79 lines
2.1 KiB
PHP
79 lines
2.1 KiB
PHP
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<?php
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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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class PumpStreamTest extends BaseTest
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{
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public function testHasMetadataAndSize()
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{
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$p = new PumpStream(function () {
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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, $p->getSize());
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}
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public function testCanReadFromCallable()
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{
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$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, $p->tell());
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}
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public function testStoresExcessDataInBuffer()
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{
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$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], $called);
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}
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public function testInifiniteStreamWrappedInLimitStream()
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{
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$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) $s);
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}
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public function testDescribesCapabilities()
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{
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$p = Psr7\Utils::streamFor(function () {
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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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