_version
-    end
-
-    it "sets old, new versions" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.set_versions "1.2.34", "2.34.56"
-      assert_equal "1.2.34", outdated_gem.old_version
-      assert_equal "2.34.56", outdated_gem.new_version
-    end
-
-    it "swaps versions in the wrong order" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.set_versions "2.34.56", "1.2.34"
-      assert_equal "1.2.34", outdated_gem.old_version
-      assert_equal "2.34.56", outdated_gem.new_version
-    end
-
-    it "swaps versions over 10 in the wrong order" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.set_versions "1.10.0", "1.9.3"
-      assert_equal "1.9.3", outdated_gem.old_version
-      assert_equal "1.10.0", outdated_gem.new_version
-    end
-
-    it "swaps versions with main" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.set_versions "main", "1.9.3"
-      assert_equal "1.9.3", outdated_gem.old_version
-      assert_equal "main", outdated_gem.new_version
-    end
-  end
-
-  describe "#main" do
-    it "opens main commits url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      outdated_gem.expects(:open_url).with("http://github.com/x/x/commits/main")
-      outdated_gem.main
-    end
-  end
-
-  describe "#releases" do
-    it "opens releases url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      outdated_gem.expects(:open_url).with("http://github.com/x/x/releases")
-      outdated_gem.releases
-    end
-  end
-
-  describe "#compare" do
-    it "opens compare url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x", "1.2.3", "2.3.4")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      outdated_gem.expects(:open_url).with("http://github.com/x/x/compare/v1.2.3...v2.3.4")
-      outdated_gem.compare
-    end
-  end
-
-  describe "#open" do
-    it "opens repo url" do
-      outdated_gem = Gemdiff::OutdatedGem.new("x")
-      outdated_gem.stubs repo: "http://github.com/x/x"
-      outdated_gem.expects(:open_url).with("http://github.com/x/x")
-      outdated_gem.open
-    end
+describe "#initialize" do
+  it "sets name" do
+    assert_equal "x", Gemdiff::OutdatedGem.new("x").name
+  end
+
+  it "sets name to current directory when ." do
+    assert_equal "gemdiff", Gemdiff::OutdatedGem.new(".").name
+  end
+end
+
+describe "#missing_versions?" do
+  it "returns true" do
+    assert Gemdiff::OutdatedGem.new("x").missing_versions?
+  end
+
+  it "returns false" do
+    refute Gemdiff::OutdatedGem.new("x", "1", "2").missing_versions?
+  end
+end
+
+describe "#compare_url" do
+  it "returns compare url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x", "1.0", "2.0")
+    outdated_gem.stubs repo: "http://github.com/x/x/"
+    assert_equal "http://github.com/x/x/compare/v1.0...v2.0", outdated_gem.compare_url
+  end
+
+  it "returns compare url with no v for exceptions" do
+    outdated_gem = Gemdiff::OutdatedGem.new("ffi", "1.9.17", "1.9.18")
+    outdated_gem.stubs repo: "http://github.com/ffi/ffi"
+    assert_equal "http://github.com/ffi/ffi/compare/1.9.17...1.9.18", outdated_gem.compare_url
+  end
+
+  it "returns compare url with branch name for new version" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x", "4.0.0", "main")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    assert_equal "http://github.com/x/x/compare/v4.0.0...main", outdated_gem.compare_url
+  end
+end
+
+describe "#releases_url" do
+  it "returns releases url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    assert_equal "http://github.com/x/x/releases", outdated_gem.releases_url
+  end
+end
+
+describe "#commits_url" do
+  it "returns commits url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    assert_equal "http://github.com/x/x/commits/main", outdated_gem.commits_url
+  end
+end
+
+describe "#compare_message" do
+  it "returns compare message" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x", "1", "2")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    assert_equal "x: 2 > 1", outdated_gem.compare_message
+  end
+end
+
+describe "#load_bundle_versions" do
+  it "returns false if not found" do
+    mock_inspector = stub(get: nil)
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    refute Gemdiff::OutdatedGem.new("x").load_bundle_versions
+  end
+
+  it "sets versions from gem in bundle" do
+    mock_outdated_gem = Gemdiff::OutdatedGem.new("y", "1.2.3", "2.3.4")
+    mock_inspector = stub get: mock_outdated_gem
+    Gemdiff::BundleInspector.stubs new: mock_inspector
+    outdated_gem = Gemdiff::OutdatedGem.new("y")
+    assert outdated_gem.load_bundle_versions
+    assert_equal "1.2.3", outdated_gem.old_version
+    assert_equal "2.3.4", outdated_gem.new_version
+  end
+end
+
+describe "#set_versions" do
+  it "sets nil versions" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x", "1", "2")
+    outdated_gem.set_versions nil, nil
+    assert_nil outdated_gem.old_version
+    assert_nil outdated_gem.new_version
+  end
+
+  it "sets old, new versions" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.set_versions "1.2.34", "2.34.56"
+    assert_equal "1.2.34", outdated_gem.old_version
+    assert_equal "2.34.56", outdated_gem.new_version
+  end
+
+  it "swaps versions in the wrong order" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.set_versions "2.34.56", "1.2.34"
+    assert_equal "1.2.34", outdated_gem.old_version
+    assert_equal "2.34.56", outdated_gem.new_version
+  end
+
+  it "swaps versions over 10 in the wrong order" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.set_versions "1.10.0", "1.9.3"
+    assert_equal "1.9.3", outdated_gem.old_version
+    assert_equal "1.10.0", outdated_gem.new_version
+  end
+
+  it "swaps versions with main" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.set_versions "main", "1.9.3"
+    assert_equal "1.9.3", outdated_gem.old_version
+    assert_equal "main", outdated_gem.new_version
   end
 end
+
+describe "#main" do
+  it "opens main commits url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    outdated_gem.expects(:open_url).with("http://github.com/x/x/commits/main")
+    outdated_gem.main
+  end
+end
+
+describe "#releases" do
+  it "opens releases url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    outdated_gem.expects(:open_url).with("http://github.com/x/x/releases")
+    outdated_gem.releases
+  end
+end
+
+describe "#compare" do
+  it "opens compare url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x", "1.2.3", "2.3.4")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    outdated_gem.expects(:open_url).with("http://github.com/x/x/compare/v1.2.3...v2.3.4")
+    outdated_gem.compare
+  end
+end
+
+describe "#open" do
+  it "opens repo url" do
+    outdated_gem = Gemdiff::OutdatedGem.new("x")
+    outdated_gem.stubs repo: "http://github.com/x/x"
+    outdated_gem.expects(:open_url).with("http://github.com/x/x")
+    outdated_gem.open
+  end
+end
+
diff --git a/test/repo_finder_test.rb b/test/repo_finder_test.rb
index aee5965..c009fbb 100644
--- a/test/repo_finder_test.rb
+++ b/test/repo_finder_test.rb
@@ -2,108 +2,106 @@
 
 require "test_helper"
 
-class RepoFinderTest < MiniTest::Spec
-  describe ".github_url" do
-    it "returns github url from local gemspec" do
-      Gemdiff::RepoFinder.stubs find_local_gemspec: fake_gemspec("homepage: http://github.com/rails/arel")
-      assert_equal "https://github.com/rails/arel", Gemdiff::RepoFinder.github_url("arel")
-    end
-
-    it "strips anchors from urls" do
-      Gemdiff::RepoFinder.stubs \
-        find_local_gemspec: fake_gemspec("homepage: https://github.com/rubysec/bundler-audit#readme")
-      assert_equal "https://github.com/rubysec/bundler-audit",
-                   Gemdiff::RepoFinder.github_url("bundler-audit")
-    end
-
-    it "returns github url from remote gemspec" do
-      Gemdiff::RepoFinder.stubs find_local_gemspec: ""
-      Gemdiff::RepoFinder.stubs find_remote_gemspec: fake_gemspec("homepage: http://github.com/rails/arel")
-      assert_equal "https://github.com/rails/arel", Gemdiff::RepoFinder.github_url("arel")
-    end
-
-    it "returns nil when gem does not exist and not found in search" do
-      Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
-      Gemdiff::RepoFinder.stubs gemspec: ""
-      assert_nil Gemdiff::RepoFinder.github_url("nope")
-    end
-
-    it "returns url from github search when gem does not exist and found in search" do
-      Gemdiff::RepoFinder.stubs octokit_client: mock_octokit("x/x")
-      Gemdiff::RepoFinder.stubs gemspec: ""
-      assert_equal "https://github.com/x/x", Gemdiff::RepoFinder.github_url("x")
-    end
-
-    it "returns url from github search when not in gemspec" do
-      Gemdiff::RepoFinder.stubs octokit_client: mock_octokit("y/y")
-      Gemdiff::RepoFinder.stubs gemspec: fake_gemspec
-      assert_equal "https://github.com/y/y", Gemdiff::RepoFinder.github_url("y")
-    end
-
-    it "returns nil when not in gemspec and not found" do
-      Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
-      Gemdiff::RepoFinder.stubs gemspec: fake_gemspec
-      assert_nil Gemdiff::RepoFinder.github_url("not_found")
-    end
-
-    it "returns exception url" do
-      assert_equal "https://github.com/rails/rails", Gemdiff::RepoFinder.github_url("activerecord")
-    end
-
-    it "returns nil for gemspec with no homepage and no description" do
-      Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
-      Gemdiff::RepoFinder.stubs gemspec: NO_DESCRIPTION_GEMSPEC
-      assert_nil Gemdiff::RepoFinder.github_url("none")
-    end
-
-    it "returns url when # is present in description" do
-      Gemdiff::RepoFinder.stubs find_local_gemspec: ANCHOR_DESCRIPTION_GEMSPEC
-      assert_equal "https://github.com/nicksieger/multipart-post",
-                   Gemdiff::RepoFinder.github_url("multipart-post")
-    end
+describe ".github_url" do
+  it "returns github url from local gemspec" do
+    Gemdiff::RepoFinder.stubs find_local_gemspec: fake_gemspec("homepage: http://github.com/rails/arel")
+    assert_equal "https://github.com/rails/arel", Gemdiff::RepoFinder.github_url("arel")
   end
 
-  private
+  it "strips anchors from urls" do
+    Gemdiff::RepoFinder.stubs \
+      find_local_gemspec: fake_gemspec("homepage: https://github.com/rubysec/bundler-audit#readme")
+    assert_equal "https://github.com/rubysec/bundler-audit",
+                  Gemdiff::RepoFinder.github_url("bundler-audit")
+  end
+
+  it "returns github url from remote gemspec" do
+    Gemdiff::RepoFinder.stubs find_local_gemspec: ""
+    Gemdiff::RepoFinder.stubs find_remote_gemspec: fake_gemspec("homepage: http://github.com/rails/arel")
+    assert_equal "https://github.com/rails/arel", Gemdiff::RepoFinder.github_url("arel")
+  end
+
+  it "returns nil when gem does not exist and not found in search" do
+    Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
+    Gemdiff::RepoFinder.stubs gemspec: ""
+    assert_nil Gemdiff::RepoFinder.github_url("nope")
+  end
+
+  it "returns url from github search when gem does not exist and found in search" do
+    Gemdiff::RepoFinder.stubs octokit_client: mock_octokit("x/x")
+    Gemdiff::RepoFinder.stubs gemspec: ""
+    assert_equal "https://github.com/x/x", Gemdiff::RepoFinder.github_url("x")
+  end
+
+  it "returns url from github search when not in gemspec" do
+    Gemdiff::RepoFinder.stubs octokit_client: mock_octokit("y/y")
+    Gemdiff::RepoFinder.stubs gemspec: fake_gemspec
+    assert_equal "https://github.com/y/y", Gemdiff::RepoFinder.github_url("y")
+  end
 
-  def mock_octokit(full_name)
-    mock_items = if full_name.nil?
-                   stub items: []
-                 else
-                   stub items: [stub(full_name: full_name)]
-                 end
-    stub search_repositories: mock_items
+  it "returns nil when not in gemspec and not found" do
+    Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
+    Gemdiff::RepoFinder.stubs gemspec: fake_gemspec
+    assert_nil Gemdiff::RepoFinder.github_url("not_found")
   end
 
-  FAKE_GEMSPEC = <<~SPEC
-    --- !ruby/object:Gem::Specification
-    name: fake
-    version: !ruby/object:Gem::Version
-      version: 1.2.3
-    date: 2021-01-06 00:00:00.000000000 Z
-    description: fake
-  SPEC
-
-  NO_DESCRIPTION_GEMSPEC = <<~SPEC
-    --- !ruby/object:Gem::Specification
-    name: fake
-    version: !ruby/object:Gem::Version
-      version: 1.2.3
-    description:
-  SPEC
-
-  ANCHOR_DESCRIPTION_GEMSPEC = <<~SPEC
-    --- !ruby/object:Gem::Specification
-    name: multipart-post
-    version: !ruby/object:Gem::Version
-      version: 2.0.0
-    description: 'IO values that have #content_type, #original_filename,
-      and #local_path will be posted as a binary file.'
-    homepage: https://github.com/nicksieger/multipart-post
-    licenses:
-    - MIT
-  SPEC
-
-  def fake_gemspec(extra = "")
-    [FAKE_GEMSPEC, extra].compact.join("\n")
+  it "returns exception url" do
+    assert_equal "https://github.com/rails/rails", Gemdiff::RepoFinder.github_url("activerecord")
+  end
+
+  it "returns nil for gemspec with no homepage and no description" do
+    Gemdiff::RepoFinder.stubs octokit_client: mock_octokit(nil)
+    Gemdiff::RepoFinder.stubs gemspec: NO_DESCRIPTION_GEMSPEC
+    assert_nil Gemdiff::RepoFinder.github_url("none")
+  end
+
+  it "returns url when # is present in description" do
+    Gemdiff::RepoFinder.stubs find_local_gemspec: ANCHOR_DESCRIPTION_GEMSPEC
+    assert_equal "https://github.com/nicksieger/multipart-post",
+                  Gemdiff::RepoFinder.github_url("multipart-post")
   end
 end
+
+private
+
+def mock_octokit(full_name)
+  mock_items = if full_name.nil?
+                  stub items: []
+                else
+                  stub items: [stub(full_name: full_name)]
+                end
+  stub search_repositories: mock_items
+end
+
+FAKE_GEMSPEC = <<~SPEC
+  --- !ruby/object:Gem::Specification
+  name: fake
+  version: !ruby/object:Gem::Version
+    version: 1.2.3
+  date: 2021-01-06 00:00:00.000000000 Z
+  description: fake
+SPEC
+
+NO_DESCRIPTION_GEMSPEC = <<~SPEC
+  --- !ruby/object:Gem::Specification
+  name: fake
+  version: !ruby/object:Gem::Version
+    version: 1.2.3
+  description:
+SPEC
+
+ANCHOR_DESCRIPTION_GEMSPEC = <<~SPEC
+  --- !ruby/object:Gem::Specification
+  name: multipart-post
+  version: !ruby/object:Gem::Version
+    version: 2.0.0
+  description: 'IO values that have #content_type, #original_filename,
+    and #local_path will be posted as a binary file.'
+  homepage: https://github.com/nicksieger/multipart-post
+  licenses:
+  - MIT
+SPEC
+
+def fake_gemspec(extra = "")
+  [FAKE_GEMSPEC, extra].compact.join("\n")
+end
\ No newline at end of file