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require 'test/unit'
require File.join(File.expand_path(File.dirname(__FILE__)), 'gemutilities')
require File.join(File.expand_path(File.dirname(__FILE__)),
'gem_installer_test_case')
require 'rubygems/commands/uninstall_command'
class TestGemCommandsUninstallCommand < GemInstallerTestCase
def setup
super
ui = MockGemUi.new
util_setup_gem ui
build_rake_in do
use_ui ui do
@installer.install
end
end
@cmd = Gem::Commands::UninstallCommand.new
@cmd.options[:executables] = true
@executable = File.join(@gemhome, 'bin', 'executable')
end
def test_execute_removes_executable
if win_platform?
assert_equal true, File.exist?(@executable)
else
assert_equal true, File.symlink?(@executable)
end
# Evil hack to prevent false removal success
FileUtils.rm_f @executable
File.open(@executable, "wb+") {|f| f.puts "binary"}
@cmd.options[:args] = Array(@spec.name)
use_ui @ui do
@cmd.execute
end
output = @ui.output.split "\n"
assert_match(/Removing executable/, output.shift)
assert_match(/Successfully uninstalled/, output.shift)
assert_equal false, File.exist?(@executable)
assert_nil output.shift, "UI output should have contained only two lines"
end
def test_execute_not_installed
@cmd.options[:args] = ["foo"]
e = assert_raise(Gem::InstallError) do
use_ui @ui do
@cmd.execute
end
end
assert_match(/\AUnknown gem foo >= 0$/, e.message)
output = @ui.output.split "\n"
assert output.empty?, "UI output should be empty after an uninstall error"
end
end
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