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require 'test/unit'
require 'test/unit/util/backtracefilter'
module Test::Unit::Util
class TestBacktraceFilter < Test::Unit::TestCase
include BacktraceFilter
def test_filter_backtrace
backtrace = [%q{C:\some\old\path/test/unit/assertions.rb:44:in 'assert'},
%q{tc_thing.rb:4:in 'a'},
%q{tc_thing.rb:4:in 'test_stuff'},
%q{C:\some\old\path/test/unit/testcase.rb:44:in 'send'},
%q{C:\some\old\path\test\unit\testcase.rb:44:in 'run'},
%q{C:\some\old\path\test\unit.rb:44:in 'run'},
%q{tc_thing.rb:3}]
assert_equal(backtrace[1..2], filter_backtrace(backtrace, %q{C:\some\old\path\test\unit}), "Should filter out all TestUnit-specific lines")
backtrace = [%q{tc_thing.rb:4:in 'a'},
%q{tc_thing.rb:4:in 'test_stuff'},
%q{tc_thing.rb:3}]
assert_equal(backtrace, filter_backtrace(backtrace, %q{C:\some\old\path\test\unit}), "Shouldn't filter too much")
backtrace = [%q{C:\some\old\path/test/unit/assertions.rb:44:in 'assert'},
%q{tc_thing.rb:4:in 'a'},
%q{tc_thing.rb:4:in 'test_stuff'},
%q{tc_thing.rb:3}]
assert_equal(backtrace[1..3], filter_backtrace(backtrace, %q{C:\some\old\path\test\unit}), "Should filter out all TestUnit-specific lines")
backtrace = [%q{C:\some\old\path/test/unit/assertions.rb:44:in 'assert'},
%q{C:\some\old\path/test/unit/testcase.rb:44:in 'send'},
%q{C:\some\old\path\test\unit\testcase.rb:44:in 'run'},
%q{C:\some\old\path\test\unit.rb:44:in 'run'}]
assert_equal(backtrace, filter_backtrace(backtrace, %q{C:\some\old\path\test\unit}), "Should filter out all TestUnit-specific lines")
end
def test_nil_backtrace
assert_equal(["No backtrace"], filter_backtrace(nil))
end
def test_power_assert_backtrace
omit('test for power_assert') unless defined?(PowerAssert)
blk = Proc.new {caller.find {|i| /power_assert.*in [`'](?:PowerAssert\.)?start'/ =~ i}}
PowerAssert.start(blk) do |pa|
backtrace = [pa.yield,
%q{tc_thing.rb:4:in 'a'},
%q{tc_thing.rb:4:in 'test_stuff'}]
assert_equal(backtrace[1..2], filter_backtrace(backtrace))
end
end
end
end
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