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require 'test/unit'
require File.join(File.expand_path(File.dirname(__FILE__)), 'gemutilities')
require 'rubygems/ext'
class TestGemExtRakeBuilder < RubyGemTestCase
@@ruby = ENV["RUBY"]
@@rake = ENV["rake"] || (@@ruby + " " + File.expand_path("../../../bin/rake", __FILE__))
def setup
super
@ext = File.join @tempdir, 'ext'
@dest_path = File.join @tempdir, 'prefix'
FileUtils.mkdir_p @ext
FileUtils.mkdir_p @dest_path
end
def build_rake_in dir
gem_ruby = Gem.ruby
ruby = @@ruby
Gem.module_eval {@ruby = ruby}
env_rake = ENV["rake"]
ENV["rake"] = @@rake
Dir.chdir dir do
yield @@rake
end
ensure
Gem.module_eval {@ruby = gem_ruby}
if env_rake
ENV["rake"] = env_rake
else
ENV.delete("rake")
end
end
def test_class_build
File.open File.join(@ext, 'mkrf_conf.rb'), 'w' do |mkrf_conf|
mkrf_conf.puts <<-EO_MKRF
File.open("Rakefile","w") do |f|
f.puts "task :default"
end
EO_MKRF
end
output = []
realdir = nil # HACK /tmp vs. /private/tmp
build_rake_in @ext do
realdir = Dir.pwd
Gem::Ext::RakeBuilder.build 'mkrf_conf.rb', nil, @dest_path, output
end
expected = [
"#{@@ruby} mkrf_conf.rb",
"",
"#{@@rake} RUBYARCHDIR=#{@dest_path} RUBYLIBDIR=#{@dest_path}",
"(in #{realdir})\n"
]
assert_equal expected, output
end
def test_class_build_fail
File.open File.join(@ext, 'mkrf_conf.rb'), 'w' do |mkrf_conf|
mkrf_conf.puts <<-EO_MKRF
File.open("Rakefile","w") do |f|
f.puts "task :default do abort 'fail' end"
end
EO_MKRF
end
output = []
error = assert_raise Gem::InstallError do
build_rake_in @ext do
Gem::Ext::RakeBuilder.build "mkrf_conf.rb", nil, @dest_path, output
end
end
expected = <<-EOF.strip
rake failed:
#{@@ruby} mkrf_conf.rb
#{@@rake} RUBYARCHDIR=#{@dest_path} RUBYLIBDIR=#{@dest_path}
EOF
assert_equal expected, error.message.split("\n")[0..4].join("\n")
end
end
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