/usr/lib/ruby/vendor_ruby/test/unit/ui/console/testrunner.rb is in ruby-test-unit 3.2.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# Author:: Nathaniel Talbott.
# Copyright::
# * Copyright (c) 2000-2003 Nathaniel Talbott. All rights reserved.
# * Copyright (c) 2008-2013 Kouhei Sutou <kou@clear-code.com>
# License:: Ruby license.
begin
require 'io/console'
rescue LoadError
end
require 'test/unit/color-scheme'
require 'test/unit/code-snippet-fetcher'
require 'test/unit/fault-location-detector'
require 'test/unit/diff'
require 'test/unit/ui/testrunner'
require 'test/unit/ui/testrunnermediator'
require 'test/unit/ui/console/outputlevel'
module Test
module Unit
module UI
module Console
# Runs a Test::Unit::TestSuite on the console.
class TestRunner < UI::TestRunner
include OutputLevel
# Creates a new TestRunner for running the passed
# suite. If quiet_mode is true, the output while
# running is limited to progress dots, errors and
# failures, and the final result. io specifies
# where runner output should go to; defaults to
# STDOUT.
def initialize(suite, options={})
super
@output_level = @options[:output_level] || NORMAL
@output = @options[:output] || STDOUT
@use_color = @options[:use_color]
@use_color = guess_color_availability if @use_color.nil?
@color_scheme = @options[:color_scheme] || ColorScheme.default
@reset_color = Color.new("reset")
@progress_row = 0
@progress_row_max = @options[:progress_row_max]
@progress_row_max ||= guess_progress_row_max
@show_detail_immediately = @options[:show_detail_immediately]
@show_detail_immediately = true if @show_detail_immediately.nil?
@already_outputted = false
@indent = 0
@top_level = true
@current_output_level = NORMAL
@faults = []
@code_snippet_fetcher = CodeSnippetFetcher.new
@test_suites = []
end
private
def change_output_level(level)
old_output_level = @current_output_level
@current_output_level = level
yield
@current_output_level = old_output_level
end
def setup_mediator
super
output_setup_end
end
def output_setup_end
suite_name = @suite.to_s
suite_name = @suite.name if @suite.kind_of?(Module)
output("Loaded suite #{suite_name}")
end
def attach_to_mediator
@mediator.add_listener(TestResult::FAULT,
&method(:add_fault))
@mediator.add_listener(TestRunnerMediator::STARTED,
&method(:started))
@mediator.add_listener(TestRunnerMediator::FINISHED,
&method(:finished))
@mediator.add_listener(TestCase::STARTED_OBJECT,
&method(:test_started))
@mediator.add_listener(TestCase::FINISHED_OBJECT,
&method(:test_finished))
@mediator.add_listener(TestSuite::STARTED_OBJECT,
&method(:test_suite_started))
@mediator.add_listener(TestSuite::FINISHED_OBJECT,
&method(:test_suite_finished))
end
def add_fault(fault)
@faults << fault
output_progress(fault.single_character_display,
fault_marker_color(fault))
output_progress_in_detail(fault) if @show_detail_immediately
@already_outputted = true if fault.critical?
end
def started(result)
@result = result
output_started
end
def output_started
output("Started")
end
def finished(elapsed_time)
nl if output?(NORMAL) and !output?(VERBOSE)
output_faults unless @show_detail_immediately
nl(PROGRESS_ONLY)
change_output_level(IMPORTANT_FAULTS_ONLY) do
output_statistics(elapsed_time)
end
end
def output_faults
categorized_faults = categorize_faults
change_output_level(IMPORTANT_FAULTS_ONLY) do
output_faults_in_detail(categorized_faults[:need_detail_faults])
end
output_faults_in_short("Omissions", Omission,
categorized_faults[:omissions])
output_faults_in_short("Notifications", Notification,
categorized_faults[:notifications])
end
def max_digit(max_number)
(Math.log10(max_number) + 1).truncate
end
def output_faults_in_detail(faults)
return if faults.nil?
digit = max_digit(faults.size)
faults.each_with_index do |fault, index|
nl
output_single("%#{digit}d) " % (index + 1))
output_fault_in_detail(fault)
end
end
def output_faults_in_short(label, fault_class, faults)
return if faults.nil?
digit = max_digit(faults.size)
nl
output_single(label, fault_class_color(fault_class))
output(":")
faults.each_with_index do |fault, index|
output_single("%#{digit}d) " % (index + 1))
output_fault_in_short(fault)
end
end
def categorize_faults
faults = {}
@faults.each do |fault|
category = categorize_fault(fault)
faults[category] ||= []
faults[category] << fault
end
faults
end
def categorize_fault(fault)
case fault
when Omission
:omissions
when Notification
:notifications
else
:need_detail_faults
end
end
def output_fault_in_detail(fault)
if fault.is_a?(Failure) and
fault.inspected_expected and fault.inspected_actual
output_single("#{fault.label}: ")
output(fault.test_name, fault_color(fault))
output_fault_backtrace(fault)
output_failure_message(fault)
else
if fault.is_a?(Error)
output_single("#{fault.label}: ")
output_single(fault.test_name, fault_color(fault))
output_fault_message(fault)
else
output_single(fault.label, fault_color(fault))
output_fault_message(fault)
output(fault.test_name)
end
output_fault_backtrace(fault)
end
end
def output_fault_message(fault)
message = fault.message
return if message.nil?
if message.include?("\n")
output(":")
message.each_line do |line|
output(" #{line.chomp}")
end
else
output(": #{message}")
end
end
def output_fault_backtrace(fault)
snippet_is_shown = false
detector = FaultLocationDetector.new(fault, @code_snippet_fetcher)
backtrace = fault.location
# workaround for test-spec. :<
# see also GitHub:#22
backtrace ||= []
backtrace.each_with_index do |entry, i|
output(entry)
next if snippet_is_shown
next unless detector.target?(entry)
file, line_number, = detector.split_backtrace_entry(entry)
snippet_is_shown = output_code_snippet(file, line_number,
fault_color(fault))
end
end
def output_code_snippet(file, line_number, target_line_color=nil)
lines = @code_snippet_fetcher.fetch(file, line_number)
return false if lines.empty?
max_n = lines.collect {|n, line, attributes| n}.max
digits = (Math.log10(max_n) + 1).truncate
lines.each do |n, line, attributes|
if attributes[:target_line?]
line_color = target_line_color
current_line_mark = "=>"
else
line_color = nil
current_line_mark = ""
end
output(" %2s %*d: %s" % [current_line_mark, digits, n, line],
line_color)
end
true
end
def output_failure_message(failure)
if failure.expected.respond_to?(:encoding) and
failure.actual.respond_to?(:encoding) and
failure.expected.encoding != failure.actual.encoding
need_encoding = true
else
need_encoding = false
end
output(failure.user_message) if failure.user_message
output_single("<")
output_single(failure.inspected_expected, color("pass"))
output_single(">")
if need_encoding
output_single("(")
output_single(failure.expected.encoding.name, color("pass"))
output_single(")")
end
output(" expected but was")
output_single("<")
output_single(failure.inspected_actual, color("failure"))
output_single(">")
if need_encoding
output_single("(")
output_single(failure.actual.encoding.name, color("failure"))
output_single(")")
end
output("")
from, to = prepare_for_diff(failure.expected, failure.actual)
if from and to
if need_encoding
unless from.valid_encoding?
from = from.dup.force_encoding("ASCII-8BIT")
end
unless to.valid_encoding?
to = to.dup.force_encoding("ASCII-8BIT")
end
end
from_lines = from.split(/\r?\n/)
to_lines = to.split(/\r?\n/)
if need_encoding
from_lines << ""
to_lines << ""
from_lines << "Encoding: #{failure.expected.encoding.name}"
to_lines << "Encoding: #{failure.actual.encoding.name}"
end
differ = ColorizedReadableDiffer.new(from_lines, to_lines, self)
if differ.need_diff?
output("")
output("diff:")
differ.diff
end
end
end
def output_fault_in_short(fault)
output_single(fault.message, fault_color(fault))
output(" [#{fault.test_name}]")
output(fault.location.first)
end
def format_fault(fault)
fault.long_display
end
def output_statistics(elapsed_time)
output("Finished in #{elapsed_time} seconds.")
output_summary_marker
output(@result)
output("%g%% passed" % @result.pass_percentage)
unless elapsed_time.zero?
output_summary_marker
test_throughput = @result.run_count / elapsed_time
assertion_throughput = @result.assertion_count / elapsed_time
throughput = [
"%.2f tests/s" % test_throughput,
"%.2f assertions/s" % assertion_throughput,
]
output(throughput.join(", "))
end
end
def output_summary_marker
term_width = guess_term_width
if term_width.zero?
marker_width = 6
else
marker_width = term_width
end
output("-" * marker_width, summary_marker_color)
end
def test_started(test)
return unless output?(VERBOSE)
name = test.local_name
right_space = 8 * 2
left_space = @progress_row_max - right_space
left_space = left_space - indent.size - name.size
tab_stop = "\t" * ([left_space - 1, 0].max / 8)
output_single("#{indent}#{name}:#{tab_stop}", nil, VERBOSE)
@test_start = Time.now
end
def test_finished(test)
unless @already_outputted
output_progress(".", color("pass-marker"))
end
@already_outputted = false
return unless output?(VERBOSE)
output(": (%f)" % (Time.now - @test_start), nil, VERBOSE)
end
def suite_name(prefix, suite)
name = suite.name
if name.nil?
"(anonymous)"
else
name.sub(/\A#{Regexp.escape(prefix)}/, "")
end
end
def test_suite_started(suite)
last_test_suite = @test_suites.last
@test_suites << suite
if @top_level
@top_level = false
return
end
output_single(indent, nil, VERBOSE)
if suite.test_case.nil?
_color = color("suite")
else
_color = color("case")
end
prefix = "#{last_test_suite.name}::"
output_single(suite_name(prefix, suite), _color, VERBOSE)
output(": ", nil, VERBOSE)
@indent += 2
end
def test_suite_finished(suite)
@indent -= 2
@test_suites.pop
end
def indent
if output?(VERBOSE)
" " * @indent
else
""
end
end
def nl(level=nil)
output("", nil, level)
end
def output(something, color=nil, level=nil)
return unless output?(level)
output_single(something, color, level)
@output.puts
end
def output_single(something, color=nil, level=nil)
return false unless output?(level)
if @use_color and color
something = "%s%s%s" % [color.escape_sequence,
something,
@reset_color.escape_sequence]
end
@output.write(something)
@output.flush
true
end
def output_progress(mark, color=nil)
if output_single(mark, color, PROGRESS_ONLY)
return unless @progress_row_max > 0
@progress_row += mark.size
if @progress_row >= @progress_row_max
nl unless @output_level == VERBOSE
@progress_row = 0
end
end
end
def output_progress_in_detail_marker(fault)
if @progress_row_max > 0
output("=" * @progress_row_max)
else
nl
end
end
def output_progress_in_detail(fault)
return if @output_level == SILENT
nl
output_progress_in_detail_marker(fault)
if categorize_fault(fault) == :need_detail_faults
output_fault_in_detail(fault)
else
output_fault_in_short(fault)
end
output_progress_in_detail_marker(fault)
@progress_row = 0
end
def output?(level)
(level || @current_output_level) <= @output_level
end
def color(name)
_color = @color_scheme[name]
_color ||= @color_scheme["success"] if name == "pass"
_color ||= ColorScheme.default[name]
_color
end
def fault_class_color_name(fault_class)
fault_class.name.split(/::/).last.downcase
end
def fault_class_color(fault_class)
color(fault_class_color_name(fault_class))
end
def fault_color(fault)
fault_class_color(fault.class)
end
def fault_marker_color(fault)
color("#{fault_class_color_name(fault.class)}-marker")
end
def summary_marker_color
color("#{@result.status}-marker")
end
def guess_color_availability
return false unless @output.tty?
return true if windows? and ruby_2_0_or_later?
case ENV["TERM"]
when /(?:term|screen)(?:-(?:256)?color)?\z/
true
when /\Arxvt/
true
else
return true if ENV["EMACS"] == "t"
false
end
end
def windows?
/mswin|mingw/ === RUBY_PLATFORM
end
def ruby_2_0_or_later?
RUBY_VERSION >= "2.0.0"
end
def guess_progress_row_max
term_width = guess_term_width
if term_width.zero?
if ENV["EMACS"] == "t"
-1
else
79
end
else
term_width
end
end
def guess_term_width
guess_term_width_from_io || guess_term_width_from_env || 0
end
def guess_term_width_from_io
if @output.respond_to?(:winsize)
begin
@output.winsize[1]
rescue SystemCallError
nil
end
else
nil
end
end
def guess_term_width_from_env
env = ENV["COLUMNS"] || ENV["TERM_WIDTH"]
return nil if env.nil?
begin
Integer(env)
rescue ArgumentError
nil
end
end
end
class ColorizedReadableDiffer < Diff::ReadableDiffer
def initialize(from, to, runner)
@runner = runner
super(from, to)
end
def need_diff?(options={})
return false if one_line_all_change?
operations.each do |tag,|
return true if [:replace, :equal].include?(tag)
end
false
end
private
def one_line_all_change?
return false if operations.size != 1
tag, from_start, from_end, to_start, to_end = operations.first
return false if tag != :replace
return false if [from_start, from_end] != [0, 1]
return false if [from_start, from_end] != [to_start, to_end]
_, _, _line_operations = line_operations(@from.first, @to.first)
_line_operations.size == 1
end
def output_single(something, color=nil)
@runner.__send__(:output_single, something, color)
end
def output(something, color=nil)
@runner.__send__(:output, something, color)
end
def color(name)
@runner.__send__(:color, name)
end
def cut_off_ratio
0
end
def default_ratio
0
end
def tag(mark, color_name, contents)
_color = color(color_name)
contents.each do |content|
output_single(mark, _color)
output_single(" ")
output(content)
end
end
def tag_deleted(contents)
tag("-", "diff-deleted-tag", contents)
end
def tag_inserted(contents)
tag("+", "diff-inserted-tag", contents)
end
def tag_equal(contents)
tag(" ", "normal", contents)
end
def tag_difference(contents)
tag("?", "diff-difference-tag", contents)
end
def diff_line(from_line, to_line)
to_operations = []
from_line, to_line, _operations = line_operations(from_line, to_line)
no_replace = true
_operations.each do |tag,|
if tag == :replace
no_replace = false
break
end
end
output_single("?", color("diff-difference-tag"))
output_single(" ")
_operations.each do |tag, from_start, from_end, to_start, to_end|
from_width = compute_width(from_line, from_start, from_end)
to_width = compute_width(to_line, to_start, to_end)
case tag
when :replace
output_single(from_line[from_start...from_end],
color("diff-deleted"))
if (from_width < to_width)
output_single(" " * (to_width - from_width))
end
to_operations << Proc.new do
output_single(to_line[to_start...to_end],
color("diff-inserted"))
if (to_width < from_width)
output_single(" " * (from_width - to_width))
end
end
when :delete
output_single(from_line[from_start...from_end],
color("diff-deleted"))
unless no_replace
to_operations << Proc.new {output_single(" " * from_width)}
end
when :insert
if no_replace
output_single(to_line[to_start...to_end],
color("diff-inserted"))
else
output_single(" " * to_width)
to_operations << Proc.new do
output_single(to_line[to_start...to_end],
color("diff-inserted"))
end
end
when :equal
output_single(from_line[from_start...from_end])
unless no_replace
to_operations << Proc.new {output_single(" " * to_width)}
end
else
raise "unknown tag: #{tag}"
end
end
output("")
unless to_operations.empty?
output_single("?", color("diff-difference-tag"))
output_single(" ")
to_operations.each do |operation|
operation.call
end
output("")
end
end
end
end
end
end
end
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