Always set_default_options

This allows Rake.with_application to work without users having to know
to set the default options manually.

lib/rake/application.rb

@@ -62,6 +62,8 @@ def initialize
       add_loader("rake", DefaultLoader.new)
       @tty_output = STDOUT.tty?
       @terminal_columns = ENV["RAKE_COLUMNS"].to_i
+
+      set_default_options
     end
 
     # Run the Rake application.  The run method performs the following

lib/rake/rake_module.rb

@@ -46,8 +46,6 @@ def add_rakelib(*files)
     #   Dir.chdir 'other/directory'
     #
     #   other_rake = Rake.with_application do |rake|
-    #     rake.set_default_options
-    #
     #     rake.load_rakefile
     #   end
     #

test/test_rake_application.rb

@@ -49,6 +49,8 @@ def test_display_exception_details
     end
 
     out, err = capture_io do
+      @app.set_default_options # reset trace output IO
+
       @app.display_error_message ex
     end
 
@@ -65,6 +67,8 @@ def test_display_exception_details_bad_encoding
     end
 
     out, err = capture_io do
+      @app.set_default_options # reset trace output IO
+
       @app.display_error_message ex
     end
 
@@ -86,6 +90,8 @@ def test_display_exception_details_cause
     end
 
     out, err = capture_io do
+      @app.set_default_options # reset trace output IO
+
       @app.display_error_message ex
     end
 
@@ -472,6 +478,7 @@ def test_bad_run
   def test_bad_run_with_trace
     @app.intern(Rake::Task, "default").enhance { fail }
     _, err = capture_io {
+      @app.set_default_options
       assert_raises(SystemExit) { @app.run %w[-f -s -t] }
     }
     refute_match(/see full trace/i, err)
@@ -563,6 +570,8 @@ def test_standard_exception_handling_invalid_option
 
   def test_standard_exception_handling_other
     out, err = capture_io do
+      @app.set_default_options # reset trace output IO
+
       e = assert_raises SystemExit do
         @app.standard_exception_handling do
           raise "blah"

test/test_rake_task.rb

@@ -62,10 +62,14 @@ def test_invoke_with_circular_dependencies
   end
 
   def test_dry_run_prevents_actions
-    Rake.application.options.dryrun = true
     runlist = []
     t1 = task(:t1) { |t| runlist << t.name; 3321 }
-    _, err = capture_io { t1.invoke }
+    _, err = capture_io {
+      Rake.application.set_default_options # reset trace output IO
+      Rake.application.options.dryrun = true
+
+      t1.invoke
+    }
     assert_match(/execute .*t1/i, err)
     assert_match(/dry run/i, err)
     refute_match(/invoke/i, err)
@@ -75,9 +79,11 @@ def test_dry_run_prevents_actions
   end
 
   def test_tasks_can_be_traced
-    Rake.application.options.trace = true
     t1 = task(:t1)
     _, err = capture_io {
+      Rake.application.set_default_options # reset trace output IO
+      Rake.application.options.trace = true
+
       t1.invoke
     }
     assert_match(/invoke t1/i, err)

test/test_rake_win32.rb

@@ -65,7 +65,11 @@ def test_win32_backtrace_with_different_case
     rake.options.trace = true
     rake.instance_variable_set(:@rakefile, "Rakefile")
 
-    _, err = capture_io { rake.display_error_message(ex) }
+    _, err = capture_io {
+      rake.set_default_options # reset trace output IO
+
+      rake.display_error_message(ex)
+    }
 
     assert_match(/rakefile/, err)
   end