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Contents
require 'rspec/support/spec/shell_out'
module RSpec
module Support
module WarningsPrevention
def files_to_require_for(lib)
slash = File::SEPARATOR
lib_path_re = /#{slash + lib}[^#{slash}]*#{slash}lib/
load_path = $LOAD_PATH.grep(lib_path_re).first
files = Dir["#{load_path}/**/*.rb"]
extract_regex = /#{Regexp.escape(load_path) + File::SEPARATOR}(.+)\.rb$/
# We sort to ensure the files are loaded in a consistent order, regardless
# of OS. Otherwise, it could load in a different order on Travis than
# locally, and potentially trigger a "circular require considered harmful"
# warning or similar.
files.sort.map { |file| file[extract_regex, 1] }
end
end
end
end
RSpec.shared_examples_for "a library that issues no warnings when loaded" do |lib, *preamble_stmnts|
include RSpec::Support::ShellOut
include RSpec::Support::WarningsPrevention
it "issues no warnings when loaded", :slow do
# We want to explicitly load every file because each lib has some files that
# aren't automatically loaded, instead being delayed based on an autoload
# (such as for rspec-expectations' matchers) or based on a config option
# (e.g. `config.mock_with :rr` => 'rspec/core/mocking_adapters/rr').
statements = preamble_stmnts + files_to_require_for(lib).map do |file|
"require '#{file}'"
end
command = statements.join("; ")
stdout, stderr, status = run_ruby_with_current_load_path(command, "-w")
expect(stdout).to eq("")
expect(stderr).to eq("")
expect(status.exitstatus).to eq(0)
end
end
Version data entries
29 entries across 26 versions & 8 rubygems