119 lines
3.4 KiB
PHP
119 lines
3.4 KiB
PHP
<?php
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declare(strict_types = 1);
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namespace LanguageServer\Tests\Diagnostics;
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use PHPUnit\Framework\TestCase;
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use phpDocumentor\Reflection\DocBlockFactory;
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use LanguageServer\{
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DefinitionResolver, TreeAnalyzer
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};
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use LanguageServer\Index\{Index};
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use LanguageServer\Protocol\{
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Diagnostic, DiagnosticSeverity, Position, Range
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};
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use function LanguageServer\pathToUri;
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use Microsoft\PhpParser\Parser;
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class InvalidThisUsageTest extends TestCase
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{
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/**
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* Parse the given file and return diagnostics.
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*
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* @param string $path
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* @return Diagnostic[]
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*/
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private function collectDiagnostics(string $path): array
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{
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$uri = pathToUri($path);
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$parser = new Parser();
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$docBlockFactory = DocBlockFactory::createInstance();
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$index = new Index;
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$definitionResolver = new DefinitionResolver($index);
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$content = file_get_contents($path);
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$treeAnalyzer = new TreeAnalyzer($parser, $content, $docBlockFactory, $definitionResolver, $uri);
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return $treeAnalyzer->getDiagnostics();
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}
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/**
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* Assertions about a diagnostic.
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*
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* @param Diagnostic|null $diagnostic
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* @param int $message
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* @param string $severity
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* @param Range $range
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*/
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private function assertDiagnostic($diagnostic, $message, $severity, $range)
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{
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$this->assertInstanceOf(Diagnostic::class, $diagnostic);
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$this->assertEquals($message, $diagnostic->message);
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$this->assertEquals($severity, $diagnostic->severity);
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$this->assertEquals($range, $diagnostic->range);
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}
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public function testThisInStaticMethodProducesError()
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{
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$diagnostics = $this->collectDiagnostics(
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__DIR__ . '/../../fixtures/diagnostics/errors/this_in_static_method.php'
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);
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$this->assertCount(1, $diagnostics);
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$this->assertDiagnostic(
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$diagnostics[0],
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'$this can not be used in static methods.',
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DiagnosticSeverity::ERROR,
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new Range(
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new Position(6, 15),
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new Position(6, 20)
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)
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);
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}
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public function testThisInFunctionProducesError()
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{
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$diagnostics = $this->collectDiagnostics(
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__DIR__ . '/../../fixtures/diagnostics/errors/this_in_function.php'
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);
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$this->assertCount(1, $diagnostics);
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$this->assertDiagnostic(
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$diagnostics[0],
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'$this can only be used in an object context.',
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DiagnosticSeverity::ERROR,
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new Range(
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new Position(4, 11),
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new Position(4, 16)
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)
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);
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}
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public function testThisInRoot()
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{
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$diagnostics = $this->collectDiagnostics(
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__DIR__ . '/../../fixtures/diagnostics/errors/this_in_root.php'
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);
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$this->assertCount(1, $diagnostics);
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$this->assertDiagnostic(
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$diagnostics[0],
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'$this can only be used in an object context.',
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DiagnosticSeverity::ERROR,
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new Range(
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new Position(2, 5),
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new Position(2, 10)
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)
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);
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}
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public function testThisInMethodProducesNoError()
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{
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$diagnostics = $this->collectDiagnostics(
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__DIR__ . '/../../fixtures/diagnostics/baselines/this_in_method.php'
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);
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$this->assertCount(0, $diagnostics);
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}
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}
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