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EmptyStreamTest.php
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EmptyStreamTest.php
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<?php
namespace Nimbly\Limber\Tests;
use Nimbly\Limber\EmptyStream;
use PHPUnit\Framework\TestCase;
use RuntimeException;
/**
* @covers Nimbly\Limber\EmptyStream
*/
class EmptyStreamTest extends TestCase
{
public function test_casting_to_string_returns_empty_string(): void
{
$emptyStream = new EmptyStream;
$this->assertEquals("", (string) $emptyStream);
}
public function test_close_returns_void(): void
{
$emptyStream = new EmptyStream;
$this->assertNull($emptyStream->close());
}
public function test_detach_returns_null(): void
{
$emptyStream = new EmptyStream;
$this->assertNull($emptyStream->detach());
}
public function test_get_size_returns_zero(): void
{
$emptyStream = new EmptyStream;
$this->assertEquals(0, $emptyStream->getSize());
}
public function test_tell_returns_zero(): void
{
$emptyStream = new EmptyStream;
$this->assertEquals(0, $emptyStream->tell());
}
public function test_eof_returns_true(): void
{
$emptyStream = new EmptyStream;
$this->assertTrue($emptyStream->eof());
}
public function test_is_seekable_returns_false(): void
{
$emptyStream = new EmptyStream;
$this->assertFalse($emptyStream->isSeekable());
}
public function test_seek_throws_runtime_exception(): void
{
$emptyStream = new EmptyStream;
$this->expectException(RuntimeException::class);
$emptyStream->seek(1);
}
public function test_rewind_throws_runtime_exception(): void
{
$emptyStream = new EmptyStream;
$this->expectException(RuntimeException::class);
$emptyStream->rewind();
}
public function test_is_writeable_returns_false(): void
{
$emptyStream = new EmptyStream;
$this->assertFalse($emptyStream->isWritable());
}
public function test_write_throws_runtime_exception(): void
{
$emptyStream = new EmptyStream;
$this->expectException(RuntimeException::class);
$emptyStream->write("foo");
}
public function test_is_readable_returns_false(): void
{
$emptyStream = new EmptyStream;
$this->assertTrue($emptyStream->isReadable());
}
public function test_read_returns_empty_string(): void
{
$emptyStream = new EmptyStream;
$this->assertEquals("", $emptyStream->read(12));
}
public function test_get_contents_returns_empty_string(): void
{
$emptyStream = new EmptyStream;
$this->assertEquals("", $emptyStream->getContents());
}
public function test_get_metadata_returns_null(): void
{
$emptyStream = new EmptyStream;
$this->assertNull($emptyStream->getMetadata());
}
}