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require File.expand_path('../../../../spec_helper', __FILE__)
describe "File::Stat#<=>" do
before :each do
@name1 = tmp("i_exist")
@name2 = tmp("i_exist_too")
touch @name1
touch @name2
end
after :each do
rm_r @name1, @name2
end
it "is able to compare files by the same modification times" do
now = Time.now - 1 # 1 second ago to avoid NFS cache issue
File.utime(now, now, @name1)
File.utime(now, now, @name2)
File.open(@name1) { |file1|
File.open(@name2) { |file2|
(file1.stat <=> file2.stat).should == 0
}
}
end
it "is able to compare files by different modification times" do
now = Time.now
File.utime(now, now + 100, @name2)
File.open(@name1) { |file1|
File.open(@name2) { |file2|
(file1.stat <=> file2.stat).should == -1
}
}
File.utime(now, now - 100, @name2)
File.open(@name1) { |file1|
File.open(@name2) { |file2|
(file1.stat <=> file2.stat).should == 1
}
}
end
# TODO: Fix
it "includes Comparable and #== shows mtime equality between two File::Stat objects" do
File.open(@name1) { |file1|
File.open(@name2) { |file2|
(file1.stat == file1.stat).should == true
(file2.stat == file2.stat).should == true
}
}
now = Time.now
File.utime(now, now + 100, @name2)
File.open(@name1) { |file1|
File.open(@name2) { |file2|
(file1.stat == file2.stat).should == false
(file1.stat == file1.stat).should == true
(file2.stat == file2.stat).should == true
}
}
end
end
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