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merge revision(s) 0d6263bd41: [Backport #21220]

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Fix coverage measurement for negative line numbers

	Fixes [Bug #21220]

	Co-Authored-By: Mike Bourgeous <mike@mikebourgeous.com>
	Co-Authored-By: Jean Boussier <jean.boussier@gmail.com>
This commit is contained in:
Takashi Kokubun 2025-04-14 16:25:55 +09:00
parent 9abd48df70
commit 1b6f9cd6ea
5 changed files with 21 additions and 3 deletions
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17
test/coverage/test_coverage.rb
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@ -192,6 +192,23 @@ class TestCoverage < Test::Unit::TestCase
end;
end
def test_eval_negative_lineno
assert_in_out_err(ARGV, <<-"end;", ["[1, 1, 1]"], [])
Coverage.start(eval: true, lines: true)
eval(<<-RUBY, TOPLEVEL_BINDING, "test.rb", -2)
p # -2 # Not subject to measurement
p # -1 # Not subject to measurement
p # 0 # Not subject to measurement
p # 1 # Subject to measurement
p # 2 # Subject to measurement
p # 3 # Subject to measurement
RUBY
p Coverage.result["test.rb"][:lines]
end;
end
def test_coverage_supported
assert Coverage.supported?(:lines)
assert Coverage.supported?(:oneshot_lines)