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require 'spec_helper'
describe MailRoom::Logger::Structured do
subject { described_class.new $stdout }
let!(:now) { Time.now }
let(:message) { { action: 'exciting development', message: 'testing 123' } }
before do
Time.stubs(:now).returns(now)
end
[:debug, :info, :warn, :error, :fatal].each do |level|
it "logs #{level}" do
expect { subject.send(level, message) }.to output(json_matching(level.to_s.upcase, message)).to_stdout_from_any_process
end
end
it 'logs unknown' do
expect { subject.unknown(message) }.to output(json_matching("ANY", message)).to_stdout_from_any_process
end
it 'only accepts hashes' do
expect { subject.unknown("just a string!") }.to raise_error(ArgumentError, /must be a Hash/)
end
context 'logging a hash as a message' do
it 'merges the contents' do
input = {
additional_field: "some value"
}
expected = {
severity: 'DEBUG',
time: now,
additional_field: "some value"
}
expect { subject.debug(input) }.to output(as_regex(expected)).to_stdout_from_any_process
end
end
def json_matching(level, message)
contents = {
severity: level,
time: now
}.merge(message)
as_regex(contents)
end
def as_regex(contents)
/#{Regexp.quote(contents.to_json)}/
end
end
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