Solve the warning: redefining constant Struct::SESSION
#171
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Before
$ ruby test/color_test.rb Loaded suite test/color_test Started .test/color_test.rb:103: warning: redefining constant Struct::SESSION ... Finished in 0.0054 seconds. -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 4 tests, 14 assertions, 0 failures, 0 errors, 0 pendings, 0 omissions, 0 notifications 100% passed -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 740.74 tests/s, 2592.59 assertions/s
After
$ ruby test/color_test.rb Loaded suite test/color_test Started .... Finished in 0.004998 seconds. -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 4 tests, 14 assertions, 0 failures, 0 errors, 0 pendings, 0 omissions, 0 notifications 100% passed -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 800.32 tests/s, 2801.12 assertions/s