updated plugin W3 Total Cache version 2.3.3

wp-content/plugins/w3-total-cache/vendor/guzzlehttp/psr7/tests/PumpStreamTest.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace GuzzleHttp\Tests\Psr7;
+
+use GuzzleHttp\Psr7;
+use GuzzleHttp\Psr7\LimitStream;
+use GuzzleHttp\Psr7\PumpStream;
+
+class PumpStreamTest extends BaseTest
+{
+    public function testHasMetadataAndSize()
+    {
+        $p = new PumpStream(function () {
+        }, [
+            'metadata' => ['foo' => 'bar'],
+            'size'     => 100
+        ]);
+
+        self::assertSame('bar', $p->getMetadata('foo'));
+        self::assertSame(['foo' => 'bar'], $p->getMetadata());
+        self::assertSame(100, $p->getSize());
+    }
+
+    public function testCanReadFromCallable()
+    {
+        $p = Psr7\Utils::streamFor(function ($size) {
+            return 'a';
+        });
+        self::assertSame('a', $p->read(1));
+        self::assertSame(1, $p->tell());
+        self::assertSame('aaaaa', $p->read(5));
+        self::assertSame(6, $p->tell());
+    }
+
+    public function testStoresExcessDataInBuffer()
+    {
+        $called = [];
+        $p = Psr7\Utils::streamFor(function ($size) use (&$called) {
+            $called[] = $size;
+            return 'abcdef';
+        });
+        self::assertSame('a', $p->read(1));
+        self::assertSame('b', $p->read(1));
+        self::assertSame('cdef', $p->read(4));
+        self::assertSame('abcdefabc', $p->read(9));
+        self::assertSame([1, 9, 3], $called);
+    }
+
+    public function testInifiniteStreamWrappedInLimitStream()
+    {
+        $p = Psr7\Utils::streamFor(function () {
+            return 'a';
+        });
+        $s = new LimitStream($p, 5);
+        self::assertSame('aaaaa', (string) $s);
+    }
+
+    public function testDescribesCapabilities()
+    {
+        $p = Psr7\Utils::streamFor(function () {
+        });
+        self::assertTrue($p->isReadable());
+        self::assertFalse($p->isSeekable());
+        self::assertFalse($p->isWritable());
+        self::assertNull($p->getSize());
+        self::assertSame('', $p->getContents());
+        self::assertSame('', (string) $p);
+        $p->close();
+        self::assertSame('', $p->read(10));
+        self::assertTrue($p->eof());
+
+        try {
+            self::assertFalse($p->write('aa'));
+            self::fail();
+        } catch (\RuntimeException $e) {
+        }
+    }
+}