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# Copyright (C) 2012 Kouhei Sutou <kou@clear-code.com>
#
# License: Ruby's
require "test-unit"
require "test/unit/fault-location-detector"
require "testunit-test-util"
class TestFaultLocationDetector < Test::Unit::TestCase
include TestUnitTestUtil
def setup
@fetcher = Test::Unit::CodeSnippetFetcher.new
end
private
def run_test_case(test_case)
suite = test_case.suite
result = Test::Unit::TestResult.new
suite.run(result) {}
result.faults[0]
end
def assert_detect(fault, target_line_number)
detector = Test::Unit::FaultLocationDetector.new(fault, @fetcher)
expected = fault.location.collect do |backtrace_entry|
_, line_number, = detector.split_backtrace_entry(backtrace_entry)
[backtrace_entry, target_line_number == line_number]
end
actual = fault.location.collect do |backtrace_entry|
[backtrace_entry, detector.target?(backtrace_entry)]
end
assert_equal(expected, actual)
end
module AlwaysFailAssertion
private
def assert_always_failed
assert_true(false)
end
end
class TestSourceLocation < self
setup
def setup_check_source_location
unless lambda {}.respond_to?(:source_location)
omit("Need Proc#source_location")
end
end
def test_detected
target_line_number = nil
test_case = Class.new(Test::Unit::TestCase) do
include AlwaysFailAssertion
test "failed" do
target_line_number = __LINE__; assert_always_failed
end
end
fault = run_test_case(test_case)
assert_detect(fault, target_line_number)
end
class TestOneLine < self
def test_brace
target_line_number = nil
test_case = Class.new(Test::Unit::TestCase) do
include AlwaysFailAssertion
test("failed") {target_line_number = __LINE__; assert_always_failed}
def other_method
# body
end
end
fault = run_test_case(test_case)
assert_detect(fault, target_line_number)
end
def test_do_end
target_line_number = nil
test_case = Class.new(Test::Unit::TestCase) do
include AlwaysFailAssertion
test "failed" do target_line_number = __LINE__; assert_always_failed; end
def other_method
# body
end
end
fault = run_test_case(test_case)
assert_detect(fault, target_line_number)
end
end
end
class TestMethodName < self
def test_detected
test_case = Class.new(Test::Unit::TestCase) do
include AlwaysFailAssertion
class << self
def target_line_number
@@target_line_number
end
def target_line_number=(line_number)
@@target_line_number = line_number
end
end
def test_failed
self.class.target_line_number = __LINE__; assert_always_failed
end
end
fault = run_test_case(test_case)
assert_detect(fault, test_case.target_line_number)
end
end
end
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