Imported minitest 2.5.0 (r6557)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33036 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/minitest/test_minitest_unit.rb

@@ -12,6 +12,7 @@ MiniTest::Unit.autorun
 
 module MyModule; end
 class AnError < StandardError; include MyModule; end
+class ImmutableString < String; def inspect; super.freeze; end; end
 
 class TestMiniTestUnit < MiniTest::Unit::TestCase
   pwd = Pathname.new(File.expand_path(Dir.pwd))
@@ -46,12 +47,12 @@ Finished tests in 0.00
     MiniTest::Unit::TestCase.reset
     @tu = MiniTest::Unit.new
     @output = StringIO.new("")
+    MiniTest::Unit.runner = nil # protect the outer runner from the inner tests
     MiniTest::Unit.output = @output
   end
 
   def teardown
     MiniTest::Unit.output = $stdout
-    MiniTest::Unit.runner = nil
     Object.send :remove_const, :ATestCase if defined? ATestCase
   end
 
@@ -442,6 +443,149 @@ Finished tests in 0.00
     assert_report expected
   end
 
+  def with_overridden_include
+    Class.class_eval do
+      def inherited_with_hacks klass
+        throw :inherited_hook
+      end
+
+      alias inherited_without_hacks inherited
+      alias inherited               inherited_with_hacks
+      alias IGNORE_ME!              inherited # 1.8 bug. god I love venture bros
+    end
+
+    yield
+
+  ensure
+    Class.class_eval do
+      alias inherited inherited_without_hacks
+
+      undef_method :inherited_with_hacks
+      undef_method :inherited_without_hacks
+    end
+
+    refute_respond_to Class, :inherited_with_hacks
+    refute_respond_to Class, :inherited_without_hacks
+  end
+
+  def test_inherited_hook_plays_nice_with_others
+    with_overridden_include do
+      assert_throws :inherited_hook do
+        Class.new MiniTest::Unit::TestCase
+      end
+    end
+  end
+
+  def test_setup_hooks
+    call_order = []
+
+    tc = Class.new(MiniTest::Unit::TestCase) do
+      define_method :setup do
+        super()
+        call_order << :method
+      end
+
+      define_method :test2 do
+        call_order << :test2
+      end
+
+      define_method :test1 do
+        call_order << :test1
+      end
+    end
+
+    tc.add_setup_hook lambda { call_order << :proc }
+
+    argument = nil
+
+    tc.add_setup_hook do |arg|
+      argument = arg
+      call_order << :block
+    end
+
+    @tu.run %w[--seed 42]
+
+    assert_kind_of tc, argument
+
+    expected = [:method, :proc, :block, :test1,
+                :method, :proc, :block, :test2]
+
+    assert_equal expected, call_order
+  end
+
+  def test_teardown_hooks
+    call_order = []
+
+    tc = Class.new(MiniTest::Unit::TestCase) do
+      define_method :teardown do
+        super()
+        call_order << :method
+      end
+
+      define_method :test2 do
+        call_order << :test2
+      end
+
+      define_method :test1 do
+        call_order << :test1
+      end
+    end
+
+    tc.add_teardown_hook lambda { call_order << :proc }
+
+    argument = nil
+
+    tc.add_teardown_hook do |arg|
+      argument = arg
+      call_order << :block
+    end
+
+    @tu.run %w[--seed 42]
+
+    assert_kind_of tc, argument
+
+    expected = [:test1, :block, :proc, :method,
+                :test2, :block, :proc, :method]
+
+    assert_equal expected, call_order
+  end
+
+  def test_setup_and_teardown_hooks_survive_inheritance
+    call_order = []
+
+    parent = Class.new(MiniTest::Unit::TestCase) do
+      define_method :setup do
+        super()
+        call_order << :setup_method
+      end
+
+      define_method :teardown do
+        super()
+        call_order << :teardown_method
+      end
+
+      define_method :test_something do
+        call_order << :test
+      end
+    end
+
+    parent.add_setup_hook     { call_order << :setup_hook }
+    parent.add_teardown_hook  { call_order << :teardown_hook }
+
+    _ = Class.new parent
+
+    parent.add_setup_hook     { call_order << :setup_after }
+    parent.add_teardown_hook  { call_order << :teardown_after }
+
+    @tu.run %w[--seed 42]
+
+    # Once for the parent class, once for the child
+    expected = [:setup_method, :setup_hook, :setup_after, :test,
+                :teardown_after, :teardown_hook, :teardown_method] * 2
+
+    assert_equal expected, call_order
+  end
+
   def util_expand_bt bt
     if RUBY_VERSION =~ /^1\.9/ then
       bt.map { |f| (f =~ /^\./) ? File.expand_path(f) : f }
@@ -1084,6 +1228,11 @@ FILE:LINE:in `test_assert_raises_triggered_subclass'
     @tc.pass
   end
 
+  def test_prints
+    printer = Class.new { extend MiniTest::Assertions }
+    @tc.assert_equal '"test"', printer.mu_pp(ImmutableString.new 'test')
+  end
+
   def test_refute
     @assertion_count = 2