JezK

Name: test
Start: 2022-11-25
End: 2022-11-25

Edit File: test_gem_commands_uninstall_command.rb

require 'rubygems/installer_test_case'
require 'rubygems/commands/uninstall_command'

class TestGemCommandsUninstallCommand < Gem::InstallerTestCase

def setup
    super

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
    ui = Gem::MockGemUi.new
    util_setup_gem ui

build_rake_in do
      use_ui ui do
        @installer.install
      end
    end

if win_platform? then
      assert File.exist?(@executable)
    else
      assert File.symlink?(@executable)
    end

# Evil hack to prevent false removal success
    FileUtils.rm_f @executable

open @executable, "wb+" do |f| f.puts "binary" end

@cmd.options[:args] = [@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_removes_formatted_executable
    FileUtils.rm_f @executable # Wish this didn't happen in #setup

Gem::Installer.exec_format = 'foo-%s-bar'

@installer.format_executable = true
    @installer.install

formatted_executable = File.join @gemhome, 'bin', 'foo-executable-bar'
    assert_equal true, File.exist?(formatted_executable)

@cmd.options[:format_executable] = true
    @cmd.execute

assert_equal false, File.exist?(formatted_executable)
  rescue
    Gem::Installer.exec_format = nil
  end

def test_execute_not_installed
    @cmd.options[:args] = ["foo"]
    e = assert_raises Gem::InstallError do
      use_ui @ui do
        @cmd.execute
      end
    end

assert_match(/\Acannot uninstall, check `gem list -d foo`$/, e.message)
    output = @ui.output.split "\n"
    assert_empty output, "UI output should be empty after an uninstall error"
  end

def test_execute_prerelease
    @spec = quick_spec "pre", "2.b"
    @gem = File.join @tempdir, @spec.file_name
    FileUtils.touch @gem

util_setup_gem

build_rake_in do
      use_ui @ui do
        @installer.install
      end
    end

@cmd.options[:args] = ["pre"]

use_ui @ui do
      @cmd.execute
    end

output = @ui.output
    assert_match(/Successfully uninstalled/, output)
  end
end

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JezK

Edit File: test_gem_commands_uninstall_command.rb

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