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<?php |
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namespace GuzzleHttp\Tests\Psr7; |
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|
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use GuzzleHttp\Psr7\BufferStream; |
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|
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class BufferStreamTest extends BaseTest |
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{ |
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public function testHasMetadata() |
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{ |
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$b = new BufferStream(10); |
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$this->assertTrue($b->isReadable()); |
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$this->assertTrue($b->isWritable()); |
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$this->assertFalse($b->isSeekable()); |
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$this->assertEquals(null, $b->getMetadata('foo')); |
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$this->assertEquals(10, $b->getMetadata('hwm')); |
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$this->assertEquals([], $b->getMetadata()); |
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} |
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|
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public function testRemovesReadDataFromBuffer() |
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{ |
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$b = new BufferStream(); |
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$this->assertEquals(3, $b->write('foo')); |
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$this->assertEquals(3, $b->getSize()); |
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$this->assertFalse($b->eof()); |
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$this->assertEquals('foo', $b->read(10)); |
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$this->assertTrue($b->eof()); |
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$this->assertEquals('', $b->read(10)); |
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} |
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|
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/** |
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* @expectedException \RuntimeException |
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* @expectedExceptionMessage Cannot determine the position of a BufferStream |
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*/ |
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public function testCanCastToStringOrGetContents() |
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{ |
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$b = new BufferStream(); |
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$b->write('foo'); |
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$b->write('baz'); |
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$this->assertEquals('foo', $b->read(3)); |
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$b->write('bar'); |
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$this->assertEquals('bazbar', (string) $b); |
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$b->tell(); |
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} |
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|
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public function testDetachClearsBuffer() |
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{ |
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$b = new BufferStream(); |
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$b->write('foo'); |
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$b->detach(); |
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$this->assertTrue($b->eof()); |
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$this->assertEquals(3, $b->write('abc')); |
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$this->assertEquals('abc', $b->read(10)); |
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} |
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|
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public function testExceedingHighwaterMarkReturnsFalseButStillBuffers() |
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{ |
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$b = new BufferStream(5); |
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$this->assertEquals(3, $b->write('hi ')); |
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$this->assertFalse($b->write('hello')); |
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$this->assertEquals('hi hello', (string) $b); |
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$this->assertEquals(4, $b->write('test')); |
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} |
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} |
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|
