The document discusses Ruby testing tools including Rake for building tasks, RSpec for behavior-driven development testing, and Webrat for web application testing. It provides examples of using Rake to define tasks for compiling Flex applications, examples of RSpec tests for methods like factorial and prime?, and an example Webrat test for creating a CEO letter campaign. Links are also included for the Rake, RSpec and Webrat documentation.

1. Tres gemas de Ruby
Leo Soto M.
Lenguajes Dinámicos Chile

2. 1. Rake

3. ¿Algo así como Make?

4. ps: $(NAME).ps
%.ps: %.dvi
dvips $(DVIPSOPT) $< -o $@
hyper: $(NAME).dtx $(NAME).sty
pdflatex "relaxletmakehyperrefactiveinput $(NAME).dtx"
$(NAME).pdf: $(NAME).dtx $(NAME).sty
pdflatex $(NAME).dtx
archive:
@ tar -czf $(ARCHNAME) $(ARCHIVE)
@ echo $(ARCHNAME)
clean:
rm -f $(NAME).
{log,toc,lot,lof,idx,ilg,ind,aux,blg,bbl,dvi,ins,out}
distclean: clean
rm -f $(NAME).{ps,sty,pdf} $(ARCHNAME)

5. http://www.flickr.com/photos/ross/28330560/

6. Dos grandes diferencias:

7. task :compile do
mxmlc 'FlexApp', OUTPUT_FOLDER, ['libs/ThunderBoltAS3_Flex.swc']
end
task :test do
mxmlc 'TestRunner', '', ['libs/flexunit.swc']
run_swf 'TestRunner.swf'
end
task :copy_to_main_project => [:compile] do
sh "cp -af #{FILES_TO_COPY} #{OUTPUT_FOLDER}"
end
task :clean do
sh "rm -rf #{OUTPUT_FOLDER}/*"
end
task :default => [:compile, :copy_to_main_project]

8. task :compile do
mxmlc 'FlexApp', OUTPUT_FOLDER, ['libs/ThunderBoltAS3_Flex.swc']
end
task :test do
mxmlc 'TestRunner', '', ['libs/flexunit.swc']
run_swf 'TestRunner.swf'
end
task :copy_to_main_project => [:compile] do
sh "cp -af #{FILES_TO_COPY} #{OUTPUT_FOLDER}"
end
task :clean do
sh "rm -rf #{OUTPUT_FOLDER}/*"
end
task :default => [:compile, :copy_to_main_project]

9. def mxmlc(file, output_folder, include_libraries=nil,
warnings=false, debug=true)
# Uses fcshd <http://code.google.com/p/flex-compiler-shell-daemon/>
# if found:
if command_exists? "fcshd.py" and not ENV['IGNORE_FCSH']
# fcshd wants absolute paths
file = File.expand_path(file)
output_folder = File.expand_path(output_folder)
if include_libraries
include_libraries =
include_libraries.map { |x| File.expand_path(x) }
end
cmdline = mxmlc_cmdline(file, output_folder, include_libraries,
warnings, debug)
sh "fcshd.py "mxmlc #{cmdline}""
else
cmdline = mxmlc_cmdline(file, output_folder, include_libraries,
warnings, debug)
sh "$FLEX_HOME/bin/mxmlc #{cmdline}"
end
end

10. task :compile do
mxmlc 'FlexApp', OUTPUT_FOLDER, ['libs/ThunderBoltAS3_Flex.swc']
end
task :test do
mxmlc 'TestRunner', '', ['libs/flexunit.swc']
run_swf 'TestRunner.swf'
end
task :copy_to_main_project => [:compile] do
sh "cp -af #{FILES_TO_COPY} #{OUTPUT_FOLDER}"
end
task :clean do
sh "rm -rf #{OUTPUT_FOLDER}/*"
end
task :default => [:compile, :copy_to_main_project]

11. def run_swf(swf)
FLASH_PLAYERS.each do |cmd|
if command_exists? cmd
sh "#{cmd} #{swf}"
return
end
end
end

12. Y metaprogramming!

13. namespace :rpc do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "rpc"
end
task :run => [:compile] do
run_sandbox "rpc"
end
end
namespace :graph do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "graph"
end
task :run => [:compile] do
run_sandbox "graph"
end
end
namespace :lang do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "lang"
end
task :run => [:compile] do
run_sandbox "lang"
end
end

14. $ rake rpc:compile
$ rake graph:compile

15. namespace :rpc do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "rpc"
end
task :run => [:compile] do
run_sandbox "rpc"
end
end
namespace :graph do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "graph"
end
task :run => [:compile] do
run_sandbox "graph"
end
end
namespace :lang do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox "lang"
end
task :run => [:compile] do
run_sandbox "lang"
end
end

16. def flex_sandbox(*names)
names.each do |name|
namespace name do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox name
end
task :run => [:compile] do
run_sandbox name
end
end
end
namespace :sandboxes do
task :compile => names.map { |name| "#{name}:compile" }
task :run => names.map { |name| "#{name}:run"}
end
end

17. def flex_sandbox(*names)
names.each do |name|
namespace name do
task :compile => [:bigflexlib, :semanticflash] do
compile_sandbox name
end
task :run => [:compile] do
run_sandbox name
end
end
end
namespace :sandboxes do
task :compile => names.map { |name| "#{name}:compile" }
task :run => names.map { |name| "#{name}:run"}
end
end
flex_sandbox :rpc,
:graph,
:lang

18. $ rake rpc:compile
$ rake graph:compile

19. $ rake rpc:compile
$ rake graph:compile
$ rake sandboxes:compile

20. 2. RSpec

21. xUnit vs RSpec:

22. class FactorialTestCase < TestCase
def test_factorial_method_added_to_integer_numbers
assert_true 1.respond_to?(:factorial)
end
def test_factorial_of_zero
assert_equals 0.factorial, 1
end
def test_factorial_of_positives
assert_equals 1.factorial, 1
assert_equals 2.factorial, 2
assert_equals 3.factorial, 6
assert_equals 20.factorial, 2432902008176640000
end
def test_factorial_of_negatives
assert_raises ArgumentError do
-1.factorial
end
end
end

23. describe '#factorial' do
it "adds a factorial method to integer numbers" do
1.respond_to?(:factorial).should be_true
end
it "defines the factorial of 0 as 1" do
0.factorial.should == 1
end
it "calculates the factorial of any positive integer" do
1.factorial.should == 1
2.factorial.should == 2
3.factorial.should == 6
20.factorial.should == 2432902008176640000
end
it "raises an exception when applied to negative numbers" do
-1.factorial.should raise_error(ArgumentError)
end
end

24. describe '#prime?' do
it "adds a prime method to integer numbers" do
1.respond_to?(:prime?).should be_true
end
it "returns true for prime numbers" do
2.should be_prime
3.should be_prime
11.should be_prime
97.should be_prime
727.should be_prime
end
it "returns false for non prime numbers" do
20.should_not be_prime
999.should_not be_prime
end
end

25. One more thing...

26. One more thing...
3. WebRat

27. describe "creating a new CEO letter campaign" do
before do
click_link 'Campaigns'
click_link 'New CEO Letter Campaign'
end
it "persists delivery method, start date and end date" do
check 'Email'
click_button 'Create campaign'
response.body.should contain_text("1 Delivery method: Email")
response.body.should contain("12/12/2009")
response.body.should contain("6/12/2010")
end
it "allows an email campaign" do
check 'Email'
click_button 'Create campaign'
response.body.should contain_text("1 Delivery method: Email")
end
end

28. http://rake.rubyforge.org/
http://rspec.info/
http://gitrdoc.com/brynary/webrat/tree/master/

29. http://rake.rubyforge.org/
http://rspec.info/
http://gitrdoc.com/brynary/webrat/tree/master/
¡Gracias!