flatbuffers/tests/phpTest.php

633 lines
24 KiB
PHP

<?php
// manual load for testing. please use PSR style autoloader when you use flatbuffers.
require join(DIRECTORY_SEPARATOR, array(dirname(dirname(__FILE__)), "php", "Constants.php"));
require join(DIRECTORY_SEPARATOR, array(dirname(dirname(__FILE__)), "php", "ByteBuffer.php"));
require join(DIRECTORY_SEPARATOR, array(dirname(dirname(__FILE__)), "php", "FlatbufferBuilder.php"));
require join(DIRECTORY_SEPARATOR, array(dirname(dirname(__FILE__)), "php", "Table.php"));
require join(DIRECTORY_SEPARATOR, array(dirname(dirname(__FILE__)), "php", "Struct.php"));
foreach (glob(join(DIRECTORY_SEPARATOR, array(dirname(__FILE__), "MyGame", "Example", "*.php"))) as $file) {
require $file;
}
function main()
{
/// Begin Test
$assert = new Assert();
// First, let's test reading a FlatBuffer generated by C++ code:
// This file was generated from monsterdata_test.json
// Now test it:
$data = file_get_contents('monsterdata_test.mon');
$bb = Google\FlatBuffers\ByteBuffer::wrap($data);
test_buffer($assert, $bb);
// Second, let's create a FlatBuffer from scratch in JavaScript, and test it also.
// We use an initial size of 1 to exercise the reallocation algorithm,
// normally a size larger than the typical FlatBuffer you generate would be
// better for performance.
$fbb = new Google\FlatBuffers\FlatBufferBuilder(1);
// We set up the same values as monsterdata.json:
$str = $fbb->createString("MyMonster");
$name = $fbb->createString('Fred');
\MyGame\Example\Monster::startMonster($fbb);
\MyGame\Example\Monster::addName($fbb, $name);
$enemy = \MyGame\Example\Monster::endMonster($fbb);
$inv = \MyGame\Example\Monster::CreateInventoryVector($fbb, array(0, 1, 2, 3, 4));
$fred = $fbb->createString('Fred');
\MyGame\Example\Monster::StartMonster($fbb);
\MyGame\Example\Monster::AddName($fbb, $fred);
$mon2 = \MyGame\Example\Monster::EndMonster($fbb);
\MyGame\Example\Monster::StartTest4Vector($fbb, 2);
\MyGame\Example\Test::CreateTest($fbb, 10, 20);
\MyGame\Example\Test::CreateTest($fbb, 30, 40);
$test4 = $fbb->endVector();
$testArrayOfString = \MyGame\Example\Monster::CreateTestarrayofstringVector($fbb, array(
$fbb->createString('test1'),
$fbb->createString('test2')
));
\MyGame\Example\Monster::StartMonster($fbb);
\MyGame\Example\Monster::AddPos($fbb, \MyGame\Example\Vec3::CreateVec3($fbb,
1.0, 2.0, 3.0, //float
3.0, // double
\MyGame\Example\Color::Green,
5, //short
6));
\MyGame\Example\Monster::AddHp($fbb, 80);
\MyGame\Example\Monster::AddName($fbb, $str);
\MyGame\Example\Monster::AddInventory($fbb, $inv);
\MyGame\Example\Monster::AddTestType($fbb, \MyGame\Example\Any::Monster);
\MyGame\Example\Monster::AddTest($fbb, $mon2);
\MyGame\Example\Monster::AddTest4($fbb, $test4);
\MyGame\Example\Monster::AddTestarrayofstring($fbb, $testArrayOfString);
\MyGame\Example\Monster::AddEnemy($fbb, $enemy);
\MyGame\Example\Monster::AddTestbool($fbb, false);
$mon = \MyGame\Example\Monster::EndMonster($fbb);
\MyGame\Example\Monster::FinishMonsterBuffer($fbb, $mon);
// Test it:
test_buffer($assert, $fbb->dataBuffer());
testByteBuffer($assert);
fuzzTest1($assert);
// testUnicode($assert);
echo 'FlatBuffers php test: completed successfully' . PHP_EOL;
}
try {
main();
exit(0);
} catch(Exception $e) {
printf("Fatal error: Uncaught exception '%s' with message '%s. in %s:%d\n", get_class($e), $e->getMessage(), $e->getFile(), $e->getLine());
printf("Stack trace:\n");
echo $e->getTraceAsString() . PHP_EOL;
printf(" thrown in in %s:%d\n", $e->getFile(), $e->getLine());
die(-1);
}
function test_buffer(Assert $assert, Google\FlatBuffers\ByteBuffer $bb) {
$assert->ok(MyGame\Example\Monster::MonsterBufferHasIdentifier($bb));
$monster = \MyGame\Example\Monster::GetRootAsMonster($bb);
$assert->strictEqual($monster->GetHp(), 80);
$assert->strictEqual($monster->GetMana(), 150); // default
$assert->strictEqual($monster->GetName(), 'MyMonster');
$pos = $monster->GetPos();
$assert->strictEqual($pos->GetX(), 1.0);
$assert->strictEqual($pos->GetY(), 2.0);
$assert->strictEqual($pos->GetZ(), 3.0);
$assert->Equal($pos->GetTest1(), 3.0);
$assert->strictEqual($pos->GetTest2(), \MyGame\Example\Color::Green);
$t = $pos->GetTest3();
$assert->strictEqual($t->GetA(), 5);
$assert->strictEqual($t->GetB(), 6);
$assert->strictEqual($monster->GetTestType(), \MyGame\Example\Any::Monster);
$monster2 = new \MyGame\Example\Monster();
$assert->strictEqual($monster->GetTest($monster2) != null, true);
$assert->strictEqual($monster2->GetName(), 'Fred');
$assert->strictEqual($monster->GetInventoryLength(), 5);
$invsum = 0;
for ($i = 0; $i < $monster->GetInventoryLength(); $i++) {
$invsum += $monster->GetInventory($i);
}
$assert->strictEqual($invsum, 10);
$assert->strictEqual(bin2hex($monster->GetInventoryBytes()), "0001020304");
$test_0 = $monster->GetTest4(0);
$test_1 = $monster->GetTest4(1);
$assert->strictEqual($monster->GetTest4Length(), 2);
$assert->strictEqual($test_0->GetA() + $test_0->GetB() + $test_1->GetA() + $test_1->GetB(), 100);
$assert->strictEqual($monster->GetTestarrayofstringLength(), 2);
$assert->strictEqual($monster->GetTestarrayofstring(0), 'test1');
$assert->strictEqual($monster->GetTestarrayofstring(1), 'test2');
$fred = $monster->getEnemy();
$assert->Equal('Fred', $fred->getName());
$assert->strictEqual($monster->GetTestbool(), false);
}
//function testUnicode(Assert $assert) {
// // missing unicode_test.mon, implemented later
// $correct = file_get_contents('unicode_test.mon');
// $json = json_decode(file_get_contents('unicode_test.json'));
//
// // Test reading
// $bb = flatbuffers\ByteBuffer::Wrap($correct);
// $monster = \MyGame\Example\Monster::GetRootAsMonster($bb);
// $assert->strictEqual($monster->GetName(), $json["name"]);
//
// //$assert->deepEqual(new Buffer(monster.name(flatbuffers.Encoding.UTF8_BYTES)), new Buffer(json.name));
// //assert.strictEqual(monster.testarrayoftablesLength(), json.testarrayoftables.length);
// foreach ($json["testarrayoftables"]as $i => $table) {
// $value = $monster->GetTestArrayOfTables($i);
// $assert->strictEqual($value->GetName(), $table["name"]);
// //assert.deepEqual(new Buffer(value.name(flatbuffers.Encoding.UTF8_BYTES)), new Buffer(table.name));
// }
// $assert->strictEqual($monster->GetTestarrayofstringLength(), $json["testarrayofstring"]["length"]);
// foreach ($json["testarrayofstring"] as $i => $string) {
// $assert->strictEqual($monster->GetTestarrayofstring($i), $string);
// //assert.deepEqual(new Buffer(monster.testarrayofstring(i, flatbuffers.Encoding.UTF8_BYTES)), new Buffer(string));
// }
//
// // Test writing
// $fbb = new FlatBuffers\FlatBufferBuilder(1);
// $name = $fbb->CreateString($json["name"]);
// $testarrayoftablesOffsets = array_map(function($table) use($fbb) {
// $name = $fbb->CreateString($table["name"]);
// \MyGame\Example\Monster::StartMonster($fbb);
// \MyGame\Example\Monster::AddName($fbb, $name);
// return \MyGame\Example\Monster::EndMonster($fbb);
// }, $json["testarrayoftables"]);
// $testarrayoftablesOffset = \MyGame\Example\Monster::CreateTestarrayoftablesVector($fbb,
// $testarrayoftablesOffsets);
//// $testarrayofstringOffset = \MyGame\Example\Monster::CreateTestarrayofstringVector($fbb,
//// $json["testarrayofstring"].map(function(string) { return fbb.createString(string); }));
//
// \MyGame\Example\Monster::startMonster($fbb);
// \MyGame\Example\Monster::addTestarrayofstring($fbb, $testarrayoftablesOffset);
// \MyGame\Example\Monster::addTestarrayoftables($fbb, $testarrayoftablesOffset);
// \MyGame\Example\Monster::addName($fbb, $name);
// \MyGame\Example\Monster::finishMonsterBuffer($fbb, \MyGame\Example\Monster::endMonster($fbb));
// //;assert.deepEqual(new Buffer(fbb.asUint8Array()), correct);
//}
// Low level stress/fuzz test: serialize/deserialize a variety of
// different kinds of data in different combinations
function fuzzTest1(Assert $assert)
{
// Values we're testing against: chosen to ensure no bits get chopped
// off anywhere, and also be different from eachother.
$bool_val = true;
$char_val = -127; // 0x81
$uchar_val = 0xFF;
$short_val = -32222; // 0x8222;
$ushort_val = 0xFEEE;
$int_val = 0x7fffffff | 0;
// for now
$uint_val = 1;
$long_val = 2;
$ulong_val = 3;
// var uint_val = 0xFDDDDDDD;
// var long_val = new flatbuffers.Long(0x44444444, 0x84444444);
// var ulong_val = new flatbuffers.Long(0xCCCCCCCC, 0xFCCCCCCC);
$float_val = 3.14159;
$double_val = 3.14159265359;
$test_values_max = 11;
$fields_per_object = 4;
// current implementation is not good at encoding.
$num_fuzz_objects = 1000;
$builder = new Google\FlatBuffers\FlatBufferBuilder(1);
// can't use same implementation due to PHP_INTMAX overflow issue.
// we use mt_rand function to reproduce fuzzy test.
mt_srand(48271);
$objects = array();
// Generate num_fuzz_objects random objects each consisting of
// fields_per_object fields, each of a random type.
for ($i = 0; $i < $num_fuzz_objects; $i++) {
$builder->startObject($fields_per_object);
for ($f = 0; $f < $fields_per_object; $f++) {
$choice = mt_rand() % $test_values_max;
switch ($choice) {
case 0:
$builder->addBoolX($f, $bool_val, 0);
break;
case 1:
$builder->addByteX($f, $char_val, 0);
break;
case 2:
$builder->addSbyteX($f, $uchar_val, 0);
break;
case 3:
$builder->addShortX($f, $short_val, 0);
break;
case 4:
$builder->addUshortX($f, $ushort_val, 0);
break;
case 5:
$builder->addIntX($f, $int_val, 0);
break;
case 6:
$builder->addUintX($f, $uint_val, 0);
break;
case 7:
$builder->addLongX($f, $long_val, 0);
break;
case 8:
$builder->addUlongX($f, $ulong_val, 0);
break;
case 9:
$builder->addFloatX($f, $float_val, 0);
break;
case 10:
$builder->addDoubleX($f, $double_val, 0);
break;
}
}
$objects[] = $builder->endObject();
}
$builder->prep(8, 0); // Align whole buffer.
mt_srand(48271); // Reset
$builder->finish($objects[count($objects) - 1]);
$view = Google\FlatBuffers\ByteBuffer::wrap($builder->sizedByteArray());
for ($i = 0; $i < $num_fuzz_objects; $i++) {
$offset = $view->capacity() - $objects[$i];
for ($f = 0; $f < $fields_per_object; $f++) {
$choice = mt_rand() % $test_values_max;
$vtable_offset = fieldIndexToOffset($f);
$vtable = $offset - $view->getInt($offset);
$assert->ok($vtable_offset < $view->getShort($vtable));
$field_offset = $offset + $view->getShort($vtable + $vtable_offset);
switch ($choice) {
case 0:
$assert->strictEqual(!!$view->getBool($field_offset), $bool_val);
break;
case 1:
$assert->strictEqual($view->getSbyte($field_offset), $char_val);
break;
case 2:
$assert->strictEqual($view->getByte($field_offset), $uchar_val);
break;
case 3:
$assert->strictEqual($view->getShort($field_offset), $short_val);
break;
case 4:
$assert->strictEqual($view->getUShort($field_offset), $ushort_val);
break;
case 5:
$assert->strictEqual($view->getInt($field_offset), $int_val);
break;
case 6:
$assert->strictEqual($view->getUint($field_offset), $uint_val);
break;
case 7:
if (PHP_INT_SIZE <= 4) break;
$assert->strictEqual($view->getLong($field_offset), $long_val);
break;
case 8:
if (PHP_INT_SIZE <= 4) break;
$assert->strictEqual($view->getUlong($field_offset), $ulong_val);
break;
case 9:
$assert->strictEqual(floor($view->getFloat($field_offset)), floor($float_val));
break;
case 10:
$assert->strictEqual($view->getDouble($field_offset), $double_val);
break;
}
}
}
}
function fieldIndexToOffset($field_id) {
// Should correspond to what EndTable() below builds up.
$fixed_fields = 2; // Vtable size and Object Size.
return ($field_id + $fixed_fields) * 2;
}
function testByteBuffer(Assert $assert) {
//Test: ByteBuffer_Length_MatchesBufferLength
$buffer = str_repeat("\0", 100);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal($uut->capacity(), strlen($buffer));
//Test: ByteBuffer_PutBytePopulatesBufferAtZeroOffset
$buffer = "\0";
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putByte(0, "\x63"); // 99
$assert->Equal("\x63", $uut->_buffer[0]); // don't share buffer as php user might confuse reference.
//Test: ByteBuffer_PutByteCannotPutAtOffsetPastLength
$buffer = "\0";
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putByte(1, "\x63"); // 99
});
//Test: ByteBuffer_PutShortPopulatesBufferCorrectly
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putShort(0, 1);
// Ensure Endiannes was written correctly
$assert->Equal(chr(0x01), $uut->_buffer[0]);
$assert->Equal(chr(0x00), $uut->_buffer[1]);
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putShort(0, -32768);
// Ensure Endiannes was written correctly
$assert->Equal(chr(0x00), $uut->_buffer[0]);
$assert->Equal(chr(0x80), $uut->_buffer[1]);
//Test: ByteBuffer_PutShortCannotPutAtOffsetPastLength
$buffer = "\0";
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putShort(2, "\x63"); // 99
});
//Test: ByteBuffer_PutShortChecksLength
$buffer = "\0";
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putShort(0, "\x63"); // 99
});
//Test: ByteBuffer_PutShortChecksLengthAndOffset
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putShort(1, "\x63"); // 99
});
//Test: ByteBuffer_PutIntPopulatesBufferCorrectly
$buffer = str_repeat("\0", 4);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putInt(0, 0x0A0B0C0D);
$assert->Equal(chr(0x0D), $uut->_buffer[0]);
$assert->Equal(chr(0x0C), $uut->_buffer[1]);
$assert->Equal(chr(0x0B), $uut->_buffer[2]);
$assert->Equal(chr(0x0A), $uut->_buffer[3]);
$buffer = str_repeat("\0", 4);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putInt(0, -2147483648);
$assert->Equal(chr(0x00), $uut->_buffer[0]);
$assert->Equal(chr(0x00), $uut->_buffer[1]);
$assert->Equal(chr(0x00), $uut->_buffer[2]);
$assert->Equal(chr(0x80), $uut->_buffer[3]);
//Test: ByteBuffer_PutIntCannotPutAtOffsetPastLength
$buffer = str_repeat("\0", 4);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putInt(2, 0x0A0B0C0D);
});
//Test: ByteBuffer_PutIntChecksLength
$buffer = str_repeat("\0", 1);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putInt(0, 0x0A0B0C0D);
});
//Test: ByteBuffer_PutIntChecksLengthAndOffset
$buffer = str_repeat("\0", 4);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putInt(2, 0x0A0B0C0D);
});
if (PHP_INT_SIZE > 4) {
//Test: ByteBuffer_PutLongPopulatesBufferCorrectly
$buffer = str_repeat("\0", 8);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$uut->putLong(0, 0x010203040A0B0C0D);
$assert->Equal(chr(0x0D), $uut->_buffer[0]);
$assert->Equal(chr(0x0C), $uut->_buffer[1]);
$assert->Equal(chr(0x0B), $uut->_buffer[2]);
$assert->Equal(chr(0x0A), $uut->_buffer[3]);
$assert->Equal(chr(0x04), $uut->_buffer[4]);
$assert->Equal(chr(0x03), $uut->_buffer[5]);
$assert->Equal(chr(0x02), $uut->_buffer[6]);
$assert->Equal(chr(0x01), $uut->_buffer[7]);
//Test: ByteBuffer_PutLongCannotPutAtOffsetPastLength
$buffer = str_repeat("\0", 8);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putLong(2, 0x010203040A0B0C0D);
});
//Test: ByteBuffer_PutLongCannotPutAtOffsetPastLength
$buffer = str_repeat("\0", 1);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putLong(0, 0x010203040A0B0C0D);
});
//Test: ByteBuffer_PutLongChecksLengthAndOffset
$buffer = str_repeat("\0", 8);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->putLong(2, 0x010203040A0B0C0D);
});
}
//Test: ByteBuffer_GetByteReturnsCorrectData
$buffer = str_repeat("\0", 1);
$buffer[0] = "\x63";
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal("\x63", $uut->get(0));
//Test: ByteBuffer_GetByteChecksOffset
$buffer = str_repeat("\0", 1);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->get(1);
});
//Test: ByteBuffer_GetShortReturnsCorrectData
$buffer = str_repeat("\0", 2);
$buffer[0] = chr(0x01);
$buffer[1] = chr(0x00);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(1, $uut->getShort(0));
//Test: ByteBuffer_GetShortReturnsCorrectData (signed value)
$buffer = str_repeat("\0", 2);
$buffer[0] = chr(0x00);
$buffer[1] = chr(0x80);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(-32768, $uut->getShort(0));
//Test: ByteBuffer_GetShortChecksOffset
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getShort(2);
});
//Test: ByteBuffer_GetShortChecksLength
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getShort(1);
});
//Test: ByteBuffer_GetIntReturnsCorrectData
$buffer = str_repeat("\0", 4);
$buffer[0] = chr(0x0D);
$buffer[1] = chr(0x0C);
$buffer[2] = chr(0x0B);
$buffer[3] = chr(0x0A);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(0x0A0B0C0D, $uut->getInt(0));
$buffer = str_repeat("\0", 4);
$buffer[0] = chr(0x00);
$buffer[1] = chr(0x00);
$buffer[2] = chr(0x00);
$buffer[3] = chr(0x80);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(-2147483648, $uut->getInt(0));
//Test: ByteBuffer_GetIntChecksOffset
$buffer = str_repeat("\0", 4);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getInt(4);
});
//Test: ByteBuffer_GetIntChecksLength
$buffer = str_repeat("\0", 2);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getInt(0);
});
if (PHP_INT_SIZE > 4) {
//Test: ByteBuffer_GetLongReturnsCorrectData
$buffer = str_repeat("\0", 8);
$buffer[0] = chr(0x0D);
$buffer[1] = chr(0x0C);
$buffer[2] = chr(0x0B);
$buffer[3] = chr(0x0A);
$buffer[4] = chr(0x04);
$buffer[5] = chr(0x03);
$buffer[6] = chr(0x02);
$buffer[7] = chr(0x01);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(0x010203040A0B0C0D, $uut->getLong(0));
//Test: Signed Long
$buffer = str_repeat("\0", 8);
$buffer[0] = chr(0x00);
$buffer[1] = chr(0x00);
$buffer[2] = chr(0x00);
$buffer[3] = chr(0x00);
$buffer[4] = chr(0x00);
$buffer[5] = chr(0x00);
$buffer[6] = chr(0x00);
$buffer[7] = chr(0x80);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(-1 << 63, $uut->getLong(0));
}
//Test: ByteBuffer_GetLongChecksOffset
$buffer = str_repeat("\0", 8);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getLong(8);
});
//Test: ByteBuffer_GetLongChecksLength
$buffer = str_repeat("\0", 7);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Throws(new OutOfRangeException(), function() use ($uut) {
$uut->getLong(0);
});
//Test: big endian
$buffer = str_repeat("\0", 2);
// 0xFF 0x00
// Little Endian: 255
// Big Endian: 65280
$buffer[0] = chr(0xff);
$buffer[1] = chr(0x00);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(65280, $uut->readLittleEndian(0, 2, true));
$buffer = str_repeat("\0", 4);
$buffer[0] = chr(0x0D);
$buffer[1] = chr(0x0C);
$buffer[2] = chr(0x0B);
$buffer[3] = chr(0x0A);
$uut = Google\FlatBuffers\ByteBuffer::wrap($buffer);
$assert->Equal(0x0D0C0B0A, $uut->readLittleEndian(0, 4, true));
}
class Assert {
public function ok($result, $message = "") {
if (!$result){
throw new Exception(!empty($message) ? $message : "{$result} is not true.");
}
}
public function Equal($result, $expected, $message = "") {
if ($result != $expected) {
throw new Exception(!empty($message) ? $message : "given the result {$result} is not equals as {$expected}");
}
}
public function strictEqual($result, $expected, $message = "") {
if ($result !== $expected) {
throw new Exception(!empty($message) ? $message : "given the result {$result} is not strict equals as {$expected}");
}
}
public function Throws($class, Callable $callback) {
try {
$callback();
throw new \Exception("passed statement don't throw an exception.");
} catch (\Exception $e) {
if (get_class($e) != get_class($class)) {
throw new Exception("passed statement doesn't throw " . get_class($class) . ". throwws " . get_class($e));
}
}
}
}