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105 lines
3.0 KiB
105 lines
3.0 KiB
<?php
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declare(strict_types=1);
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namespace GuzzleHttp\Tests\Psr7;
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use GuzzleHttp\Psr7;
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use GuzzleHttp\Psr7\LimitStream;
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use GuzzleHttp\Psr7\PumpStream;
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use PHPUnit\Framework\TestCase;
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class PumpStreamTest extends TestCase
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{
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public function testHasMetadataAndSize(): void
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{
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$p = new PumpStream(function (): void {
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}, [
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'metadata' => ['foo' => 'bar'],
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'size' => 100,
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]);
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self::assertSame('bar', $p->getMetadata('foo'));
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self::assertSame(['foo' => 'bar'], $p->getMetadata());
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self::assertSame(100, $p->getSize());
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}
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public function testCanReadFromCallable(): void
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{
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$p = Psr7\Utils::streamFor(function ($size) {
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return 'a';
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});
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self::assertSame('a', $p->read(1));
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self::assertSame(1, $p->tell());
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self::assertSame('aaaaa', $p->read(5));
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self::assertSame(6, $p->tell());
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}
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public function testStoresExcessDataInBuffer(): void
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{
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$called = [];
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$p = Psr7\Utils::streamFor(function ($size) use (&$called) {
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$called[] = $size;
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return 'abcdef';
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});
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self::assertSame('a', $p->read(1));
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self::assertSame('b', $p->read(1));
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self::assertSame('cdef', $p->read(4));
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self::assertSame('abcdefabc', $p->read(9));
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self::assertSame([1, 9, 3], $called);
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}
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public function testInifiniteStreamWrappedInLimitStream(): void
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{
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$p = Psr7\Utils::streamFor(function () {
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return 'a';
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});
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$s = new LimitStream($p, 5);
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self::assertSame('aaaaa', (string) $s);
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}
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public function testDescribesCapabilities(): void
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{
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$p = Psr7\Utils::streamFor(function (): void {
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});
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self::assertTrue($p->isReadable());
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self::assertFalse($p->isSeekable());
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self::assertFalse($p->isWritable());
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self::assertNull($p->getSize());
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self::assertSame('', $p->getContents());
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self::assertSame('', (string) $p);
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$p->close();
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self::assertSame('', $p->read(10));
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self::assertTrue($p->eof());
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try {
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self::assertFalse($p->write('aa'));
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self::fail();
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} catch (\RuntimeException $e) {
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}
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}
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/**
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* @requires PHP < 7.4
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*/
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public function testThatConvertingStreamToStringWillTriggerErrorAndWillReturnEmptyString(): void
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{
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$p = Psr7\Utils::streamFor(function ($size): void {
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throw new \Exception();
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});
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self::assertInstanceOf(PumpStream::class, $p);
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$errors = [];
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set_error_handler(function (int $errorNumber, string $errorMessage) use (&$errors): void {
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$errors[] = ['number' => $errorNumber, 'message' => $errorMessage];
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});
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(string) $p;
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restore_error_handler();
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self::assertCount(1, $errors);
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self::assertSame(E_USER_ERROR, $errors[0]['number']);
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self::assertStringStartsWith('GuzzleHttp\Psr7\PumpStream::__toString exception:', $errors[0]['message']);
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}
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}
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