require_relative '../../spec_helper' describe "File.mtime" do before :each do @filename = tmp('i_exist') touch(@filename) { @mtime = Time.now } end after :each do rm_r @filename end it "returns the modification Time of the file" do File.mtime(@filename).should be_kind_of(Time) File.mtime(@filename).should be_close(@mtime, TIME_TOLERANCE) end guard -> { platform_is :linux or (platform_is :windows and ruby_version_is '2.5') } do it "returns the modification Time of the file with microseconds" do supports_subseconds = Integer(`stat -c%y '#{__FILE__}'`[/\.(\d+)/, 1], 10) if supports_subseconds != 0 expected_time = Time.at(Time.now.to_i + 0.123456) File.utime 0, expected_time, @filename File.mtime(@filename).usec.should == expected_time.usec else File.mtime(__FILE__).usec.should == 0 end end end it "raises an Errno::ENOENT exception if the file is not found" do -> { File.mtime('bogus') }.should raise_error(Errno::ENOENT) end end describe "File#mtime" do before :each do @filename = tmp('i_exist') @f = File.open(@filename, 'w') end after :each do @f.close rm_r @filename end it "returns the modification Time of the file" do @f.mtime.should be_kind_of(Time) end end