1 files changed, 483 insertions, 0 deletions
diff --git a/jni/ruby/test/rubygems/test_gem_uninstaller.rb b/jni/ruby/test/rubygems/test_gem_uninstaller.rb
new file mode 100644
index 0000000..2a9a15d
--- /dev/null
+++ b/jni/ruby/test/rubygems/test_gem_uninstaller.rb
@@ -0,0 +1,483 @@
+require 'rubygems/installer_test_case'
+require 'rubygems/uninstaller'
+
+class TestGemUninstaller < Gem::InstallerTestCase
+
+  def setup
+    super
+    common_installer_setup
+
+    build_rake_in do
+      use_ui ui do
+        @installer.install
+        @spec = @installer.spec
+
+        @user_installer.install
+        @user_spec = @user_installer.spec
+      end
+    end
+
+    Gem::Specification.reset
+  end
+
+  def test_initialize_expand_path
+    uninstaller = Gem::Uninstaller.new nil, :install_dir => '/foo//bar'
+
+    assert_match %r|/foo/bar$|, uninstaller.instance_variable_get(:@gem_home)
+  end
+
+  def test_ask_if_ok
+    c = util_spec 'c'
+
+    uninstaller = Gem::Uninstaller.new nil
+
+    ok = :junk
+
+    ui = Gem::MockGemUi.new "\n"
+
+    use_ui ui do
+      ok = uninstaller.ask_if_ok c
+    end
+
+    refute ok
+  end
+
+  def test_remove_all
+    uninstaller = Gem::Uninstaller.new nil
+
+    ui = Gem::MockGemUi.new "y\n"
+
+    use_ui ui do
+      uninstaller.remove_all [@spec]
+    end
+
+    refute_path_exists @spec.gem_dir
+  end
+
+  def test_remove_executables_force_keep
+    uninstaller = Gem::Uninstaller.new nil, :executables => false
+
+    executable = File.join Gem.bindir(@user_spec.base_dir), 'executable'
+    assert File.exist?(executable), 'executable not written'
+
+    use_ui @ui do
+      uninstaller.remove_executables @user_spec
+    end
+
+    assert File.exist? executable
+
+    assert_equal "Executables and scripts will remain installed.\n", @ui.output
+  end
+
+  def test_remove_executables_force_remove
+    uninstaller = Gem::Uninstaller.new nil, :executables => true
+
+    executable = File.join Gem.bindir(@user_spec.base_dir), 'executable'
+    assert File.exist?(executable), 'executable not written'
+
+    use_ui @ui do
+      uninstaller.remove_executables @user_spec
+    end
+
+    assert_equal "Removing executable\n", @ui.output
+
+    refute File.exist? executable
+  end
+
+  def test_remove_executables_user
+    uninstaller = Gem::Uninstaller.new nil, :executables => true
+
+    use_ui @ui do
+      uninstaller.remove_executables @user_spec
+    end
+
+    exec_path = File.join Gem.user_dir, 'bin', 'executable'
+    refute File.exist?(exec_path), 'exec still exists in user bin dir'
+
+    assert_equal "Removing executable\n", @ui.output
+  end
+
+  def test_remove_executables_user_format
+    Gem::Installer.exec_format = 'foo-%s-bar'
+
+    uninstaller = Gem::Uninstaller.new nil, :executables => true, :format_executable => true
+
+    use_ui @ui do
+      uninstaller.remove_executables @user_spec
+    end
+
+    exec_path = File.join Gem.user_dir, 'bin', 'foo-executable-bar'
+    assert_equal false, File.exist?(exec_path), 'removed exec from bin dir'
+
+    assert_equal "Removing foo-executable-bar\n", @ui.output
+  ensure
+    Gem::Installer.exec_format = nil
+  end
+
+  def test_remove_executables_user_format_disabled
+    Gem::Installer.exec_format = 'foo-%s-bar'
+
+    uninstaller = Gem::Uninstaller.new nil, :executables => true
+
+    use_ui @ui do
+      uninstaller.remove_executables @user_spec
+    end
+
+    exec_path = File.join Gem.user_dir, 'bin', 'executable'
+    refute File.exist?(exec_path), 'removed exec from bin dir'
+
+    assert_equal "Removing executable\n", @ui.output
+  ensure
+    Gem::Installer.exec_format = nil
+  end
+
+  def test_remove_not_in_home
+    uninstaller = Gem::Uninstaller.new nil, :install_dir => "#{@gemhome}2"
+
+    e = assert_raises Gem::GemNotInHomeException do
+      use_ui ui do
+        uninstaller.remove @spec
+      end
+    end
+
+    expected =
+      "Gem '#{@spec.full_name}' is not installed in directory #{@gemhome}2"
+
+    assert_equal expected, e.message
+
+    assert_path_exists @spec.gem_dir
+  end
+
+  def test_path_ok_eh
+    uninstaller = Gem::Uninstaller.new nil
+
+    assert_equal true, uninstaller.path_ok?(@gemhome, @spec)
+  end
+
+  def test_path_ok_eh_legacy
+    uninstaller = Gem::Uninstaller.new nil
+
+    @spec.loaded_from = @spec.loaded_from.gsub @spec.full_name, '\&-legacy'
+    @spec.platform = 'legacy'
+
+    assert_equal true, uninstaller.path_ok?(@gemhome, @spec)
+  end
+
+  def test_path_ok_eh_user
+    uninstaller = Gem::Uninstaller.new nil
+
+    assert_equal true, uninstaller.path_ok?(Gem.user_dir, @user_spec)
+  end
+
+  def test_uninstall
+    uninstaller = Gem::Uninstaller.new @spec.name, :executables => true
+
+    gem_dir = File.join @gemhome, 'gems', @spec.full_name
+
+    Gem.pre_uninstall do
+      assert File.exist?(gem_dir), 'gem_dir should exist'
+    end
+
+    Gem.post_uninstall do
+      refute File.exist?(gem_dir), 'gem_dir should not exist'
+    end
+
+    uninstaller.uninstall
+
+    refute File.exist?(gem_dir)
+
+    assert_same uninstaller, @pre_uninstall_hook_arg
+    assert_same uninstaller, @post_uninstall_hook_arg
+  end
+
+  def test_uninstall_default_gem
+    spec = new_default_spec 'default', '2'
+
+    install_default_gems spec
+
+    uninstaller = Gem::Uninstaller.new spec.name, :executables => true
+
+    e = assert_raises Gem::InstallError do
+      uninstaller.uninstall
+    end
+
+    assert_equal 'gem "default" cannot be uninstalled ' +
+                 'because it is a default gem',
+                 e.message
+  end
+
+  def test_uninstall_default_gem_with_same_version
+    default_spec = new_default_spec 'default', '2'
+    install_default_gems default_spec
+
+    spec = new_spec 'default', '2'
+    install_gem spec
+
+    Gem::Specification.reset
+
+    uninstaller = Gem::Uninstaller.new spec.name, :executables => true
+
+    uninstaller.uninstall
+
+    refute_path_exists spec.gem_dir
+  end
+
+  def test_uninstall_extension
+    @spec.extensions << 'extconf.rb'
+    write_file File.join(@tempdir, 'extconf.rb') do |io|
+      io.write <<-RUBY
+require 'mkmf'
+create_makefile '#{@spec.name}'
+      RUBY
+    end
+
+    @spec.files += %w[extconf.rb]
+
+    use_ui @ui do
+      path = Gem::Package.build @spec
+
+      installer = Gem::Installer.new path
+      installer.install
+    end
+
+    assert_path_exists @spec.extension_dir, 'sanity check'
+
+    uninstaller = Gem::Uninstaller.new @spec.name, :executables => true
+    uninstaller.uninstall
+
+    refute_path_exists @spec.extension_dir
+  end
+
+  def test_uninstall_nonexistent
+    uninstaller = Gem::Uninstaller.new 'bogus', :executables => true
+
+    e = assert_raises Gem::InstallError do
+      uninstaller.uninstall
+    end
+
+    assert_equal 'gem "bogus" is not installed', e.message
+  end
+
+  def test_uninstall_not_ok
+    quick_gem 'z' do |s|
+      s.add_runtime_dependency @spec.name
+    end
+
+    uninstaller = Gem::Uninstaller.new @spec.name
+
+    gem_dir = File.join @gemhome, 'gems', @spec.full_name
+    executable = File.join @gemhome, 'bin', 'executable'
+
+    assert File.exist?(gem_dir),    'gem_dir must exist'
+    assert File.exist?(executable), 'executable must exist'
+
+    ui = Gem::MockGemUi.new "n\n"
+
+    assert_raises Gem::DependencyRemovalException do
+      use_ui ui do
+        uninstaller.uninstall
+      end
+    end
+
+    assert File.exist?(gem_dir),    'gem_dir must still exist'
+    assert File.exist?(executable), 'executable must still exist'
+  end
+
+  def test_uninstall_user_install
+    @user_spec = Gem::Specification.find_by_name 'b'
+
+    uninstaller = Gem::Uninstaller.new(@user_spec.name,
+                                       :executables  => true,
+                                       :user_install => true)
+
+    gem_dir = File.join @user_spec.gem_dir
+
+    Gem.pre_uninstall do
+      assert_path_exists gem_dir
+    end
+
+    Gem.post_uninstall do
+      refute_path_exists gem_dir
+    end
+
+    uninstaller.uninstall
+
+    refute_path_exists gem_dir
+
+    assert_same uninstaller, @pre_uninstall_hook_arg
+    assert_same uninstaller, @post_uninstall_hook_arg
+  end
+
+  def test_uninstall_wrong_repo
+    Gem.use_paths "#{@gemhome}2", [@gemhome]
+
+    uninstaller = Gem::Uninstaller.new @spec.name, :executables => true
+
+    e = assert_raises Gem::InstallError do
+      uninstaller.uninstall
+    end
+
+    expected = <<-MESSAGE.strip
+#{@spec.name} is not installed in GEM_HOME, try:
+\tgem uninstall -i #{@gemhome} a
+    MESSAGE
+
+    assert_equal expected, e.message
+  end
+
+  def test_uninstall_selection
+    util_make_gems
+
+    list = Gem::Specification.find_all_by_name 'a'
+
+    uninstaller = Gem::Uninstaller.new 'a'
+
+    ui = Gem::MockGemUi.new "1\ny\n"
+
+    use_ui ui do
+      uninstaller.uninstall
+    end
+
+    updated_list = Gem::Specification.find_all_by_name('a')
+    assert_equal list.length - 1, updated_list.length
+
+    assert_match ' 1. a-1',          ui.output
+    assert_match ' 2. a-2',          ui.output
+    assert_match ' 3. a-3.a',        ui.output
+    assert_match ' 4. All versions', ui.output
+    assert_match 'uninstalled a-1',  ui.output
+  end
+
+  def test_uninstall_selection_greater_than_one
+    util_make_gems
+
+    list = Gem::Specification.find_all_by_name('a')
+
+    uninstaller = Gem::Uninstaller.new('a')
+
+    use_ui Gem::MockGemUi.new("2\ny\n") do
+      uninstaller.uninstall
+    end
+
+    updated_list = Gem::Specification.find_all_by_name('a')
+    assert_equal list.length - 1, updated_list.length
+  end
+
+  def test_uninstall_prompts_about_broken_deps
+    quick_gem 'r', '1' do |s| s.add_dependency 'q', '= 1' end
+    quick_gem 'q', '1'
+
+    un = Gem::Uninstaller.new('q')
+    ui = Gem::MockGemUi.new("y\n")
+
+    use_ui ui do
+      un.uninstall
+    end
+
+    lines = ui.output.split("\n")
+    lines.shift
+
+    assert_match %r!You have requested to uninstall the gem:!, lines.shift
+    lines.shift
+    lines.shift
+
+    assert_match %r!r-1 depends on q \(= 1\)!, lines.shift
+    assert_match %r!Successfully uninstalled q-1!, lines.last
+  end
+
+  def test_uninstall_only_lists_unsatified_deps
+    quick_gem 'r', '1' do |s| s.add_dependency 'q', '~> 1.0' end
+    quick_gem 'x', '1' do |s| s.add_dependency 'q', '= 1.0'  end
+    quick_gem 'q', '1.0'
+    quick_gem 'q', '1.1'
+
+    un = Gem::Uninstaller.new('q', :version => "1.0")
+    ui = Gem::MockGemUi.new("y\n")
+
+    use_ui ui do
+      un.uninstall
+    end
+
+    lines = ui.output.split("\n")
+    lines.shift
+
+    assert_match %r!You have requested to uninstall the gem:!, lines.shift
+    lines.shift
+    lines.shift
+
+    assert_match %r!x-1 depends on q \(= 1.0\)!, lines.shift
+    assert_match %r!Successfully uninstalled q-1.0!, lines.last
+  end
+
+  def test_uninstall_doesnt_prompt_when_other_gem_satifies_requirement
+    quick_gem 'r', '1' do |s| s.add_dependency 'q', '~> 1.0' end
+    quick_gem 'q', '1.0'
+    quick_gem 'q', '1.1'
+
+    un = Gem::Uninstaller.new('q', :version => "1.0")
+    ui = Gem::MockGemUi.new("y\n")
+
+    use_ui ui do
+      un.uninstall
+    end
+
+    lines = ui.output.split("\n")
+
+    assert_equal "Successfully uninstalled q-1.0", lines.shift
+  end
+
+  def test_uninstall_doesnt_prompt_when_removing_a_dev_dep
+    quick_gem 'r', '1' do |s| s.add_development_dependency 'q', '= 1.0' end
+    quick_gem 'q', '1.0'
+
+    un = Gem::Uninstaller.new('q', :version => "1.0")
+    ui = Gem::MockGemUi.new("y\n")
+
+    use_ui ui do
+      un.uninstall
+    end
+
+    lines = ui.output.split("\n")
+
+    assert_equal "Successfully uninstalled q-1.0", lines.shift
+  end
+
+  def test_uninstall_doesnt_prompt_and_raises_when_abort_on_dependent_set
+    quick_gem 'r', '1' do |s| s.add_dependency 'q', '= 1' end
+    quick_gem 'q', '1'
+
+    un = Gem::Uninstaller.new('q', :abort_on_dependent => true)
+    ui = Gem::MockGemUi.new("y\n")
+
+    assert_raises Gem::DependencyRemovalException do
+      use_ui ui do
+        un.uninstall
+      end
+    end
+  end
+
+  def test_uninstall_prompt_includes_dep_type
+    quick_gem 'r', '1' do |s|
+      s.add_development_dependency 'q', '= 1'
+    end
+
+    quick_gem 'q', '1'
+
+    un = Gem::Uninstaller.new('q', :check_dev => true)
+    ui = Gem::MockGemUi.new("y\n")
+
+    use_ui ui do
+      un.uninstall
+    end
+
+    lines = ui.output.split("\n")
+    lines.shift
+
+    assert_match %r!You have requested to uninstall the gem:!, lines.shift
+    lines.shift
+    lines.shift
+
+    assert_match %r!r-1 depends on q \(= 1, development\)!, lines.shift
+    assert_match %r!Successfully uninstalled q-1!, lines.last
+  end
+end