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require 'rubygems/installer_test_case'
require 'rubygems/uninstaller'
class TestGemUninstaller < Gem::InstallerTestCase
def setup
super
@user_spec.executables = ["executable"]
build_rake_in do
use_ui ui do
@installer.install
@user_installer.install
Gem.use_paths @gemhome, Gem.user_dir
@spec = Gem::Specification.find_by_name 'a'
@user_spec = Gem::Specification.find_by_name 'b'
end
end
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_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.user_dir, 'bin', '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.user_dir, 'bin', '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'
assert_equal false, File.exist?(exec_path), 'removed exec from 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 executable\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_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_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
@user_spec = Gem::Specification.find_by_name 'b'
uninstaller = Gem::Uninstaller.new(@user_spec.name,
:executables => true,
:user_install => true)
gem_dir = File.join Gem.user_dir, 'gems', @user_spec.full_name
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_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\n") do
uninstaller.uninstall
end
updated_list = Gem::Specification.find_all_by_name('a')
assert_equal list.length - 1, updated_list.length
end
end
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