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require File.expand_path('spec_helper.rb', File.dirname(__FILE__))
describe "OS" do
it "identifies whether windows? or posix?" do
if ENV['OS'] == 'Windows_NT'
unless RUBY_PLATFORM =~ /cygwin/
assert OS.windows? == true
assert OS.doze? == true
assert OS.posix? == false # can fail in error at times...I guess because some other spec has reset ENV on us...
else
assert OS::Underlying.windows?
assert OS.windows? == false
assert OS.posix? == true
end
assert OS::Underlying.windows?
elsif [/linux/, /darwin/].any? {|posix_pattern| (RbConfig::CONFIG["host_os"] =~ posix_pattern) || RUBY_PLATFORM =~ posix_pattern }
assert OS.windows? == false
assert OS.posix? == true
assert !OS::Underlying.windows?
else
pending "create test"
end
end
it "has a bits method" do
if RUBY_PLATFORM =~ /mingw32/
assert OS.bits == 32
elsif RUBY_PLATFORM =~ /64/ # linux...
assert OS.bits == 64
elsif RUBY_PLATFORM =~ /i686/
assert OS.bits == 32
elsif RUBY_PLATFORM =~ /java/ && RbConfig::CONFIG['host_os'] =~ /32$/
assert OS.bits == 32
elsif RUBY_PLATFORM =~ /java/ && RbConfig::CONFIG['host_cpu'] =~ /i386/
assert OS.bits == 32
elsif RUBY_PLATFORM =~ /i386/
assert OS.bits == 32
else
pending "os bits not tested!" + RUBY_PLATFORM + ' ' + RbConfig::CONFIG['host_os']
end
end
it "should have an iron_ruby method" do
if defined?(RUBY_ENGINE) && RUBY_ENGINE == 'ironruby'
assert OS.iron_ruby? == true
else
assert OS.iron_ruby? == false
end
end
it "should know if you're on java" do
if RUBY_PLATFORM == 'java'
assert OS.java? == true # must be [true | false]
else
assert OS.java? == false
end
end
it "should have a ruby_bin method" do
if OS.windows?
assert OS.ruby_bin.include?('.exe')
if OS.iron_ruby?
assert OS.ruby_bin.include?('ir.exe')
else
assert OS.ruby_bin.include?('ruby.exe')
end
else
assert OS.ruby_bin.include?('ruby') && OS.ruby_bin.include?('/')
end
if OS.java?
assert OS.ruby_bin.include?('jruby') # I think
end
end
it "should have a cygwin? method" do
if RUBY_PLATFORM =~ /cygwin/
assert OS.cygwin? == true
else
assert OS.cygwin? == false
end
end
it "should have a functional mac? method" do
if RUBY_PLATFORM =~ /darwin/
assert OS.mac? == true
else
if OS.host_os == 'darwin'
assert OS.mac? == true
else
assert OS.mac? == false
end
end
end
it "should have a way to get rss_bytes on each platform" do
bytes = OS.rss_bytes
assert bytes > 0 # should always be true
assert bytes.is_a?(Numeric) # don't want strings from any platform...
end
it "should tell you what the right /dev/null is" do
if OS.windows?
OS.dev_null.should == "NUL"
else
OS.dev_null.should == "/dev/null"
end
end
it "should have a jruby method" do
if defined?(RUBY_DESCRIPTION) && RUBY_DESCRIPTION =~ /^(jruby|java)/
assert OS.jruby?
else
assert !OS.jruby?
end
end
it "has working cpu count method" do
assert OS.cpu_count >= 1
if OS.mac?
assert OS.cpu_count == 2 # my own developer box :P
end
end
it "has working cpu count method with no env. variable" do
OS.instance_variable_set(:@cpu_count, nil) # reset it
if OS.windows?
ENV.delete('NUMBER_OF_PROCESSORS')
assert OS.cpu_count >= 1
end
end
it "should have a start/open command helper" do
if OS.doze?
assert OS.open_file_command == "start"
elsif OS.mac?
assert OS.open_file_command == "open"
else
assert OS.open_file_command == "xdg-open"
end
end
end
describe OS, "provides access to to underlying config values" do
describe "#config, supplys the CONFIG hash" do
subject { OS.config }
specify { subject.should be_a(Hash) }
it "should supply 'host_cpu'" do
subject['host_cpu'].should eq(RbConfig::CONFIG['host_cpu'])
end
it "should supply 'host_os'" do
subject['host_os'].should eq(RbConfig::CONFIG['host_os'])
end
end
describe "by providing a delegate method for relevant keys in RbConfig::CONFIG" do
%w(host host_cpu host_os).sort.each do |config_key|
it "should delegate '#{config_key}'" do
expected = "TEST #{config_key}"
RbConfig::CONFIG.should_receive(:[]).with(config_key).and_return(expected)
OS.send(config_key).should == expected
end
end
end
end
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