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require "shellwords"
require "method_source"
require "rake/file_list"
require "active_support/core_ext/module/attribute_accessors"
module Rails
module TestUnit
class Runner
mattr_reader :filters, default: []
class << self
def options(opts)
opts.on("--warnings", "-w", "Run with Ruby warnings enabled") {}
opts.on("--environment", "-e", "Run tests in the ENV environment") {}
end
def parse_options(argv)
# Perform manual parsing and cleanup since option parser raises on unknown options.
env_index = argv.index("--environment") || argv.index("-e")
if env_index
argv.delete_at(env_index)
environment = argv.delete_at(env_index).strip
end
ENV["RAILS_ENV"] = environment || "test"
w_index = argv.index("--warnings") || argv.index("-w")
$VERBOSE = argv.delete_at(w_index) if w_index
end
def rake_run(argv = [])
ARGV.replace Shellwords.split(ENV["TESTOPTS"] || "")
run(argv)
end
def run(argv = [])
load_tests(argv)
require "active_support/testing/autorun"
end
def load_tests(argv)
patterns = extract_filters(argv)
tests = Rake::FileList[patterns.any? ? patterns : "test/**/*_test.rb"]
tests.exclude("test/system/**/*") if patterns.empty?
tests.to_a.each { |path| require File.expand_path(path) }
end
def compose_filter(runnable, filter)
if filters.any? { |_, lines| lines.any? }
CompositeFilter.new(runnable, filter, filters)
else
filter
end
end
private
def extract_filters(argv)
argv.select { |arg| arg =~ /^\w+\// }.map do |path|
case
when path =~ /(:\d+)+$/
file, *lines = path.split(":")
filters << [ file, lines ]
file
when Dir.exist?(path)
"#{path}/**/*_test.rb"
else
filters << [ path, [] ]
path
end
end
end
end
end
class CompositeFilter # :nodoc:
attr_reader :named_filter
def initialize(runnable, filter, patterns)
@runnable = runnable
@named_filter = derive_named_filter(filter)
@filters = [ @named_filter, *derive_line_filters(patterns) ].compact
end
# Minitest uses === to find matching filters.
def ===(method)
@filters.any? { |filter| filter === method }
end
private
def derive_named_filter(filter)
if filter.respond_to?(:named_filter)
filter.named_filter
elsif filter =~ %r%/(.*)/% # Regexp filtering copied from Minitest.
Regexp.new $1
elsif filter.is_a?(String)
filter
end
end
def derive_line_filters(patterns)
patterns.flat_map do |file, lines|
if lines.empty?
Filter.new(@runnable, file, nil) if file
else
lines.map { |line| Filter.new(@runnable, file, line) }
end
end
end
end
class Filter # :nodoc:
def initialize(runnable, file, line)
@runnable, @file = runnable, File.expand_path(file)
@line = line.to_i if line
end
def ===(method)
return unless @runnable.method_defined?(method)
if @line
test_file, test_range = definition_for(@runnable.instance_method(method))
test_file == @file && test_range.include?(@line)
else
@runnable.instance_method(method).source_location.first == @file
end
end
private
def definition_for(method)
file, start_line = method.source_location
end_line = method.source.count("\n") + start_line - 1
return file, start_line..end_line
end
end
end
end
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