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Merge pull request #417 from bytorsten/extension-fix

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BUGFIX: ExtendSchema should be able to introduce new types
This commit is contained in:
Vladimir Razuvaev 2018-12-07 16:58:05 +07:00 committed by GitHub
commit ead704022c
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2 changed files with 53 additions and 1 deletions
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9
src/Utils/SchemaExtender.php
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@ -513,7 +513,14 @@ class SchemaExtender
$schemaExtensions[] = $def;
} elseif ($def instanceof TypeDefinitionNode) {
$typeName = isset($def->name) ? $def->name->value : null;
if ($schema->getType($typeName)) {
try {
$type = $schema->getType($typeName);
} catch (Error $error) {
$type = null;
}
if ($type) {
throw new Error('Type "' . $typeName . '" already exists in the schema. It cannot also be defined in this type definition.', [$def]);
}
$typeDefinitionMap[$typeName] = $def;

45
tests/Utils/SchemaExtenderTest.php
View File

@ -24,6 +24,7 @@ use GraphQL\Type\Definition\ScalarType;
use GraphQL\Type\Definition\Type;
use GraphQL\Type\Definition\UnionType;
use GraphQL\Type\Schema;
use GraphQL\Utils\BuildSchema;
use GraphQL\Utils\SchemaExtender;
use GraphQL\Utils\SchemaPrinter;
use PHPUnit\Framework\TestCase;
@ -1962,4 +1963,48 @@ extend type Query {
$result = GraphQL::executeQuery($extendedSchema, $query);
self::assertSame(['data' => ['hello' => 'Hello World!']], $result->toArray());
}
/**
* @see https://github.com/webonyx/graphql-php/issues/180
*/
public function testShouldBeAbleToIntroduceNewTypesThroughExtension()
{
$sdl = '
type Query {
defaultValue: String
}
type Foo {
value: Int
}
';
$documentNode = Parser::parse($sdl);
$schema = BuildSchema::build($documentNode);
$extensionSdl = '
type Bar {
foo: Foo
}
';
$extendedDocumentNode = Parser::parse($extensionSdl);
$extendedSchema = SchemaExtender::extend($schema, $extendedDocumentNode);
$expected = '
type Bar {
foo: Foo
}
type Foo {
value: Int
}
type Query {
defaultValue: String
}
';
static::assertEquals($this->dedent($expected), SchemaPrinter::doPrint($extendedSchema));
}
}