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Contents
require "spec_helper"
describe GraphQL::Execution::Typecast do
let(:milk_value) { MILKS[1] }
let(:cheese_value) { CHEESES[1] }
let(:schema) { DummySchema }
let(:context) { GraphQL::Query::Context.new(query: OpenStruct.new(schema: schema), values: nil) }
def compatible?(*args)
GraphQL::Execution::Typecast.compatible?(*args)
end
it "resolves correctly when both types are the same" do
assert compatible?(MilkType, MilkType, context)
assert !compatible?(MilkType, CheeseType, context)
end
it "resolves a union type to a matching member" do
assert compatible?(DairyProductUnion, MilkType, context)
assert compatible?(DairyProductUnion, CheeseType, context)
assert !compatible?(DairyProductUnion, GraphQL::INT_TYPE, context)
assert !compatible?(DairyProductUnion, HoneyType, context)
end
it "resolves correcty when potential type is UnionType and current type is a member of that union" do
assert compatible?(MilkType, DairyProductUnion, context)
assert compatible?(CheeseType, DairyProductUnion, context)
assert !compatible?(QueryType, DairyProductUnion, context)
assert !compatible?(EdibleInterface, DairyProductUnion, context)
end
it "resolves an object type to one of its interfaces" do
assert compatible?(CheeseType, EdibleInterface, context)
assert compatible?(MilkType, EdibleInterface, context)
assert !compatible?(QueryType, EdibleInterface, context)
assert !compatible?(LocalProductInterface, EdibleInterface, context)
end
it "resolves an interface to a matching member" do
assert compatible?(EdibleInterface, CheeseType, context)
assert compatible?(EdibleInterface, MilkType, context)
assert !compatible?(EdibleInterface, GraphQL::STRING_TYPE, context)
assert !compatible?(EdibleInterface, DairyProductInputType, context)
end
end
Version data entries
27 entries across 27 versions & 1 rubygems