Rake (test) errors

Can somebody tell me what is going below? I wanted to try/learn use
tests for the first time… But right now I’m not sure my installation is
without errors.

Thank you in advance.
Martin

My enviroment:
WinXP
Ruby version 1.8.5 (i386-mswin32), 1.85-22 RC3
RubyGems version 0.9.2
Rails version 1.2.2
Active Record version 1.15.2
Action Pack version 1.13.2
Action Web Service version 1.2.2
Action Mailer version 1.3.2
Active Support version 1.4.1
Application root C:/rails/raketest
Environment development
Database adapter mysql (5.0.24a-community-nt)
Database schema version 1

I setup the project raketest and run rake --trace from project root.
The result:

C:\rails\raketest>rake --trace
c:0:Warning: require_gem is obsolete. Use gem instead.
(in C:/rails/raketest)
** Invoke default (first_time)
** Invoke test (first_time)
** Execute test
** Invoke test:units (first_time)
** Invoke db:test:prepare (first_time)
** Invoke environment (first_time)
** Execute environment
** Execute db:test:prepare
** Invoke db:test:clone (first_time)
** Invoke db:schema:dump (first_time)
** Invoke environment
** Execute db:schema:dump
** Invoke test:functionals (first_time)
** Invoke db:test:prepare
** Execute test:functionals
c:/ruby/bin/ruby -Ilib;test
“c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake/rake_test_loader.rb”
** Invoke test:integration (first_time)
** Invoke db:test:prepare
** Execute test:integration
c:/ruby/bin/ruby -Ilib;test
“c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake/rake_test_loader.rb”
rake aborted!
Test failures
c:/ruby/lib/ruby/gems/1.8/gems/rails-1.2.2/lib/tasks/testing.rake:50
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:387:in call' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:387:inexecute’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:387:in each' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:387:inexecute’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:357:in invoke' c:/ruby/lib/ruby/1.8/thread.rb:135:insynchronize’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:350:in invoke' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:364:ininvoke_prerequisites’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:999:in each' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:999:insend’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:999:in each' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:363:ininvoke_prerequisites’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:356:in invoke' c:/ruby/lib/ruby/1.8/thread.rb:135:insynchronize’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:350:in invoke' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:1906:inrun’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:1906:in each' c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:1906:inrun’
c:/ruby/lib/ruby/gems/1.8/gems/rake-0.7.1/bin/rake:7
c:/ruby/bin/rake.bat:25:in `load’
c:/ruby/bin/rake.bat:25