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Merge pull request #39 from mcg-web/fix_resolve_info_field_selection_when_using_multiple_fragments

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Fix `ResolveInfo::getFieldSelection()` when using multiple fragments
This commit is contained in:
Vladimir Razuvaev 2016-05-25 12:14:29 +06:00
commit 0e1929f0b1
3 changed files with 71 additions and 4 deletions
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9
src/Type/Definition/ResolveInfo.php
View File

@ -95,9 +95,14 @@ class ResolveInfo
*/
public function getFieldSelection($depth = 0)
{
$fields = [];
/** @var Field $fieldAST */
$fieldAST = $this->fieldASTs[0];
return $this->foldSelectionSet($fieldAST->selectionSet, $depth);
foreach ($this->fieldASTs as $fieldAST) {
$fields = array_merge_recursive($fields, $this->foldSelectionSet($fieldAST->selectionSet, $depth));
}
return $fields;
}
private function foldSelectionSet(SelectionSet $selectionSet, $descend)

51
tests/StarWarsQueryTest.php
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@ -302,6 +302,57 @@ class StarWarsQueryTest extends \PHPUnit_Framework_TestCase
$this->assertValidQuery($query, $expected);
}
function testFragmentWithProjection()
{
$query = '
query UseFragment {
human(id: "1003") {
name
...fa
...fb
}
}
fragment fa on Character {
friends {
id
}
}
fragment fb on Character {
friends {
name
}
}
';
$expected = [
'human' => [
'name' => 'Leia Organa',
'friends' => [
[
'name' => 'Luke Skywalker',
'id' => '1000'
],
[
'name' => 'Han Solo',
'id' => '1002'
],
[
'name' => 'C-3PO',
'id' => '2000'
],
[
'name' => 'R2-D2',
'id' => '2001'
]
]
]
];
$this->assertValidQuery($query, $expected);
}
// Using __typename to find the type of an object
public function testVerifyThatR2D2IsADroid()
{

15
tests/StarWarsSchema.php
View File

@ -16,6 +16,7 @@ use GraphQL\Type\Definition\EnumType;
use GraphQL\Type\Definition\InterfaceType;
use GraphQL\Type\Definition\NonNull;
use GraphQL\Type\Definition\ObjectType;
use GraphQL\Type\Definition\ResolveInfo;
use GraphQL\Type\Definition\Type;
/**
@ -161,8 +162,18 @@ class StarWarsSchema
'friends' => [
'type' => Type::listOf($characterInterface),
'description' => 'The friends of the human, or an empty list if they have none.',
'resolve' => function ($human) {
return StarWarsData::getFriends($human);
'resolve' => function ($human, $args, ResolveInfo $info) {
$fieldSelection = $info->getFieldSelection();
$fieldSelection['id'] = true;
$friends = array_map(
function($friend) use ($fieldSelection) {
return array_intersect_key($friend, $fieldSelection);
},
StarWarsData::getFriends($human)
);
return $friends;
},
],
'appearsIn' => [