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<?php
/*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
namespace Google\ApiCore\Tests\Unit;
use Google\ApiCore\BidiStream;
use Google\ApiCore\Testing\MockStatus;
use Google\ApiCore\Testing\MockBidiStreamingCall;
use Google\Protobuf\Internal\GPBType;
use Google\Protobuf\Internal\RepeatedField;
use Google\Rpc\Code;
use PHPUnit\Framework\TestCase;
class BidiStreamTest extends TestCase
{
use TestTrait;
public function testEmptySuccess()
{
$call = new MockBidiStreamingCall([]);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertSame([], iterator_to_array($stream->closeWriteAndReadAll()));
}
/**
* @expectedException \Google\ApiCore\ApiException
* @expectedExceptionMessage empty failure read
*/
public function testEmptyFailureRead()
{
$call = new MockBidiStreamingCall([], null, new MockStatus(Code::INTERNAL, 'empty failure read'));
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$stream->closeWrite();
$stream->read();
}
/**
* @expectedException \Google\ApiCore\ApiException
* @expectedExceptionMessage empty failure readall
*/
public function testEmptyFailureReadAll()
{
$call = new MockBidiStreamingCall([], null, new MockStatus(Code::INTERNAL, 'empty failure readall'));
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
iterator_to_array($stream->closeWriteAndReadAll());
}
/**
* @expectedException \Google\ApiCore\ValidationException
* @expectedExceptionMessage Cannot call read() after streaming call is complete.
*/
public function testReadAfterComplete()
{
$call = new MockBidiStreamingCall([]);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$stream->closeWrite();
$this->assertNull($stream->read());
$stream->read();
}
/**
* @expectedException \Google\ApiCore\ValidationException
* @expectedExceptionMessage Cannot call write() after streaming call is complete.
*/
public function testWriteAfterComplete()
{
$call = new MockBidiStreamingCall([]);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$stream->closeWrite();
$this->assertNull($stream->read());
$stream->write('request');
}
/**
* @expectedException \Google\ApiCore\ValidationException
* @expectedExceptionMessage Cannot call write() after calling closeWrite().
*/
public function testWriteAfterCloseWrite()
{
$call = new MockBidiStreamingCall([]);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$stream->closeWrite();
$stream->write('request');
}
public function testReadStringsSuccess()
{
$responses = ['abc', 'def'];
$call = new MockBidiStreamingCall($responses);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertSame($responses, iterator_to_array($stream->closeWriteAndReadAll()));
}
public function testReadObjectsSuccess()
{
$responses = [
$this->createStatus(Code::OK, 'response1'),
$this->createStatus(Code::OK, 'response2')
];
$serializedResponses = [];
foreach ($responses as $response) {
$serializedResponses[] = $response->serializeToString();
}
$call = new MockBidiStreamingCall($serializedResponses, ['\Google\Rpc\Status', 'mergeFromString']);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertEquals($responses, iterator_to_array($stream->closeWriteAndReadAll()));
}
public function testReadCloseReadSuccess()
{
$responses = [
$this->createStatus(Code::OK, 'response1'),
$this->createStatus(Code::OK, 'response2')
];
$serializedResponses = [];
foreach ($responses as $response) {
$serializedResponses[] = $response->serializeToString();
}
$call = new MockBidiStreamingCall($serializedResponses, ['\Google\Rpc\Status', 'mergeFromString']);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$response = $stream->read();
$stream->closeWrite();
$index = 0;
while (!is_null($response)) {
$this->assertEquals($response, $responses[$index]);
$response = $stream->read();
$index++;
}
}
/**
* @expectedException \Google\ApiCore\ApiException
* @expectedExceptionMessage read failure
*/
public function testReadFailure()
{
$responses = ['abc', 'def'];
$call = new MockBidiStreamingCall(
$responses,
null,
new MockStatus(Code::INTERNAL, 'read failure')
);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$index = 0;
try {
foreach ($stream->closeWriteAndReadAll() as $response) {
$this->assertSame($response, $responses[$index]);
$index++;
}
} finally {
$this->assertSame(2, $index);
}
}
public function testWriteStringsSuccess()
{
$requests = ['request1', 'request2'];
$responses = [];
$call = new MockBidiStreamingCall($responses);
$stream = new BidiStream($call);
$stream->writeAll($requests);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertSame([], iterator_to_array($stream->closeWriteAndReadAll()));
$this->assertEquals($requests, $call->popReceivedCalls());
}
public function testWriteObjectsSuccess()
{
$requests = [
$this->createStatus(Code::OK, 'request1'),
$this->createStatus(Code::OK, 'request2')
];
$responses = [];
$call = new MockBidiStreamingCall($responses, ['\Google\Rpc\Status', 'mergeFromString']);
$stream = new BidiStream($call);
$stream->writeAll($requests);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertSame([], iterator_to_array($stream->closeWriteAndReadAll()));
$this->assertEquals($requests, $call->popReceivedCalls());
}
public function testAlternateReadWriteObjectsSuccess()
{
$requests = [
$this->createStatus(Code::OK, 'request1'),
$this->createStatus(Code::OK, 'request2'),
$this->createStatus(Code::OK, 'request3')
];
$responses = [
$this->createStatus(Code::OK, 'response1'),
$this->createStatus(Code::OK, 'response2'),
$this->createStatus(Code::OK, 'response3'),
$this->createStatus(Code::OK, 'response4')
];
$serializedResponses = [];
foreach ($responses as $response) {
$serializedResponses[] = $response->serializeToString();
}
$call = new MockBidiStreamingCall($serializedResponses, ['\Google\Rpc\Status', 'mergeFromString']);
$stream = new BidiStream($call);
$index = 0;
foreach ($requests as $request) {
$stream->write($request);
$response = $stream->read();
$this->assertEquals($response, $responses[$index]);
$index++;
}
$stream->closeWrite();
$response = $stream->read();
while (!is_null($response)) {
$this->assertEquals($response, $responses[$index]);
$index++;
$response = $stream->read();
}
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertEquals($requests, $call->popReceivedCalls());
}
/**
* @expectedException \Google\ApiCore\ApiException
* @expectedExceptionMessage write failure without close
*/
public function testWriteFailureWithoutClose()
{
$request = 'request';
$responses = [null];
$call = new MockBidiStreamingCall(
$responses,
null,
new MockStatus(Code::INTERNAL, 'write failure without close')
);
$stream = new BidiStream($call);
$this->assertSame($call, $stream->getBidiStreamingCall());
$stream->write($request);
try {
$stream->read();
} finally {
$this->assertEquals([$request], $call->popReceivedCalls());
}
}
public function testResourcesSuccess()
{
$resources = ['resource1', 'resource2', 'resource3'];
$repeatedField1 = new RepeatedField(GPBType::STRING);
$repeatedField1[] = 'resource1';
$repeatedField2 = new RepeatedField(GPBType::STRING);
$repeatedField2[] = 'resource2';
$repeatedField2[] = 'resource3';
$responses = [
$this->createMockResponse('nextPageToken1', $repeatedField1),
$this->createMockResponse('nextPageToken1', $repeatedField2)
];
$call = new MockBidiStreamingCall($responses);
$stream = new BidiStream($call, [
'resourcesGetMethod' => 'getResourcesList'
]);
$this->assertSame($call, $stream->getBidiStreamingCall());
$this->assertEquals($resources, iterator_to_array($stream->closeWriteAndReadAll()));
}
}