package graphql

import spock.lang.Specification

class Issue1847 extends Specification {

def schema = TestUtil.schema('''

type Query {

listWithCircularReference(filter : TypeWithCircularReference) : String

list(filter : Type) : String

}

input TypeWithCircularReference {

circularField : TypeWithCircularReference

}

input Type {

field: String

}

''')

def "#1847 when there is a circular reference between Input Type and Input Field - not StackOverflowError"() {

when:

def type = schema.getType("TypeWithCircularReference")

def string = type.toString()

println(string)

then:

string.contains("[GraphQLInputObjectType]")

}

def "#1847 when there is no circular reference between Input Type and Input Field - toString returns all data"() {

when:

def type = schema.getType("Type")

def string = type.toString()

println(string)

then:

!string.contains("[GraphQLInputObjectType]")

string.contains("GraphQLScalarType")

}

}