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require File.expand_path('../../../spec_helper', __FILE__)
describe "File.umask" do
before :each do
@orig_umask = File.umask
@file = tmp('test.txt')
touch @file
end
after :each do
rm_r @file
File.umask(@orig_umask)
end
it "return a Fixnum" do
File.umask.should be_kind_of(Fixnum)
end
platform_is_not :windows do
it "returns the current umask value for the process" do
File.umask(022)
File.umask(006).should == 022
File.umask.should == 006
end
it "invokes to_int on non-integer argument" do
(obj = mock(022)).should_receive(:to_int).any_number_of_times.and_return(022)
File.umask(obj)
File.umask(obj).should == 022
end
end
it "always succeeds with any integer values" do
vals = [-2**30, -2**16, -2**8, -2,
-1.5, -1, 0.5, 0, 1, 2, 7.77777, 16, 32, 64, 2**8, 2**16, 2**30]
vals.each { |v|
lambda { File.umask(v) }.should_not raise_error
}
end
it "raises ArgumentError when more than one argument is provided" do
lambda { File.umask(022, 022) }.should raise_error(ArgumentError)
end
platform_is :windows do
it "returns the current umask value for this process (basic)" do
File.umask.should == 0
File.umask(022).should == 0
File.umask(044).should == 0
end
# The value used here is the value of _S_IWRITE.
it "returns the current umask value for this process" do
File.umask(0000200)
File.umask.should == 0000200
File.umask(0006)
File.umask.should == 0
end
end
end
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