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Clarify the intent of the test for "ruby -h" to fit in 80x25

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This commit is contained in:
Yusuke Endoh 2025-12-25 00:08:38 +09:00
parent b01fd2d8c3
commit 704ac72fb6
Notes: git 2025-12-26 05:20:27 +00:00 
Merged: https://github.com/ruby/ruby/pull/15724
1 changed files with 7 additions and 2 deletions
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test/ruby/test_rubyoptions.rb
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@ -47,10 +47,15 @@ class TestRubyOptions < Test::Unit::TestCase
assert_in_out_err([], "", [], [])
end
# This constant enforces the traditional 80x25 terminal size standard
TRADITIONAL_TERM_COLS = 80 # DO NOT MODIFY!
TRADITIONAL_TERM_ROWS = 25 # DO NOT MODIFY!
def test_usage
# This test checks if the output of `ruby -h` fits in 80x25
assert_in_out_err(%w(-h)) do |r, e|
assert_operator(r.size, :<=, 25)
longer = r[1..-1].select {|x| x.size >= 80}
assert_operator(r.size, :<=, TRADITIONAL_TERM_ROWS)
longer = r[1..-1].select {|x| x.size >= TRADITIONAL_TERM_COLS}
assert_equal([], longer)
assert_equal([], e)
end