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<?php
namespace GuzzleHttp\Tests\Ring;
use GuzzleHttp\Ring\Core;
use GuzzleHttp\Ring\Future\CompletedFutureArray;
use GuzzleHttp\Ring\Future\FutureArray;
use GuzzleHttp\Stream\Stream;
use React\Promise\Deferred;
class CoreTest extends \PHPUnit_Framework_TestCase
{
public function testReturnsNullNoHeadersAreSet()
{
$this->assertNull(Core::header([], 'Foo'));
$this->assertNull(Core::firstHeader([], 'Foo'));
}
public function testChecksIfHasHeader()
{
$message = [
'headers' => [
'Foo' => ['Bar', 'Baz'],
'foo' => ['hello'],
'bar' => ['1']
]
];
$this->assertTrue(Core::hasHeader($message, 'Foo'));
$this->assertTrue(Core::hasHeader($message, 'foo'));
$this->assertTrue(Core::hasHeader($message, 'FoO'));
$this->assertTrue(Core::hasHeader($message, 'bar'));
$this->assertFalse(Core::hasHeader($message, 'barr'));
}
public function testReturnsFirstHeaderWhenSimple()
{
$this->assertEquals('Bar', Core::firstHeader([
'headers' => ['Foo' => ['Bar', 'Baz']],
], 'Foo'));
}
public function testReturnsFirstHeaderWhenMultiplePerLine()
{
$this->assertEquals('Bar', Core::firstHeader([
'headers' => ['Foo' => ['Bar, Baz']],
], 'Foo'));
}
public function testExtractsCaseInsensitiveHeader()
{
$this->assertEquals(
'hello',
Core::header(['headers' => ['foo' => ['hello']]], 'FoO')
);
}
public function testExtractsCaseInsensitiveHeaderLines()
{
$this->assertEquals(
['a', 'b', 'c', 'd'],
Core::headerLines([
'headers' => [
'foo' => ['a', 'b'],
'Foo' => ['c', 'd']
]
], 'foo')
);
}
public function testExtractsHeaderLines()
{
$this->assertEquals(
['bar', 'baz'],
Core::headerLines([
'headers' => [
'Foo' => ['bar', 'baz'],
],
], 'Foo')
);
}
public function testExtractsHeaderAsString()
{
$this->assertEquals(
'bar, baz',
Core::header([
'headers' => [
'Foo' => ['bar', 'baz'],
],
], 'Foo', true)
);
}
public function testReturnsNullWhenHeaderNotFound()
{
$this->assertNull(Core::header(['headers' => []], 'Foo'));
}
public function testRemovesHeaders()
{
$message = [
'headers' => [
'foo' => ['bar'],
'Foo' => ['bam'],
'baz' => ['123'],
],
];
$this->assertSame($message, Core::removeHeader($message, 'bam'));
$this->assertEquals([
'headers' => ['baz' => ['123']],
], Core::removeHeader($message, 'foo'));
}
public function testCreatesUrl()
{
$req = [
'scheme' => 'http',
'headers' => ['host' => ['foo.com']],
'uri' => '/',
];
$this->assertEquals('http://foo.com/', Core::url($req));
}
/**
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage No Host header was provided
*/
public function testEnsuresHostIsAvailableWhenCreatingUrls()
{
Core::url([]);
}
public function testCreatesUrlWithQueryString()
{
$req = [
'scheme' => 'http',
'headers' => ['host' => ['foo.com']],
'uri' => '/',
'query_string' => 'foo=baz',
];
$this->assertEquals('http://foo.com/?foo=baz', Core::url($req));
}
public function testUsesUrlIfSet()
{
$req = ['url' => 'http://foo.com'];
$this->assertEquals('http://foo.com', Core::url($req));
}
public function testReturnsNullWhenNoBody()
{
$this->assertNull(Core::body([]));
}
public function testReturnsStreamAsString()
{
$this->assertEquals(
'foo',
Core::body(['body' => Stream::factory('foo')])
);
}
public function testReturnsString()
{
$this->assertEquals('foo', Core::body(['body' => 'foo']));
}
public function testReturnsResourceContent()
{
$r = fopen('php://memory', 'w+');
fwrite($r, 'foo');
rewind($r);
$this->assertEquals('foo', Core::body(['body' => $r]));
fclose($r);
}
public function testReturnsIteratorContent()
{
$a = new \ArrayIterator(['a', 'b', 'cd', '']);
$this->assertEquals('abcd', Core::body(['body' => $a]));
}
public function testReturnsObjectToString()
{
$this->assertEquals('foo', Core::body(['body' => new StrClass]));
}
/**
* @expectedException \InvalidArgumentException
*/
public function testEnsuresBodyIsValid()
{
Core::body(['body' => false]);
}
public function testParsesHeadersFromLines()
{
$lines = ['Foo: bar', 'Foo: baz', 'Abc: 123', 'Def: a, b'];
$this->assertEquals([
'Foo' => ['bar', 'baz'],
'Abc' => ['123'],
'Def' => ['a, b'],
], Core::headersFromLines($lines));
}
public function testParsesHeadersFromLinesWithMultipleLines()
{
$lines = ['Foo: bar', 'Foo: baz', 'Foo: 123'];
$this->assertEquals([
'Foo' => ['bar', 'baz', '123'],
], Core::headersFromLines($lines));
}
public function testCreatesArrayCallFunctions()
{
$called = [];
$a = function ($a, $b) use (&$called) {
$called['a'] = func_get_args();
};
$b = function ($a, $b) use (&$called) {
$called['b'] = func_get_args();
};
$c = Core::callArray([$a, $b]);
$c(1, 2);
$this->assertEquals([1, 2], $called['a']);
$this->assertEquals([1, 2], $called['b']);
}
public function testRewindsGuzzleStreams()
{
$str = Stream::factory('foo');
$this->assertTrue(Core::rewindBody(['body' => $str]));
}
public function testRewindsStreams()
{
$str = Stream::factory('foo')->detach();
$this->assertTrue(Core::rewindBody(['body' => $str]));
}
public function testRewindsIterators()
{
$iter = new \ArrayIterator(['foo']);
$this->assertTrue(Core::rewindBody(['body' => $iter]));
}
public function testRewindsStrings()
{
$this->assertTrue(Core::rewindBody(['body' => 'hi']));
}
public function testRewindsToStrings()
{
$this->assertTrue(Core::rewindBody(['body' => new StrClass()]));
}
public function typeProvider()
{
return [
['foo', 'string(3) "foo"'],
[true, 'bool(true)'],
[false, 'bool(false)'],
[10, 'int(10)'],
[1.0, 'float(1)'],
[new StrClass(), 'object(GuzzleHttp\Tests\Ring\StrClass)'],
[['foo'], 'array(1)']
];
}
/**
* @dataProvider typeProvider
*/
public function testDescribesType($input, $output)
{
$this->assertEquals($output, Core::describeType($input));
}
public function testDoesSleep()
{
$t = microtime(true);
$expected = $t + (100 / 1000);
Core::doSleep(['client' => ['delay' => 100]]);
$this->assertGreaterThanOrEqual($expected, microtime(true));
}
public function testProxiesFuture()
{
$f = new CompletedFutureArray(['status' => 200]);
$res = null;
$proxied = Core::proxy($f, function ($value) use (&$res) {
$value['foo'] = 'bar';
$res = $value;
return $value;
});
$this->assertNotSame($f, $proxied);
$this->assertEquals(200, $f->wait()['status']);
$this->assertArrayNotHasKey('foo', $f->wait());
$this->assertEquals('bar', $proxied->wait()['foo']);
$this->assertEquals(200, $proxied->wait()['status']);
}
public function testProxiesDeferredFuture()
{
$d = new Deferred();
$f = new FutureArray($d->promise());
$f2 = Core::proxy($f);
$d->resolve(['foo' => 'bar']);
$this->assertEquals('bar', $f['foo']);
$this->assertEquals('bar', $f2['foo']);
}
public function testProxiesDeferredFutureFailure()
{
$d = new Deferred();
$f = new FutureArray($d->promise());
$f2 = Core::proxy($f);
$d->reject(new \Exception('foo'));
try {
$f2['hello?'];
$this->fail('did not throw');
} catch (\Exception $e) {
$this->assertEquals('foo', $e->getMessage());
}
}
}
final class StrClass
{
public function __toString()
{
return 'foo';
}
}