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Contents
# frozen_string_literal: true
require "spec_helper"
describe GraphQL::Schema::IntrospectionSystem do
describe "custom introspection" do
it "serves custom fields on types" do
res = Jazz::Schema.execute("{ __schema { isJazzy } }")
assert_equal true, res["data"]["__schema"]["isJazzy"]
end
it "serves overridden fields on types" do
res = Jazz::Schema.execute(%|{ __type(name: "Ensemble") { name } }|)
assert_equal "ENSEMBLE", res["data"]["__type"]["name"]
end
it "serves custom entry points" do
res = Jazz::Schema.execute("{ __classname }", root_value: Set.new)
assert_equal "Set", res["data"]["__classname"]
end
it "serves custom dynamic fields" do
res = Jazz::Schema.execute("{ nowPlaying { __typename __typenameLength __astNodeClass } }")
assert_equal "Ensemble", res["data"]["nowPlaying"]["__typename"]
assert_equal 8, res["data"]["nowPlaying"]["__typenameLength"]
assert_equal "GraphQL::Language::Nodes::Field", res["data"]["nowPlaying"]["__astNodeClass"]
end
it "doesn't affect other schemas" do
res = Dummy::Schema.execute("{ __schema { isJazzy } }")
assert_equal 1, res["errors"].length
res = Dummy::Schema.execute("{ __classname }", root_value: Set.new)
assert_equal 1, res["errors"].length
res = Dummy::Schema.execute("{ ensembles { __typenameLength } }")
assert_equal 1, res["errors"].length
end
end
end
Version data entries
28 entries across 28 versions & 1 rubygems