Merge pull request #1913 from reitermarkus/testing-env

Use array of constants to set up test directories.

Library/Homebrew/test/Gemfile

@@ -2,6 +2,7 @@ source "https://rubygems.org"
 
 gem "mocha"
 gem "minitest"
+gem "minitest-reporters"
 gem "parallel_tests"
 
 group :coverage do

Library/Homebrew/test/Gemfile.lock

 GEM
   remote: https://rubygems.org/
   specs:
+    ansi (1.5.0)
+    builder (3.2.3)
     codecov (0.1.9)
       json
       simplecov
@@ -9,11 +11,17 @@ GEM
     json (2.0.3)
     metaclass (0.0.4)
     minitest (5.10.1)
+    minitest-reporters (1.1.14)
+      ansi
+      builder
+      minitest (>= 5.0)
+      ruby-progressbar
     mocha (1.2.1)
       metaclass (~> 0.0.1)
     parallel (1.10.0)
     parallel_tests (2.13.0)
       parallel
+    ruby-progressbar (1.8.1)
     simplecov (0.13.0)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
@@ -27,6 +35,7 @@ PLATFORMS
 DEPENDENCIES
   codecov
   minitest
+  minitest-reporters
   mocha
   parallel_tests
   simplecov

Library/Homebrew/test/support/helper/fs_leak_logger.rb

@@ -9,13 +9,13 @@ module Test
         klass.make_my_diffs_pretty!
       end
 
-      def before_setup
+      def setup
         @__files_before_test = []
         Find.find(TEST_TMPDIR) { |f| @__files_before_test << f.sub(TEST_TMPDIR, "") }
         super
       end
 
-      def after_teardown
+      def teardown
         super
         files_after_test = []
         Find.find(TEST_TMPDIR) { |f| files_after_test << f.sub(TEST_TMPDIR, "") }

Library/Homebrew/test/support/helper/test_case.rb

+require "formulary"
+require "tap"
+
 module Homebrew
   class TestCase < ::Minitest::Test
     require "test/support/helper/fs_leak_logger"
@@ -12,7 +15,21 @@ module Homebrew
     TEST_SHA1   = "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef".freeze
     TEST_SHA256 = "deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef".freeze
 
+    TEST_DIRECTORIES = [
+      CoreTap.instance.path/"Formula",
+      HOMEBREW_CACHE,
+      HOMEBREW_CACHE_FORMULA,
+      HOMEBREW_CELLAR,
+      HOMEBREW_LOCK_DIR,
+      HOMEBREW_LOGS,
+      HOMEBREW_TEMP,
+    ].freeze
+
     def setup
+      # These directories need to be created before
+      # `FSLeakLogger` is called with `super`.
+      TEST_DIRECTORIES.each(&:mkpath)
+
       super
 
       @__argv = ARGV.dup
@@ -25,15 +42,10 @@ module Homebrew
 
       Tab.clear_cache
 
-      coretap = CoreTap.new
-      paths_to_delete = [
+      FileUtils.rm_rf [
+        TEST_DIRECTORIES.map(&:children),
         HOMEBREW_LINKED_KEGS,
         HOMEBREW_PINNED_KEGS,
-        HOMEBREW_CELLAR.children,
-        HOMEBREW_CACHE.children,
-        HOMEBREW_LOCK_DIR.children,
-        HOMEBREW_LOGS.children,
-        HOMEBREW_TEMP.children,
         HOMEBREW_PREFIX/".git",
         HOMEBREW_PREFIX/"bin",
         HOMEBREW_PREFIX/"share",
@@ -45,12 +57,10 @@ module Homebrew
         HOMEBREW_LIBRARY/"Taps/homebrew/homebrew-services",
         HOMEBREW_LIBRARY/"Taps/homebrew/homebrew-shallow",
         HOMEBREW_REPOSITORY/".git",
-        coretap.path/".git",
-        coretap.alias_dir,
-        coretap.formula_dir.children,
-        coretap.path/"formula_renames.json",
-      ].flatten
-      FileUtils.rm_rf paths_to_delete
+        CoreTap.instance.path/".git",
+        CoreTap.instance.alias_dir,
+        CoreTap.instance.path/"formula_renames.json",
+      ]
 
       super
     end

Library/Homebrew/test/testing_env.rb

-$:.unshift File.expand_path("../..", __FILE__)
-$:.unshift File.expand_path("../support/lib", __FILE__)
-
-require "simplecov" if ENV["HOMEBREW_TESTS_COVERAGE"]
-require "global"
-require "formulary"
-
-# Test environment setup
-(HOMEBREW_LIBRARY/"Taps/homebrew/homebrew-core/Formula").mkpath
-%w[cache formula_cache locks cellar logs temp].each { |d| HOMEBREW_PREFIX.parent.join(d).mkpath }
-
 begin
   require "minitest/autorun"
-  require "parallel_tests/test/runtime_logger"
+  require "minitest/reporters"
+  Minitest::Reporters.use! Minitest::Reporters::DefaultReporter.new(color: true)
   require "mocha/setup"
+  require "parallel_tests/test/runtime_logger"
+  require "simplecov" if ENV["HOMEBREW_TESTS_COVERAGE"]
 rescue LoadError
-  abort "Run `bundle install` or install the mocha and minitest gems before running the tests"
+  abort "Run `bundle install` before running the tests."
 end
 
+$LOAD_PATH.unshift(File.expand_path("#{ENV["HOMEBREW_LIBRARY"]}/Homebrew"))
+$LOAD_PATH.unshift(File.expand_path("#{ENV["HOMEBREW_LIBRARY"]}/Homebrew/test/support/lib"))
+
+require "global"
+
 require "test/support/helper/test_case"
 require "test/support/helper/integration_command_test_case"