How we test our projects

Rubyconf China 2012

Transcript

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2. whoami
   

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4. 太檑
   

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5. Terry
   

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6. @poshboytl
   

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7. Co-founder of
   Pragmatic.ly
   

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9. Creator of
   Railscasts-china.com
   

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11. Survey
    

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12. How many people
    write tests?
    

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13. How many people use
    RSpec?
    

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14. Tools we use
    

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16. I love RSpec!
    

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19. Bad boy!
    

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21. x.should == y
    

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24. Straightforward!
    

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25. asset_equal y, x
    

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28. This is just right!
    

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29. Pillow War!
    

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30. Peace! Choose what
    you like!
    

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31. Try it, instead of
    following anybody.
    

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32. Syntax
    

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33. Syntax
    Sugar
    

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34. Syntax
    Sugar
    DSL
    

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35. Is syntax important?
    

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39. Syntax is important, that’s the
    most important reason why we
    love Ruby! It also can be the
    reason we love RSepc!
    

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40. Syntax is important, that’s the
    most important reason why we
    love Ruby! It also can be the
    reason we love RSepc!
    Terry Tai
    

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41. Let’s talk about RSpec!
    

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42. Our practices
    

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59. Setup phase contains two parts
    use ‘let’ to initialize data
    ‘before’ block to do some actions
    

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68. Why straightforward is
    important for us?
    

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72. The sugar we don’t like
    very much
    

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76. RSpec done
    

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78. Problem of Fixtures
    

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79. Hard to read
    Hard to write
    Hard to maintain
    

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82. What’s the password?
    

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83. What’s the password?
    

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84. What’s the password?
    Add new records?
    

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85. Fixtures separate the
    data and the tests
    

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88. Bullshit!
    

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90. What’s the advantage
    of fixtures?
    

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91. It’s really fast!!
    

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92. Some practices for
    Factory Girl
    

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101. Random data is a
     advantage of factory
     to fixtures
     

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103. Update: If you wanna use
     LoremIpsum class still
     need the gems like
     forgery or lorem-ipsum.
     

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110. How we run tests?
     

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111. You might see this
     

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112. But......
     I really don’t use it
     

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113. Tell you a secret
     

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114. I run my tests manually
     

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115. Why?
     

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116. probably, I type
     :w
     so frequently
     and quickly. LOL
     

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117. probably, I type
     :w
     so frequently
     and quickly. LOL
     

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121. Your APM should be high
     

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122. Slayers Boxer
     Your APM should be high
     

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123. Manually run
     ‘bundle exec rspec spec’ ?
     

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124. No. It depends.
     

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127. bundle exec rspec spec
     ruby -S rspec spec
     

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128. Bundler still need
     time to load
     

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129. When I can not use
     ‘bundle exec’ ?
     

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132. no spec_helper
     

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133. Two ways to run tests?
     

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136. ruby -S rspec spec ?
     

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137. bundle exec rspec spec ?
     ruby -S rspec spec ?
     

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138. by Gray Bernhardt
     

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140. About integration test
     

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141. RSpec +
     Capybara(webkit)
     

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142. Poltergeist looks nice
     will give it a try
     

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143. I don’t love it so far
     Also don’t hate it
     Still keep looking
     

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144. Stub as little as possible
     only do for
     Current time
     HTTP visiting
     ...
     

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145. VCR
     

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147. Use different fixture
     data in integration and
     unit tests
     

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148. Integration tests are
     not for driving
     development
     

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149. No mock or stub
     means slow
     You can use a CI
     server run it for you
     

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150. if project.open_source?
     

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151. A hosted continuous integration service for the open source community.
     

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152. else
     

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154. integrity
     • light weight
     • It built by ruby (Means you can hack!!!)
     • Works pretty well with git
     • Hook and API is weak
     

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156. Hudson and Jenkins
     • They built by JAVA
     • Heavy weight and powerful
     • a lot of plugins(git, github, emails, hipchat...)
     • Have nice API
     

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157. We really did some interesting
     things with Hudson by HUBOT
     

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158. http://terrytai.com/
     

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159. JS tests
     

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162. jasminerice gem for work with Rails asset pipeline
     

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163. jasmine-sinon
     

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165. By Ian: https://gist.github.com/4059889
     

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171. Look at me, Terry. It’s not a JS conf, ok?
     

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172. I’d better stop here
     

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173. Oh, BTW
     

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174. DHH is the hero
     in my heart
     

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175. Thank you!
     

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