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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
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