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KnownTypeNamesRule-test.js
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KnownTypeNamesRule-test.js
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// @flow strict
import { describe, it } from 'mocha';
import { buildSchema } from '../../utilities/buildASTSchema';
import { KnownTypeNamesRule } from '../rules/KnownTypeNamesRule';
import {
expectValidationErrors,
expectValidationErrorsWithSchema,
expectSDLValidationErrors,
} from './harness';
function expectErrors(queryStr) {
return expectValidationErrors(KnownTypeNamesRule, queryStr);
}
function expectErrorsWithSchema(schema, queryStr) {
return expectValidationErrorsWithSchema(schema, KnownTypeNamesRule, queryStr);
}
function expectValid(queryStr) {
expectErrors(queryStr).to.deep.equal([]);
}
function expectSDLErrors(sdlStr, schema) {
return expectSDLValidationErrors(schema, KnownTypeNamesRule, sdlStr);
}
function expectValidSDL(sdlStr, schema) {
expectSDLErrors(sdlStr, schema).to.deep.equal([]);
}
describe('Validate: Known type names', () => {
it('known type names are valid', () => {
expectValid(`
query Foo(
$var: String
$required: [Int!]!
$introspectionType: __EnumValue
) {
user(id: 4) {
pets { ... on Pet { name }, ...PetFields, ... { name } }
}
}
fragment PetFields on Pet {
name
}
`);
});
it('unknown type names are invalid', () => {
expectErrors(`
query Foo($var: JumbledUpLetters) {
user(id: 4) {
name
pets { ... on Badger { name }, ...PetFields }
}
}
fragment PetFields on Peat {
name
}
`).to.deep.equal([
{
message: 'Unknown type "JumbledUpLetters".',
locations: [{ line: 2, column: 23 }],
},
{
message: 'Unknown type "Badger".',
locations: [{ line: 5, column: 25 }],
},
{
message: 'Unknown type "Peat". Did you mean "Pet" or "Cat"?',
locations: [{ line: 8, column: 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([
{
message: 'Unknown type "ID".',
locations: [{ line: 2, column: 19 }],
},
{
message: 'Unknown type "Float".',
locations: [{ line: 2, column: 31 }],
},
{
message: 'Unknown type "Int".',
locations: [{ line: 2, column: 44 }],
},
]);
});
describe('within SDL', () => {
it('use standard types', () => {
expectValidSDL(`
type Query {
string: String
int: Int
float: Float
boolean: Boolean
id: ID
introspectionType: __EnumValue
}
`);
});
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([
{
message: 'Unknown type "C". Did you mean "A" or "B"?',
locations: [{ line: 5, column: 36 }],
},
{
message: 'Unknown type "D". Did you mean "A", "B", or "ID"?',
locations: [{ line: 6, column: 16 }],
},
{
message: 'Unknown type "E". Did you mean "A" or "B"?',
locations: [{ line: 6, column: 20 }],
},
{
message: 'Unknown type "F". Did you mean "A" or "B"?',
locations: [{ line: 9, column: 27 }],
},
{
message: 'Unknown type "G". Did you mean "A" or "B"?',
locations: [{ line: 9, column: 31 }],
},
{
message: 'Unknown type "H". Did you mean "A" or "B"?',
locations: [{ line: 12, column: 16 }],
},
{
message: 'Unknown type "I". Did you mean "A", "B", or "ID"?',
locations: [{ line: 12, column: 20 }],
},
{
message: 'Unknown type "J". Did you mean "A" or "B"?',
locations: [{ line: 16, column: 14 }],
},
{
message: 'Unknown type "K". Did you mean "A" or "B"?',
locations: [{ line: 19, column: 37 }],
},
{
message: 'Unknown type "L". Did you mean "A" or "B"?',
locations: [{ line: 22, column: 18 }],
},
{
message: 'Unknown type "M". Did you mean "A" or "B"?',
locations: [{ line: 23, column: 21 }],
},
{
message: 'Unknown type "N". Did you mean "A" or "B"?',
locations: [{ line: 24, column: 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([
{
message: 'Unknown type "Foo".',
locations: [{ line: 7, column: 16 }],
},
]);
});
it('reference standard types inside extension document', () => {
const schema = buildSchema('type Foo');
const sdl = `
type SomeType {
string: String
int: Int
float: Float
boolean: Boolean
id: ID
introspectionType: __EnumValue
}
`;
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([
{
message: 'Unknown type "C". Did you mean "A" or "B"?',
locations: [{ line: 4, column: 36 }],
},
{
message: 'Unknown type "D". Did you mean "A", "B", or "ID"?',
locations: [{ line: 5, column: 16 }],
},
{
message: 'Unknown type "E". Did you mean "A" or "B"?',
locations: [{ line: 5, column: 20 }],
},
{
message: 'Unknown type "F". Did you mean "A" or "B"?',
locations: [{ line: 8, column: 27 }],
},
{
message: 'Unknown type "G". Did you mean "A" or "B"?',
locations: [{ line: 8, column: 31 }],
},
{
message: 'Unknown type "H". Did you mean "A" or "B"?',
locations: [{ line: 11, column: 16 }],
},
{
message: 'Unknown type "I". Did you mean "A", "B", or "ID"?',
locations: [{ line: 11, column: 20 }],
},
{
message: 'Unknown type "J". Did you mean "A" or "B"?',
locations: [{ line: 15, column: 14 }],
},
{
message: 'Unknown type "K". Did you mean "A" or "B"?',
locations: [{ line: 18, column: 37 }],
},
{
message: 'Unknown type "L". Did you mean "A" or "B"?',
locations: [{ line: 21, column: 18 }],
},
{
message: 'Unknown type "M". Did you mean "A" or "B"?',
locations: [{ line: 22, column: 21 }],
},
{
message: 'Unknown type "N". Did you mean "A" or "B"?',
locations: [{ line: 23, column: 25 }],
},
]);
});
});
});