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- <?php
- /*
- * This file is part of the JSON Lint package.
- *
- * (c) Jordi Boggiano <j.boggiano@seld.be>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- use PHPUnit\Framework\TestCase;
- use Seld\JsonLint\JsonParser;
- use Seld\JsonLint\ParsingException;
- use Seld\JsonLint\DuplicateKeyException;
- class JsonParserTest extends TestCase
- {
- protected $json = array(
- '42', '42.3', '0.3', '-42', '-42.3', '-0.3',
- '2e1', '2E1', '-2e1', '-2E1', '2E+2', '2E-2', '-2E+2', '-2E-2',
- 'true', 'false', 'null', '""', '[]', '{}', '"string"',
- '["a", "sdfsd"]',
- '{"foo":"bar", "bar":"baz", "":"buz"}',
- '{"":"foo", "_empty_":"bar"}',
- '"\u00c9v\u00e9nement"',
- '"http:\/\/foo.com"',
- '"zo\\\\mg"',
- '{"test":"\u00c9v\u00e9nement"}',
- '["\u00c9v\u00e9nement"]',
- '"foo/bar"',
- '{"test":"http:\/\/foo\\\\zomg"}',
- '["http:\/\/foo\\\\zomg"]',
- '{"":"foo"}',
- '{"a":"b", "b":"c"}',
- '0',
- '""',
- );
- /**
- * @dataProvider provideValidStrings
- */
- public function testParsesValidStrings($input)
- {
- $parser = new JsonParser();
- $this->assertEquals(json_decode($input), $parser->parse($input));
- }
- public function provideValidStrings()
- {
- $strings = array();
- foreach ($this->json as $input) {
- $strings[] = array($input);
- }
- return $strings;
- }
- public function testErrorOnTrailingComma()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{
- "foo":"bar",
- }');
- $this->fail('Invalid trailing comma should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('It appears you have an extra trailing comma', $e->getMessage());
- }
- }
- public function testErrorOnInvalidQuotes()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{
- "foo": \'bar\',
- }');
- $this->fail('Invalid quotes for string should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('Invalid string, it appears you used single quotes instead of double quotes', $e->getMessage());
- }
- }
- public function testErrorOnUnescapedBackslash()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{
- "foo": "bar\z",
- }');
- $this->fail('Invalid unescaped string should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('Invalid string, it appears you have an unescaped backslash at: \z', $e->getMessage());
- }
- }
- public function testErrorOnUnterminatedString()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{"bar": "foo}');
- $this->fail('Invalid unterminated string should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('Invalid string, it appears you forgot to terminate a string, or attempted to write a multiline string which is invalid', $e->getMessage());
- }
- }
- public function testErrorOnMultilineString()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{"bar": "foo
- bar"}');
- $this->fail('Invalid multi-line string should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('Invalid string, it appears you forgot to terminate a string, or attempted to write a multiline string which is invalid', $e->getMessage());
- }
- }
- public function testErrorAtBeginning()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('
- ');
- $this->fail('Empty string should be invalid');
- } catch (ParsingException $e) {
- $this->assertContains("Parse error on line 1:\n\n^", $e->getMessage());
- }
- }
- public function testParsesMultiInARow()
- {
- $parser = new JsonParser();
- foreach ($this->json as $input) {
- $this->assertEquals(json_decode($input), $parser->parse($input));
- }
- }
- public function testDetectsKeyOverrides()
- {
- $parser = new JsonParser();
- try {
- $parser->parse('{"a":"b", "a":"c"}', JsonParser::DETECT_KEY_CONFLICTS);
- $this->fail('Duplicate keys should not be allowed');
- } catch (DuplicateKeyException $e) {
- $this->assertContains('Duplicate key: a', $e->getMessage());
- $this->assertSame('a', $e->getKey());
- $this->assertSame(array('line' => 1, 'key' => 'a'), $e->getDetails());
- }
- }
- public function testDetectsKeyOverridesWithEmpty()
- {
- $parser = new JsonParser();
- if (PHP_VERSION_ID >= 70100) {
- $this->markTestSkipped('Only for PHP < 7.1');
- }
- try {
- $parser->parse('{"":"b", "_empty_":"a"}', JsonParser::DETECT_KEY_CONFLICTS);
- $this->fail('Duplicate keys should not be allowed');
- } catch (DuplicateKeyException $e) {
- $this->assertContains('Duplicate key: _empty_', $e->getMessage());
- $this->assertSame('_empty_', $e->getKey());
- $this->assertSame(array('line' => 1, 'key' => '_empty_'), $e->getDetails());
- }
- }
- public function testDuplicateKeys()
- {
- $parser = new JsonParser();
- $result = $parser->parse('{"a":"b", "a":"c", "a":"d"}', JsonParser::ALLOW_DUPLICATE_KEYS);
- $this->assertThat($result,
- $this->logicalAnd(
- $this->objectHasAttribute('a'),
- $this->objectHasAttribute('a.1'),
- $this->objectHasAttribute('a.2')
- )
- );
- }
- public function testDuplicateKeysWithEmpty()
- {
- $parser = new JsonParser();
- if (PHP_VERSION_ID >= 70100) {
- $this->markTestSkipped('Only for PHP < 7.1');
- }
- $result = $parser->parse('{"":"a", "_empty_":"b"}', JsonParser::ALLOW_DUPLICATE_KEYS);
- $this->assertThat($result,
- $this->logicalAnd(
- $this->objectHasAttribute('_empty_'),
- $this->objectHasAttribute('_empty_.1')
- )
- );
- }
- public function testParseToArray()
- {
- $parser = new JsonParser();
- $json = '{"one":"a", "two":{"three": "four"}, "": "empty"}';
- $result = $parser->parse($json, JsonParser::PARSE_TO_ASSOC);
- $this->assertSame(json_decode($json, true), $result);
- }
- public function testFileWithBOM()
- {
- try {
- $parser = new JsonParser();
- $parser->parse(file_get_contents(dirname(__FILE__) .'/bom.json'));
- $this->fail('BOM should be detected');
- } catch (ParsingException $e) {
- $this->assertContains('BOM detected', $e->getMessage());
- }
- }
- public function testLongString()
- {
- $parser = new JsonParser();
- $json = '{"k":"' . str_repeat("a\\n",10000) . '"}';
- $this->assertEquals(json_decode($json), $parser->parse($json));
- }
- }
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