tests: remove more per-test file system cleanup

These locations are now all automatically cleaned up after every test.

Library/Homebrew/test/ARGV_test.rb

@@ -22,8 +22,6 @@ class ArgvExtensionTests < Homebrew::TestCase
     keg.mkpath
     @argv << "mxcl"
     assert_equal 1, @argv.kegs.length
-  ensure
-    keg.parent.rmtree
   end
 
   def test_argv_named

Library/Homebrew/test/cleanup_test.rb

@@ -55,9 +55,6 @@ class CleanupTests < Homebrew::TestCase
     refute_predicate f1, :installed?
     refute_predicate f2, :installed?
     assert_predicate f3, :installed?
-  ensure
-    [f1, f2, f3].each(&:clear_cache)
-    f3.rack.rmtree
   end
 
   def test_cleanup_logs

Library/Homebrew/test/diagnostic_test.rb

@@ -105,8 +105,6 @@ class DiagnosticChecksTest < Homebrew::TestCase
 
     assert_match "/usr/bin occurs before #{HOMEBREW_PREFIX}/bin",
       @checks.check_user_path_1
-  ensure
-    bin.rmtree
   end
 
   def test_check_user_path_bin

Library/Homebrew/test/formula_installer_test.rb

@@ -125,11 +125,7 @@ class FormulaInstallerTests < Homebrew::TestCase
     fi = FormulaInstaller.new(dependent)
     assert_raises(CannotInstallFormulaError) { fi.check_install_sanity }
   ensure
-    dependency.unpin
     dependency_keg.unlink
-    dependency_keg.uninstall
-    dependency.clear_cache
-    dep_path.unlink
     Formulary::FORMULAE.delete(dep_path)
   end
 end

Library/Homebrew/test/formula_test.rb

@@ -176,8 +176,6 @@ class FormulaTests < Homebrew::TestCase
     prefix.mkpath
     FileUtils.touch prefix+Tab::FILENAME
     assert_predicate f, :any_version_installed?
-  ensure
-    f.rack.rmtree
   end
 
   def test_migration_needed
@@ -203,9 +201,6 @@ class FormulaTests < Homebrew::TestCase
     newname_prefix.mkpath
 
     refute_predicate f, :migration_needed?
-  ensure
-    oldname_prefix.parent.rmtree
-    newname_prefix.parent.rmtree
   end
 
   def test_installed?
@@ -240,8 +235,6 @@ class FormulaTests < Homebrew::TestCase
     prefix = HOMEBREW_CELLAR+f.name+f.head.version
     prefix.mkpath
     assert_equal prefix, f.installed_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_installed_prefix_devel_installed
@@ -255,8 +248,6 @@ class FormulaTests < Homebrew::TestCase
     prefix = HOMEBREW_CELLAR+f.name+f.devel.version
     prefix.mkpath
     assert_equal prefix, f.installed_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_installed_prefix_stable_installed
@@ -270,8 +261,6 @@ class FormulaTests < Homebrew::TestCase
     prefix = HOMEBREW_CELLAR+f.name+f.version
     prefix.mkpath
     assert_equal prefix, f.installed_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_installed_prefix_outdated_stable_head_installed
@@ -289,8 +278,6 @@ class FormulaTests < Homebrew::TestCase
     tab.write
 
     assert_equal HOMEBREW_CELLAR/"#{f.name}/#{f.version}", f.installed_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_installed_prefix_outdated_devel_head_installed
@@ -311,8 +298,6 @@ class FormulaTests < Homebrew::TestCase
     tab.write
 
     assert_equal HOMEBREW_CELLAR/"#{f.name}/#{f.version}", f.installed_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_installed_prefix_head
@@ -358,8 +343,6 @@ class FormulaTests < Homebrew::TestCase
 
     prefix = HOMEBREW_CELLAR/"#{f.name}/HEAD-222222_2"
     assert_equal prefix, f.latest_head_prefix
-  ensure
-    f.rack.rmtree
   end
 
   def test_equality
@@ -571,7 +554,6 @@ class FormulaTests < Homebrew::TestCase
     assert_equal Version.create("HEAD-5658946"), f.head.version
   ensure
     ENV.replace(initial_env)
-    cached_location.rmtree
   end
 
   def test_legacy_options
@@ -771,9 +753,6 @@ class FormulaTests < Homebrew::TestCase
 
     assert_equal f3.installed_kegs.sort_by(&:version)[0..1],
                  f3.eligible_kegs_for_cleanup.sort_by(&:version)
-  ensure
-    [f1, f2, f3].each(&:clear_cache)
-    f3.rack.rmtree
   end
 
   def test_eligible_kegs_for_cleanup_keg_pinned
@@ -795,10 +774,6 @@ class FormulaTests < Homebrew::TestCase
     assert_predicate f3, :installed?
 
     assert_equal [Keg.new(f2.prefix)], shutup { f3.eligible_kegs_for_cleanup }
-  ensure
-    f1.unpin
-    [f1, f2, f3].each(&:clear_cache)
-    f3.rack.rmtree
   end
 
   def test_eligible_kegs_for_cleanup_head_installed
@@ -821,8 +796,6 @@ class FormulaTests < Homebrew::TestCase
 
     eligible_kegs = f.installed_kegs - [Keg.new(f.prefix("HEAD-111111_1"))]
     assert_equal eligible_kegs, f.eligible_kegs_for_cleanup
-  ensure
-    f.rack.rmtree
   end
 
   def test_pour_bottle
@@ -1173,11 +1146,6 @@ class OutdatedVersionsTests < Homebrew::TestCase
   ensure
     ENV.replace(initial_env)
     testball_repo.rmtree if testball_repo.exist?
-    outdated_stable_prefix.rmtree if outdated_stable_prefix.exist?
-    head_prefix_b.rmtree if head_prefix.exist?
-    head_prefix_c.rmtree if head_prefix_c.exist?
-    FileUtils.rm_rf HOMEBREW_CACHE/"testball--git"
-    FileUtils.rm_rf HOMEBREW_CELLAR/"testball"
   end
 
   def test_outdated_kegs_version_scheme_changed
@@ -1191,8 +1159,6 @@ class OutdatedVersionsTests < Homebrew::TestCase
     setup_tab_for_prefix(prefix, versions: { "stable" => "0.1" })
 
     refute_predicate f.outdated_kegs, :empty?
-  ensure
-    prefix.rmtree
   end
 
   def test_outdated_kegs_mixed_version_schemes
@@ -1220,8 +1186,6 @@ class OutdatedVersionsTests < Homebrew::TestCase
     prefix_d = HOMEBREW_CELLAR.join("testball/20141011")
     setup_tab_for_prefix(prefix_d, versions: { "stable" => "20141009", "version_scheme" => 3 })
     assert_predicate f.outdated_kegs, :empty?
-  ensure
-    f.rack.rmtree
   end
 
   def test_outdated_kegs_head_with_version_scheme
@@ -1241,7 +1205,5 @@ class OutdatedVersionsTests < Homebrew::TestCase
 
     setup_tab_for_prefix(head_prefix, versions: { "stable" => "1.0", "version_scheme" => 2 })
     assert_predicate f.outdated_kegs, :empty?
-  ensure
-    head_prefix.rmtree
   end
 end

Library/Homebrew/test/formulary_test.rb

@@ -58,8 +58,6 @@ class FormularyFactoryTest < Homebrew::TestCase
     path.write "class Wrong#{Formulary.class_s(name)} < Formula\nend\n"
 
     assert_raises(FormulaClassUnavailableError) { Formulary.factory(name) }
-  ensure
-    path.unlink
   end
 
   def test_factory_from_path
@@ -87,8 +85,6 @@ class FormularyFactoryTest < Homebrew::TestCase
     result = Formulary.factory("foo")
     assert_kind_of Formula, result
     assert_equal alias_path.to_s, result.alias_path
-  ensure
-    alias_dir.rmtree
   end
 
   def test_factory_from_rack_and_from_keg
@@ -104,9 +100,6 @@ class FormularyFactoryTest < Homebrew::TestCase
     assert_kind_of Tab, f.build
   ensure
     keg.unlink
-    keg.uninstall
-    formula.clear_cache
-    formula.bottle.clear_cache
   end
 
   def test_load_from_contents
@@ -118,8 +111,6 @@ class FormularyFactoryTest < Homebrew::TestCase
     (HOMEBREW_CELLAR/@name).mkpath
     assert_equal HOMEBREW_CELLAR/@name, Formulary.to_rack(@name)
     assert_raises(TapFormulaUnavailableError) { Formulary.to_rack("a/b/#{@name}") }
-  ensure
-    FileUtils.rm_rf HOMEBREW_CELLAR/@name
   end
 end
 

Library/Homebrew/test/gpg_test.rb

@@ -15,7 +15,5 @@ class GpgTest < Homebrew::TestCase
         assert_predicate @dir/".gnupg/secring.gpg", :exist?
       end
     end
-  ensure
-    @dir.rmtree
   end
 end

Library/Homebrew/test/install_test.rb

@@ -113,7 +113,6 @@ class IntegrationCommandTestInstall < IntegrationCommandTestCase
 
   ensure
     ENV.replace(initial_env)
-    repo_path.rmtree
   end
 
   def test_install_with_invalid_option

Library/Homebrew/test/keg_test.rb

@@ -298,8 +298,6 @@ class LinkTests < LinkTestCase
     assert_equal 2, lib.children.length
   ensure
     a.unlink
-    a.uninstall
-    b.uninstall
   end
 
   def test_removes_broken_symlinks_that_conflict_with_directories
@@ -315,7 +313,6 @@ class LinkTests < LinkTestCase
     keg.link
   ensure
     keg.unlink
-    keg.uninstall
   end
 end
 
@@ -427,9 +424,6 @@ class InstalledDependantsTests < LinkTestCase
 
     result = Keg.find_some_installed_dependents([renamed_keg])
     assert_equal [[renamed_keg], ["bar"]], result
-  ensure
-    # Move it back to where it was so it'll be cleaned up.
-    (HOMEBREW_CELLAR/"foo-old").rename(HOMEBREW_CELLAR/"foo")
   end
 
   def test_empty_dependencies_in_tab

Library/Homebrew/test/migrator_test.rb

@@ -32,8 +32,6 @@ class MigratorErrorsTests < Homebrew::TestCase
     tab.source["tap"] = "homebrew/core"
     tab.write
     assert_raises(Migrator::MigratorDifferentTapsError) { Migrator.new(@new_f) }
-  ensure
-    keg.parent.rmtree
   end
 end
 

Library/Homebrew/test/os/mac/keg_test.rb

@@ -50,7 +50,6 @@ class OSMacLinkTests < Homebrew::TestCase
     assert_equal 1, keg.mach_o_files.size
   ensure
     keg.unlink
-    keg.uninstall
   end
 
   def test_mach_o_files_isnt_confused_by_symlinks
@@ -66,6 +65,5 @@ class OSMacLinkTests < Homebrew::TestCase
     assert_equal 1, keg.mach_o_files.size
   ensure
     keg.unlink
-    keg.uninstall
   end
 end

Library/Homebrew/test/tap_test.rb

@@ -168,8 +168,6 @@ class TapTest < Homebrew::TestCase
       end
     end
     refute_predicate services_tap, :private?
-  ensure
-    services_tap.path.rmtree if services_tap
   end
 
   def test_remote_not_git_repo
@@ -253,8 +251,6 @@ class TapTest < Homebrew::TestCase
     refute_predicate tap, :installed?
     refute_predicate HOMEBREW_PREFIX/"share/man/man1/brew-tap-cmd.1", :exist?
     refute_predicate HOMEBREW_PREFIX/"share/man/man1", :exist?
-  ensure
-    (HOMEBREW_PREFIX/"share").rmtree if (HOMEBREW_PREFIX/"share").exist?
   end
 
   def test_pin_and_unpin
@@ -320,8 +316,5 @@ class CoreTapTest < Homebrew::TestCase
     assert_equal ["bar"], @repo.aliases
     assert_equal @repo.alias_table, "bar" => "foo"
     assert_equal @repo.alias_reverse_table, "foo" => ["bar"]
-  ensure
-    @formula_file.unlink
-    @repo.alias_dir.rmtree
   end
 end

Library/Homebrew/test/versions_test.rb

@@ -185,8 +185,6 @@ class VersionParsingTests < Homebrew::TestCase
     d = HOMEBREW_CELLAR/"foo-0.1.9"
     d.mkpath
     assert_equal version("0.1.9"), d.version
-  ensure
-    d.unlink
   end
 
   def test_no_version