mirror of
https://github.com/retailcrm/graphql-php.git
synced 2024-11-22 12:56:05 +03:00
290 lines
11 KiB
PHP
290 lines
11 KiB
PHP
<?php
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namespace GraphQL\Language;
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use GraphQL\SyntaxError;
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class LexerTest extends \PHPUnit_Framework_TestCase
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{
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public function testSkipsWhitespaces()
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{
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$example1 = '
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foo
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';
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$this->assertEquals(new Token(Token::NAME, 6, 9, 'foo'), $this->lexOne($example1));
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$example2 = '
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#comment
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foo#comment
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';
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$this->assertEquals(new Token(Token::NAME, 18, 21, 'foo'), $this->lexOne($example2));
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$example3 = ',,,foo,,,';
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$this->assertEquals(new Token(Token::NAME, 3, 6, 'foo'), $this->lexOne($example3));
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}
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public function testErrorsRespectWhitespace()
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{
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$example = "
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?
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";
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try {
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$this->lexOne($example);
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$this->fail('Expected exception not thrown');
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} catch (SyntaxError $e) {
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$this->assertEquals(
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'Syntax Error GraphQL (3:5) Unexpected character "?"' . "\n" .
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"\n" .
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"2: \n" .
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"3: ?\n" .
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" ^\n" .
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"4: \n",
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$e->getMessage()
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);
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}
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}
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public function testLexesStrings()
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{
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$this->assertEquals(new Token(Token::STRING, 0, 8, 'simple'), $this->lexOne('"simple"'));
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$this->assertEquals(new Token(Token::STRING, 0, 15, ' white space '), $this->lexOne('" white space "'));
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$this->assertEquals(new Token(Token::STRING, 0, 10, 'quote "'), $this->lexOne('"quote \\""'));
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$this->assertEquals(new Token(Token::STRING, 0, 20, 'escaped \n\r\b\t\f'), $this->lexOne('"escaped \\n\\r\\b\\t\\f"'));
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$this->assertEquals(new Token(Token::STRING, 0, 15, 'slashes \\ \/'), $this->lexOne('"slashes \\\\ \\/"'));
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$this->assertEquals(new Token(Token::STRING, 0, 13, 'unicode яуц'), $this->lexOne('"unicode яуц"'));
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$unicode = json_decode('"\u1234\u5678\u90AB\uCDEF"');
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$this->assertEquals(new Token(Token::STRING, 0, 34, 'unicode ' . $unicode), $this->lexOne('"unicode \u1234\u5678\u90AB\uCDEF"'));
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}
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public function testReportsUsefulErrors()
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{
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$run = function($num, $str, $expectedMessage) {
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try {
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$this->lexOne($str);
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$this->fail('Expected exception not thrown in example: ' . $num);
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} catch (SyntaxError $e) {
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$this->assertEquals($expectedMessage, $e->getMessage(), "Test case $num failed");
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}
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};
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$run(1, '"no end quote', "Syntax Error GraphQL (1:14) Unterminated string\n\n1: \"no end quote\n ^\n");
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$run(2, '"multi'."\n".'line"', "Syntax Error GraphQL (1:7) Unterminated string\n\n1: \"multi\n ^\n2: line\"\n");
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$run(3, '"multi'."\r".'line"', "Syntax Error GraphQL (1:7) Unterminated string\n\n1: \"multi\n ^\n2: line\"\n");
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$run(4, '"multi' . json_decode('"\u2028"') . 'line"', "Syntax Error GraphQL (1:7) Unterminated string\n\n1: \"multi\n ^\n2: line\"\n");
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$run(5, '"multi' . json_decode('"\u2029"') . 'line"', "Syntax Error GraphQL (1:7) Unterminated string\n\n1: \"multi\n ^\n2: line\"\n");
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$run(6, '"bad \\z esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\z esc\"\n ^\n");
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$run(7, '"bad \\x esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\x esc\"\n ^\n");
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$run(8, '"bad \\u1 esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\u1 esc\"\n ^\n");
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$run(9, '"bad \\u0XX1 esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\u0XX1 esc\"\n ^\n");
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$run(10, '"bad \\uXXXX esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\uXXXX esc\"\n ^\n");
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$run(11, '"bad \\uFXXX esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\uFXXX esc\"\n ^\n");
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$run(12, '"bad \\uXXXF esc"', "Syntax Error GraphQL (1:7) Bad character escape sequence\n\n1: \"bad \\uXXXF esc\"\n ^\n");
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}
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public function testLexesNumbers()
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{
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// lexes numbers
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/*
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$this->assertEquals(
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new Token(Token::STRING, 0, 8, 'simple'),
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$this->lexOne('"simple"')
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);
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$this->assertEquals(
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new Token(Token::STRING, 0, 15, ' white space '),
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$this->lexOne('" white space "')
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);
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$this->assertEquals(
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new Token(Token::STRING, 0, 20, 'escaped \n\r\b\t\f'),
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$this->lexOne('"escaped \\n\\r\\b\\t\\f"')
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);
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$this->assertEquals(
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new Token(Token::STRING, 0, 15, 'slashes \\ \/'),
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$this->lexOne('"slashes \\\\ \\/"')
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);
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$this->assertEquals(
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new Token(Token::STRING, 0, 34, 'unicode ' . json_decode('"\u1234\u5678\u90AB\uCDEF"')),
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$this->lexOne('"unicode \\u1234\\u5678\\u90AB\\uCDEF"')
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);*/
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$this->assertEquals(
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new Token(Token::INT, 0, 1, '4'),
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$this->lexOne('4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 5, '4.123'),
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$this->lexOne('4.123')
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);
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$this->assertEquals(
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new Token(Token::INT, 0, 2, '-4'),
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$this->lexOne('-4')
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);
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$this->assertEquals(
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new Token(Token::INT, 0, 1, '9'),
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$this->lexOne('9')
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);
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$this->assertEquals(
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new Token(Token::INT, 0, 1, '0'),
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$this->lexOne('0')
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);
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$this->assertEquals(
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new Token(Token::INT, 0, 1, '0'),
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$this->lexOne('00')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 6, '-4.123'),
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$this->lexOne('-4.123')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 5, '0.123'),
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$this->lexOne('0.123')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 5, '123e4'),
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$this->lexOne('123e4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 5, '123E4'),
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$this->lexOne('123E4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 6, '123e-4'),
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$this->lexOne('123e-4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 6, '123e+4'),
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$this->lexOne('123e+4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 8, '-1.123e4'),
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$this->lexOne('-1.123e4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 8, '-1.123E4'),
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$this->lexOne('-1.123E4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 9, '-1.123e-4'),
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$this->lexOne('-1.123e-4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 9, '-1.123e+4'),
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$this->lexOne('-1.123e+4')
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);
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$this->assertEquals(
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new Token(Token::FLOAT, 0, 11, '-1.123e4567'),
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$this->lexOne('-1.123e4567')
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);
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}
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public function testReportsUsefulNumberErrors()
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{
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$run = function($num, $str, $expectedMessage) {
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try {
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$this->lexOne($str);
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$this->fail('Expected exception not thrown in example: ' . $num);
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} catch (SyntaxError $e) {
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$this->assertEquals($expectedMessage, $e->getMessage(), "Test case $num failed");
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}
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};
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$run(1, '+1', "Syntax Error GraphQL (1:1) Unexpected character \"+\"\n\n1: +1\n ^\n");
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$run(2, '1.', "Syntax Error GraphQL (1:3) Invalid number\n\n1: 1.\n ^\n");
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$run(3, '.123', "Syntax Error GraphQL (1:1) Unexpected character \".\"\n\n1: .123\n ^\n");
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$run(4, '1.A', "Syntax Error GraphQL (1:3) Invalid number\n\n1: 1.A\n ^\n");
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$run(5, '-A', "Syntax Error GraphQL (1:2) Invalid number\n\n1: -A\n ^\n");
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$run(6, '1.0e', "Syntax Error GraphQL (1:5) Invalid number\n\n1: 1.0e\n ^\n");
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$run(7, '1.0eA', "Syntax Error GraphQL (1:5) Invalid number\n\n1: 1.0eA\n ^\n");
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}
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public function testLexesPunctuation()
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{
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$this->assertEquals(
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new Token(Token::BANG, 0, 1, null),
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$this->lexOne('!')
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);
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$this->assertEquals(
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new Token(Token::DOLLAR, 0, 1, null),
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$this->lexOne('$')
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);
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$this->assertEquals(
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new Token(Token::PAREN_L, 0, 1, null),
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$this->lexOne('(')
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);
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$this->assertEquals(
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new Token(Token::PAREN_R, 0, 1, null),
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$this->lexOne(')')
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);
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$this->assertEquals(
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new Token(Token::SPREAD, 0, 3, null),
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$this->lexOne('...')
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);
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$this->assertEquals(
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new Token(Token::COLON, 0, 1, null),
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$this->lexOne(':')
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);
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$this->assertEquals(
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new Token(Token::EQUALS, 0, 1, null),
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$this->lexOne('=')
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);
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$this->assertEquals(
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new Token(Token::AT, 0, 1, null),
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$this->lexOne('@')
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);
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$this->assertEquals(
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new Token(Token::BRACKET_L, 0, 1, null),
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$this->lexOne('[')
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);
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$this->assertEquals(
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new Token(Token::BRACKET_R, 0, 1, null),
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$this->lexOne(']')
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);
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$this->assertEquals(
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new Token(Token::BRACE_L, 0, 1, null),
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$this->lexOne('{')
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);
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$this->assertEquals(
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new Token(Token::BRACE_R, 0, 1, null),
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$this->lexOne('}')
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);
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$this->assertEquals(
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new Token(Token::PIPE, 0, 1, null),
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$this->lexOne('|')
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);
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}
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public function testReportsUsefulUnknownCharErrors()
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{
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$run = function($num, $str, $expectedMessage) {
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try {
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$this->lexOne($str);
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$this->fail('Expected exception not thrown in example: ' . $num);
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} catch (SyntaxError $e) {
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$this->assertEquals($expectedMessage, $e->getMessage(), "Test case $num failed");
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}
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};
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$run(1, '..', "Syntax Error GraphQL (1:1) Unexpected character \".\"\n\n1: ..\n ^\n");
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$run(2, '?', "Syntax Error GraphQL (1:1) Unexpected character \"?\"\n\n1: ?\n ^\n");
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$unicode = json_decode('"\u203B"');
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$run(3, $unicode, "Syntax Error GraphQL (1:1) Unexpected character \"$unicode\"\n\n1: $unicode\n ^\n");
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}
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/**
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* @param string $body
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* @return Token
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*/
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private function lexOne($body)
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{
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$lexer = new Lexer(new Source($body));
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return $lexer->nextToken();
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}
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}
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