class StreamTest in Zircon Profile 8.0

@covers GuzzleHttp\Psr7\Stream

Hierarchy

• class \GuzzleHttp\Tests\Psr7\StreamTest extends \GuzzleHttp\Tests\Psr7\PHPUnit_Framework_TestCase

File

vendor/guzzlehttp/psr7/tests/StreamTest.php, line 10

Namespace

GuzzleHttp\Tests\Psr7

class StreamTest extends \PHPUnit_Framework_TestCase {

  /**
   * @expectedException \InvalidArgumentException
   */
  public function testConstructorThrowsExceptionOnInvalidArgument() {
    new Stream(true);
  }
  public function testConstructorInitializesProperties() {
    $handle = fopen('php://temp', 'r+');
    fwrite($handle, 'data');
    $stream = new Stream($handle);
    $this
      ->assertTrue($stream
      ->isReadable());
    $this
      ->assertTrue($stream
      ->isWritable());
    $this
      ->assertTrue($stream
      ->isSeekable());
    $this
      ->assertEquals('php://temp', $stream
      ->getMetadata('uri'));
    $this
      ->assertInternalType('array', $stream
      ->getMetadata());
    $this
      ->assertEquals(4, $stream
      ->getSize());
    $this
      ->assertFalse($stream
      ->eof());
    $stream
      ->close();
  }
  public function testStreamClosesHandleOnDestruct() {
    $handle = fopen('php://temp', 'r');
    $stream = new Stream($handle);
    unset($stream);
    $this
      ->assertFalse(is_resource($handle));
  }
  public function testConvertsToString() {
    $handle = fopen('php://temp', 'w+');
    fwrite($handle, 'data');
    $stream = new Stream($handle);
    $this
      ->assertEquals('data', (string) $stream);
    $this
      ->assertEquals('data', (string) $stream);
    $stream
      ->close();
  }
  public function testGetsContents() {
    $handle = fopen('php://temp', 'w+');
    fwrite($handle, 'data');
    $stream = new Stream($handle);
    $this
      ->assertEquals('', $stream
      ->getContents());
    $stream
      ->seek(0);
    $this
      ->assertEquals('data', $stream
      ->getContents());
    $this
      ->assertEquals('', $stream
      ->getContents());
  }
  public function testChecksEof() {
    $handle = fopen('php://temp', 'w+');
    fwrite($handle, 'data');
    $stream = new Stream($handle);
    $this
      ->assertFalse($stream
      ->eof());
    $stream
      ->read(4);
    $this
      ->assertTrue($stream
      ->eof());
    $stream
      ->close();
  }
  public function testGetSize() {
    $size = filesize(__FILE__);
    $handle = fopen(__FILE__, 'r');
    $stream = new Stream($handle);
    $this
      ->assertEquals($size, $stream
      ->getSize());

    // Load from cache
    $this
      ->assertEquals($size, $stream
      ->getSize());
    $stream
      ->close();
  }
  public function testEnsuresSizeIsConsistent() {
    $h = fopen('php://temp', 'w+');
    $this
      ->assertEquals(3, fwrite($h, 'foo'));
    $stream = new Stream($h);
    $this
      ->assertEquals(3, $stream
      ->getSize());
    $this
      ->assertEquals(4, $stream
      ->write('test'));
    $this
      ->assertEquals(7, $stream
      ->getSize());
    $this
      ->assertEquals(7, $stream
      ->getSize());
    $stream
      ->close();
  }
  public function testProvidesStreamPosition() {
    $handle = fopen('php://temp', 'w+');
    $stream = new Stream($handle);
    $this
      ->assertEquals(0, $stream
      ->tell());
    $stream
      ->write('foo');
    $this
      ->assertEquals(3, $stream
      ->tell());
    $stream
      ->seek(1);
    $this
      ->assertEquals(1, $stream
      ->tell());
    $this
      ->assertSame(ftell($handle), $stream
      ->tell());
    $stream
      ->close();
  }
  public function testCanDetachStream() {
    $r = fopen('php://temp', 'w+');
    $stream = new Stream($r);
    $stream
      ->write('foo');
    $this
      ->assertTrue($stream
      ->isReadable());
    $this
      ->assertSame($r, $stream
      ->detach());
    $stream
      ->detach();
    $this
      ->assertFalse($stream
      ->isReadable());
    $this
      ->assertFalse($stream
      ->isWritable());
    $this
      ->assertFalse($stream
      ->isSeekable());
    $throws = function (callable $fn) use ($stream) {
      try {
        $fn($stream);
        $this
          ->fail();
      } catch (\Exception $e) {
      }
    };
    $throws(function ($stream) {
      $stream
        ->read(10);
    });
    $throws(function ($stream) {
      $stream
        ->write('bar');
    });
    $throws(function ($stream) {
      $stream
        ->seek(10);
    });
    $throws(function ($stream) {
      $stream
        ->tell();
    });
    $throws(function ($stream) {
      $stream
        ->eof();
    });
    $throws(function ($stream) {
      $stream
        ->getSize();
    });
    $throws(function ($stream) {
      $stream
        ->getContents();
    });
    $this
      ->assertSame('', (string) $stream);
    $stream
      ->close();
  }
  public function testCloseClearProperties() {
    $handle = fopen('php://temp', 'r+');
    $stream = new Stream($handle);
    $stream
      ->close();
    $this
      ->assertFalse($stream
      ->isSeekable());
    $this
      ->assertFalse($stream
      ->isReadable());
    $this
      ->assertFalse($stream
      ->isWritable());
    $this
      ->assertNull($stream
      ->getSize());
    $this
      ->assertEmpty($stream
      ->getMetadata());
  }
  public function testDoesNotThrowInToString() {
    $s = \GuzzleHttp\Psr7\stream_for('foo');
    $s = new NoSeekStream($s);
    $this
      ->assertEquals('foo', (string) $s);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
StreamTest::testCanDetachStream	public	function
StreamTest::testChecksEof	public	function
StreamTest::testCloseClearProperties	public	function
StreamTest::testConstructorInitializesProperties	public	function
StreamTest::testConstructorThrowsExceptionOnInvalidArgument	public	function	@expectedException \InvalidArgumentException
StreamTest::testConvertsToString	public	function
StreamTest::testDoesNotThrowInToString	public	function
StreamTest::testEnsuresSizeIsConsistent	public	function
StreamTest::testGetsContents	public	function
StreamTest::testGetSize	public	function
StreamTest::testProvidesStreamPosition	public	function
StreamTest::testStreamClosesHandleOnDestruct	public	function