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# frozen_string_literal: true
require "spec_helper"
describe GraphQL::Tracing do
class DummyTraceable
def initialize(*tracers)
@tracers = tracers
end
include GraphQL::Tracing::Traceable
end
describe "#trace" do
it "delivers the metadata to send_trace, with result and key" do
returned_value = nil
traceable = DummyTraceable.new(TestTracing)
traces = TestTracing.with_trace do
returned_value = traceable.trace("something", { some_stuff: true }) do
"do stuff"
end
end
assert_equal 1, traces.length
trace = traces.first
assert_equal "something", trace[:key]
assert_equal true, trace[:some_stuff]
# Any override of .trace must return the block's return value
assert_equal "do stuff", returned_value
end
module OtherRandomTracer
CALLS = []
def self.trace(key, metadata)
CALLS << key.upcase
yield
end
end
it "calls multiple tracers" do
OtherRandomTracer::CALLS.clear
traceable = DummyTraceable.new(TestTracing, OtherRandomTracer)
traces = TestTracing.with_trace do
traceable.trace("stuff", { }) { :stuff }
end
assert_equal ["stuff"], traces.map { |t| t[:key] }
assert_equal ["STUFF"], OtherRandomTracer::CALLS
end
end
end
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