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https://github.com/retailcrm/graphql-php.git
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More AST visitor tests
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vladar
parent
687b023616
commit
17081cec1c
@ -111,6 +111,9 @@ abstract class Node
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Utils::assign($this, $vars);
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}
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/**
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* @return $this
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*/
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public function cloneDeep()
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{
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return $this->_cloneValue($this);
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@ -1,15 +1,91 @@
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<?php
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namespace GraphQL\Tests\Language;
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use GraphQL\Language\AST\Document;
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use GraphQL\Language\AST\Field;
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use GraphQL\Language\AST\Name;
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use GraphQL\Language\AST\Node;
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use GraphQL\Language\AST\OperationDefinition;
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use GraphQL\Language\AST\SelectionSet;
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use GraphQL\Language\Parser;
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use GraphQL\Language\Visitor;
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class VisitorTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @it allows editing a node both on enter and on leave
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*/
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public function testAllowsEditingNodeOnEnterAndOnLeave()
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{
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$ast = Parser::parse('{ a, b, c { a, b, c } }', [ 'noLocation' => true ]);
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$selectionSet = null;
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$editedAst = Visitor::visit($ast, [
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Node::OPERATION_DEFINITION => [
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'enter' => function(OperationDefinition $node) use (&$selectionSet) {
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$selectionSet = $node->selectionSet;
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$newNode = clone $node;
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$newNode->selectionSet = new SelectionSet([
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'selections' => []
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]);
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$newNode->didEnter = true;
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return $newNode;
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},
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'leave' => function(OperationDefinition $node) use (&$selectionSet) {
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$newNode = clone $node;
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$newNode->selectionSet = $selectionSet;
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$newNode->didLeave = true;
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return $newNode;
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}
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]
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]);
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$this->assertNotEquals($ast, $editedAst);
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$expected = $ast->cloneDeep();
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$expected->definitions[0]->didEnter = true;
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$expected->definitions[0]->didLeave = true;
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$this->assertEquals($expected, $editedAst);
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}
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/**
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* @it allows editing the root node on enter and on leave
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*/
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public function testAllowsEditingRootNodeOnEnterAndLeave()
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{
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$ast = Parser::parse('{ a, b, c { a, b, c } }', [ 'noLocation' => true ]);
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$definitions = $ast->definitions;
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$editedAst = Visitor::visit($ast, [
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Node::DOCUMENT => [
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'enter' => function (Document $node) {
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$tmp = clone $node;
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$tmp->definitions = [];
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$tmp->didEnter = true;
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return $tmp;
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},
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'leave' => function(Document $node) use ($definitions) {
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$tmp = clone $node;
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$node->definitions = $definitions;
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$node->didLeave = true;
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}
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]
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]);
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$this->assertNotEquals($ast, $editedAst);
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$tmp = $ast->cloneDeep();
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$tmp->didEnter = true;
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$tmp->didLeave = true;
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$this->assertEquals($tmp, $editedAst);
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}
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/**
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* @it allows for editing on enter
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*/
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public function testAllowsForEditingOnEnter()
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{
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$ast = Parser::parse('{ a, b, c { a, b, c } }', ['noLocation' => true]);
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@ -31,6 +107,9 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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);
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}
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/**
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* @it allows for editing on leave
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*/
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public function testAllowsForEditingOnLeave()
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{
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$ast = Parser::parse('{ a, b, c { a, b, c } }', ['noLocation' => true]);
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@ -53,6 +132,9 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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);
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}
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/**
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* @it visits edited node
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*/
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public function testVisitsEditedNode()
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{
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$addedField = new Field(array(
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@ -83,6 +165,9 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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$this->assertTrue($didVisitAddedField);
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}
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/**
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* @it allows skipping a sub-tree
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*/
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public function testAllowsSkippingASubTree()
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{
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$visited = [];
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@ -121,6 +206,9 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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$this->assertEquals($expected, $visited);
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}
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/**
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* @it allows early exit while visiting
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*/
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public function testAllowsEarlyExitWhileVisiting()
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{
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$visited = [];
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@ -157,6 +245,48 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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$this->assertEquals($expected, $visited);
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}
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/**
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* @it allows early exit while leaving
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*/
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public function testAllowsEarlyExitWhileLeaving()
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{
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$visited = [];
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$ast = Parser::parse('{ a, b { x }, c }');
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Visitor::visit($ast, [
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'enter' => function($node) use (&$visited) {
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$visited[] = ['enter', $node->kind, isset($node->value) ? $node->value : null];
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},
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'leave' => function($node) use (&$visited) {
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$visited[] = ['leave', $node->kind, isset($node->value) ? $node->value : null];
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if ($node->kind === Node::NAME && $node->value === 'x') {
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return Visitor::stop();
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}
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}
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]);
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$this->assertEquals($visited, [
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[ 'enter', 'Document', null ],
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[ 'enter', 'OperationDefinition', null ],
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[ 'enter', 'SelectionSet', null ],
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[ 'enter', 'Field', null ],
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[ 'enter', 'Name', 'a' ],
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[ 'leave', 'Name', 'a' ],
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[ 'leave', 'Field', null ],
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[ 'enter', 'Field', null ],
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[ 'enter', 'Name', 'b' ],
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[ 'leave', 'Name', 'b' ],
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[ 'enter', 'SelectionSet', null ],
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[ 'enter', 'Field', null ],
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[ 'enter', 'Name', 'x' ],
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[ 'leave', 'Name', 'x' ]
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]);
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}
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/**
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* @it allows a named functions visitor API
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*/
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public function testAllowsANamedFunctionsVisitorAPI()
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{
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$visited = [];
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@ -190,6 +320,9 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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$this->assertEquals($expected, $visited);
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}
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/**
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* @it visits kitchen sink
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*/
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public function testVisitsKitchenSink()
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{
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$kitchenSink = file_get_contents(__DIR__ . '/kitchen-sink.graphql');
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@ -319,6 +452,34 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'InlineFragment' ],
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[ 'leave', 'InlineFragment', 1, null ],
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[ 'enter', 'InlineFragment', 2, null ],
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[ 'enter', 'Directive', 0, null ],
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[ 'enter', 'Name', 'name', 'Directive' ],
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[ 'leave', 'Name', 'name', 'Directive' ],
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[ 'enter', 'Argument', 0, null ],
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[ 'enter', 'Name', 'name', 'Argument' ],
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[ 'leave', 'Name', 'name', 'Argument' ],
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[ 'enter', 'Variable', 'value', 'Argument' ],
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[ 'enter', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Variable', 'value', 'Argument' ],
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[ 'leave', 'Argument', 0, null ],
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[ 'leave', 'Directive', 0, null ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'InlineFragment' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'InlineFragment' ],
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[ 'leave', 'InlineFragment', 2, null ],
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[ 'enter', 'InlineFragment', 3, null ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'InlineFragment' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'InlineFragment' ],
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[ 'leave', 'InlineFragment', 3, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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@ -355,7 +516,63 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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[ 'leave', 'OperationDefinition', 1, null ],
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[ 'enter', 'FragmentDefinition', 2, null ],
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[ 'enter', 'OperationDefinition', 2, null ],
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[ 'enter', 'Name', 'name', 'OperationDefinition' ],
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[ 'leave', 'Name', 'name', 'OperationDefinition' ],
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[ 'enter', 'VariableDefinition', 0, null ],
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[ 'enter', 'Variable', 'variable', 'VariableDefinition' ],
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[ 'enter', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Variable', 'variable', 'VariableDefinition' ],
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[ 'enter', 'NamedType', 'type', 'VariableDefinition' ],
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[ 'enter', 'Name', 'name', 'NamedType' ],
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[ 'leave', 'Name', 'name', 'NamedType' ],
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[ 'leave', 'NamedType', 'type', 'VariableDefinition' ],
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[ 'leave', 'VariableDefinition', 0, null ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'enter', 'Argument', 0, null ],
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[ 'enter', 'Name', 'name', 'Argument' ],
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[ 'leave', 'Name', 'name', 'Argument' ],
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[ 'enter', 'Variable', 'value', 'Argument' ],
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[ 'enter', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Name', 'name', 'Variable' ],
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[ 'leave', 'Variable', 'value', 'Argument' ],
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[ 'leave', 'Argument', 0, null ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'enter', 'Field', 1, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'leave', 'Field', 1, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'Field' ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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[ 'leave', 'OperationDefinition', 2, null ],
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[ 'enter', 'FragmentDefinition', 3, null ],
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[ 'enter', 'Name', 'name', 'FragmentDefinition' ],
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[ 'leave', 'Name', 'name', 'FragmentDefinition' ],
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[ 'enter', 'NamedType', 'typeCondition', 'FragmentDefinition' ],
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@ -396,8 +613,8 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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[ 'leave', 'Argument', 2, null ],
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[ 'leave', 'Field', 0, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'FragmentDefinition' ],
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[ 'leave', 'FragmentDefinition', 2, null ],
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[ 'enter', 'OperationDefinition', 3, null ],
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[ 'leave', 'FragmentDefinition', 3, null ],
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[ 'enter', 'OperationDefinition', 4, null ],
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[ 'enter', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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[ 'enter', 'Field', 0, null ],
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[ 'enter', 'Name', 'name', 'Field' ],
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@ -420,7 +637,7 @@ class VisitorTest extends \PHPUnit_Framework_TestCase
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[ 'leave', 'Name', 'name', 'Field' ],
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[ 'leave', 'Field', 1, null ],
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[ 'leave', 'SelectionSet', 'selectionSet', 'OperationDefinition' ],
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[ 'leave', 'OperationDefinition', 3, null ],
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[ 'leave', 'OperationDefinition', 4, null ],
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[ 'leave', 'Document', null, null ]
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];
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