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/
KnownTypeNames-test.js
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/
KnownTypeNames-test.js
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// @flow strict
import { describe, it } from 'mocha';
import { buildSchema } from '../../utilities/buildASTSchema';
import { KnownTypeNames, unknownTypeMessage } from '../rules/KnownTypeNames';
import {
expectValidationErrors,
expectValidationErrorsWithSchema,
expectSDLValidationErrors,
} from './harness';
function expectErrors(queryStr) {
return expectValidationErrors(KnownTypeNames, queryStr);
}
function expectErrorsWithSchema(schema, queryStr) {
return expectValidationErrorsWithSchema(schema, KnownTypeNames, queryStr);
}
function expectValid(queryStr) {
expectErrors(queryStr).to.deep.equal([]);
}
function expectSDLErrors(sdlStr, schema) {
return expectSDLValidationErrors(schema, KnownTypeNames, sdlStr);
}
function expectValidSDL(sdlStr, schema) {
expectSDLErrors(sdlStr, schema).to.deep.equal([]);
}
function unknownType(typeName, suggestedTypes, line, column) {
return {
message: unknownTypeMessage(typeName, suggestedTypes),
locations: [{ line, column }],
};
}
describe('Validate: Known type names', () => {
it('known type names are valid', () => {
expectValid(`
query Foo($var: String, $required: [String!]!) {
user(id: 4) {
pets { ... on Pet { name }, ...PetFields, ... { name } }
}
}
fragment PetFields on Pet {
name
}
`);
});
it('unknown type names are invalid', () => {
expectErrors(`
query Foo($var: JumbledUpLetters) {
user(id: 4) {
name
pets { ... on Badger { name }, ...PetFields }
}
}
fragment PetFields on Peettt {
name
}
`).to.deep.equal([
unknownType('JumbledUpLetters', [], 2, 23),
unknownType('Badger', [], 5, 25),
unknownType('Peettt', ['Pet'], 8, 29),
]);
});
it('references to standard scalars that are missing in schema', () => {
const schema = buildSchema('type Query { foo: String }');
const query = `
query ($id: ID, $float: Float, $int: Int) {
__typename
}
`;
expectErrorsWithSchema(schema, query).to.deep.equal([
unknownType('ID', [], 2, 19),
unknownType('Float', [], 2, 31),
unknownType('Int', [], 2, 44),
]);
});
describe('within SDL', () => {
it('use standard scalars', () => {
expectValidSDL(`
type Query {
string: String
int: Int
float: Float
boolean: Boolean
id: ID
}
`);
});
it('reference types defined inside the same document', () => {
expectValidSDL(`
union SomeUnion = SomeObject | AnotherObject
type SomeObject implements SomeInterface {
someScalar(arg: SomeInputObject): SomeScalar
}
type AnotherObject {
foo(arg: SomeInputObject): String
}
type SomeInterface {
someScalar(arg: SomeInputObject): SomeScalar
}
input SomeInputObject {
someScalar: SomeScalar
}
scalar SomeScalar
type RootQuery {
someInterface: SomeInterface
someUnion: SomeUnion
someScalar: SomeScalar
someObject: SomeObject
}
schema {
query: RootQuery
}
`);
});
it('unknown type references', () => {
expectSDLErrors(`
type A
type B
type SomeObject implements C {
e(d: D): E
}
union SomeUnion = F | G
interface SomeInterface {
i(h: H): I
}
input SomeInput {
j: J
}
directive @SomeDirective(k: K) on QUERY
schema {
query: L
mutation: M
subscription: N
}
`).to.deep.equal([
unknownType('C', ['A', 'B'], 5, 36),
unknownType('D', ['ID', 'A', 'B'], 6, 16),
unknownType('E', ['A', 'B'], 6, 20),
unknownType('F', ['A', 'B'], 9, 27),
unknownType('G', ['A', 'B'], 9, 31),
unknownType('H', ['A', 'B'], 12, 16),
unknownType('I', ['ID', 'A', 'B'], 12, 20),
unknownType('J', ['A', 'B'], 16, 14),
unknownType('K', ['A', 'B'], 19, 37),
unknownType('L', ['A', 'B'], 22, 18),
unknownType('M', ['A', 'B'], 23, 21),
unknownType('N', ['A', 'B'], 24, 25),
]);
});
it('does not consider non-type definitions', () => {
expectSDLErrors(`
query Foo { __typename }
fragment Foo on Query { __typename }
directive @Foo on QUERY
type Query {
foo: Foo
}
`).to.deep.equal([unknownType('Foo', [], 7, 16)]);
});
it('reference standard scalars inside extension document', () => {
const schema = buildSchema('type Foo');
const sdl = `
type SomeType {
string: String
int: Int
float: Float
boolean: Boolean
id: ID
}
`;
expectValidSDL(sdl, schema);
});
it('reference types inside extension document', () => {
const schema = buildSchema('type Foo');
const sdl = `
type QueryRoot {
foo: Foo
bar: Bar
}
scalar Bar
schema {
query: QueryRoot
}
`;
expectValidSDL(sdl, schema);
});
it('unknown type references inside extension document', () => {
const schema = buildSchema('type A');
const sdl = `
type B
type SomeObject implements C {
e(d: D): E
}
union SomeUnion = F | G
interface SomeInterface {
i(h: H): I
}
input SomeInput {
j: J
}
directive @SomeDirective(k: K) on QUERY
schema {
query: L
mutation: M
subscription: N
}
`;
expectSDLErrors(sdl, schema).to.deep.equal([
unknownType('C', ['A', 'B'], 4, 36),
unknownType('D', ['ID', 'A', 'B'], 5, 16),
unknownType('E', ['A', 'B'], 5, 20),
unknownType('F', ['A', 'B'], 8, 27),
unknownType('G', ['A', 'B'], 8, 31),
unknownType('H', ['A', 'B'], 11, 16),
unknownType('I', ['ID', 'A', 'B'], 11, 20),
unknownType('J', ['A', 'B'], 15, 14),
unknownType('K', ['A', 'B'], 18, 37),
unknownType('L', ['A', 'B'], 21, 18),
unknownType('M', ['A', 'B'], 22, 21),
unknownType('N', ['A', 'B'], 23, 25),
]);
});
});
});