zenspider.com by ryan davis

ZenTest

testing, on steroids.

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go red with zentest: generate, measure, audit

#  cls: tst/mth = pct
# A::B: 31 / 21 = 147.62%
#    A:  3 /  4 =  75.00%
 
def thingy
  raise NotImplementedError, 'Need to write thingy'
end
 
# of errors detected: 42

• Ensures test coverage and accelerates TDD.
• Test and implementation methods generated automatically.
• Focus on content, not structure.
• Know where to work next.
• Get quick feedback on progress.

go green with unit_diff: illuminate, focus, fix

1) Failure:
test_thingy(TestThingy):
4388c1
- expected content
+ bad content

• Uses Advanced Diffing Technology™ to highlight errors.
• Miles of output made crystal clear.
• Points you to exactly where the problem is, weeding through the clutter, and letting you think at a higher level.
• Don’t waste time digging through failed tests when you could be simply fixing things.

refactor with autotest: automate, accelerate, concentrate

Click to see example movie

• Improves feedback by running tests continuously.
• Continually runs tests based on files you’ve changed.
• Get feedback as soon as you save. Keeps you in your editor allowing you to get stuff done faster.
• Focuses on running previous failures until you’ve fixed them.

validate with multiruby: cover, validate, ensure

multiruby -e '1 + 2'

VERSION = 1.8.7-p330
CMD     = ~/.multiruby/install/1.8.7-p330/bin/ruby -e 1 + 2


RESULT = 0

VERSION = 1.9.3-p0
CMD     = ~/.multiruby/install/1.9.3-p0/bin/ruby -e 1 + 2


RESULT = 0

TOTAL RESULT = 0 failures out of 2

Passed: 1.9.3-p0, 1.8.7-p330
Failed: 

• Runs anything you want across many versions of ruby.
• Validate your tests for version specific code.
• Write C extensions and ensure they’ll work everywhere.