146 lines
3.0 KiB
PHP
146 lines
3.0 KiB
PHP
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<?php
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class RelayMutationSchemaTest extends \Codeception\TestCase\WPTestCase {
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public function setUp() {
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// before
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parent::setUp();
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// your set up methods here
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}
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public function tearDown() {
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// your tear down methods here
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// then
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parent::tearDown();
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}
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/**
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* This tests to make sure the mutation schema follows the Relay spec
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*
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* @see: https://facebook.github.io/relay/graphql/mutations.htm#sec-Introspection
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*/
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public function testRelayMutationSchema() {
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$introspection_query = '
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{
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__schema {
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mutationType {
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fields {
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type {
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kind
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fields {
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name
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type {
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kind
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ofType {
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name
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kind
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}
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}
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}
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}
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args {
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name
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type {
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kind
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ofType {
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kind
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inputFields {
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name
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type {
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kind
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ofType {
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name
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kind
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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';
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/**
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* Run the introspection query
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*/
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$actual = do_graphql_request( $introspection_query );
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/**
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* Get the mutationType fields out of the response tree
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*/
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$mutation_type_fields = ! empty( $actual['data']['__schema']['mutationType']['fields'] ) ? $actual['data']['__schema']['mutationType']['fields'] : null;
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/**
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* Verify that the $mutation_type_fields is not empty
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*/
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$this->assertNotEmpty( $mutation_type_fields );
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/**
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* If the fields are a populated array
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*/
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if ( ! empty( $mutation_type_fields ) && is_array( $mutation_type_fields ) ) {
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/**
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* Loop through the fields to ensure they have fields of their own
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*/
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foreach ( $mutation_type_fields as $mutation_type_field ) {
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$type = ! empty( $mutation_type_field['type'] ) ? $mutation_type_field['type'] : null;
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/**
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* All mutations should declare a Type
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*/
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$this->assertNotEmpty( $type );
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/**
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* All types should have a "kind"
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*/
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$this->assertArrayHasKey( 'kind', $type );
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/**
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* All rootMutations should be Object types
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*/
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$this->assertEquals( $type['kind'], 'OBJECT' );
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/**
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* All rootMutations should have fields
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*/
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$this->assertNotEmpty( $type['fields'] );
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/**
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* All rootMutations should have a clientMutationId field
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*/
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$this->assertTrue( $this->checkIfClientMutationIdExists( $type['fields'] ) );
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}
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}
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}
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/**
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* This is a helper that searches an array to see if any nested items contain the "name" attribute
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* with a value of "clientMutationId"
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*
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* @param $array
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*
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* @return bool
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*/
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public function checkIfClientMutationIdExists( $array ) {
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$this->assertNotEmpty( $array );
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foreach ( $array as $item ) {
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if ( 'clientMutationId' === $item['name'] ) {
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return true;
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}
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}
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return false;
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}
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}
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